{"id":14760,"date":"2026-11-10T17:57:42","date_gmt":"2026-11-10T08:57:42","guid":{"rendered":"https:\/\/media.value-domain.com\/?p=14760"},"modified":"2026-11-10T17:57:42","modified_gmt":"2026-11-10T08:57:42","slug":"ipv4","status":"publish","type":"post","link":"https:\/\/media.value-domain.com\/ipv4\/","title":{"rendered":"\u3010IPv4\u306f\u67af\u6e07\u3057\u305f\u306e\u304b\uff1f\u3011IPv6\u304c\u534a\u6570\u3092\u8d85\u3048\u3066\u3082\u3001\u53e4\u3044\u300c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u4f4f\u6240\u300d\u304c\u4f7f\u308f\u308c\u7d9a\u3051\u308b\u7406\u7531"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/media.value-domain.com\/wp-content\/uploads\/2026\/11\/thumb_ipv4-1024x632.png\" alt=\"\u3010IPv4\u306f\u67af\u6e07\u3057\u305f\u306e\u304b\uff1f\u3011IPv6\u304c\u534a\u6570\u3092\u8d85\u3048\u3066\u3082\u3001\u53e4\u3044\u300c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u4f4f\u6240\u300d\u304c\u4f7f\u308f\u308c\u7d9a\u3051\u308b\u7406\u7531\" class=\"wp-image-59327\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u300cIPv4\u30a2\u30c9\u30ec\u30b9\u306f\u67af\u6e07\u3057\u305f\u300d\u3068\u5831\u3058\u3089\u308c\u3066\u304b\u308910\u5e74\u4ee5\u4e0a\u304c\u305f\u3061\u307e\u3059\u3002IPv6\u306e\u5229\u7528\u7387\u3082\u30012026\u5e743\u6708\u306bGoogle\u306e\u6e2c\u5b9a\u3067\u521d\u3081\u306650\uff05\u3092\u8d85\u3048\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u308c\u3067\u3082\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u4f4f\u6240\u306b\u3042\u305f\u308bIPv4\u30a2\u30c9\u30ec\u30b9\u306f\u4eca\u3082\u58f2\u8cb7\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u7b46\u8005\u304c\u52e4\u3081\u3066\u3044\u305f\u4f1a\u793e\u3067\u306f\u30012020\u5e74\u3054\u308d\u306b<strong>1\u5104\u5186\u898f\u6a21\u306e\u79fb\u8ee2\u8a71<\/strong>\u304c\u6301\u3061\u4e0a\u304c\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u300c\u67af\u6e07\u300d\u306f\u3001IPv4\u304c\u4f7f\u3048\u306a\u304f\u306a\u3063\u305f\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<strong>\u65b0\u3057\u304f\u914d\u308c\u308b\u5728\u5eab\u304c\u307b\u3068\u3093\u3069\u6b8b\u3063\u3066\u3044\u306a\u3044<\/strong>\u3068\u3044\u3046\u610f\u5473\u3067\u3059\u3002\u3059\u3067\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u305f\u30a2\u30c9\u30ec\u30b9\u306f\u4eca\u3082\u4f7f\u308f\u308c\u3066\u3044\u3066\u3001AI\u3084\u30af\u30e9\u30a6\u30c9\u304b\u3089\u96fb\u8a71\u56de\u7dda\u306e\u30c0\u30a4\u30e4\u30eb\u30a2\u30c3\u30d7\u63a5\u7d9a\u307e\u3067\u3001IPv4\u3092\u5fc5\u8981\u3068\u3059\u308b\u74b0\u5883\u304c\u6b8b\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u7b46\u8005\u306e\u5b9f\u4f53\u9a13\u3092\u4ea4\u3048\u3066\u6b21\u306e\u3053\u3068\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-luxe-blocks-border-block\" style=\"margin-top:10px;margin-bottom:30px\"><div class=\"wp-block-luxe-blocks-border-block-content\" style=\"background-color:#ffffe0;border:1px solid #006edc;border-radius:5px;padding:0px 15px 0px 15px\">\n<ul class=\"wp-block-list\">\n<li>IPv4\u306e\u300c\u67af\u6e07\u300d\u306e\u672c\u5f53\u306e\u610f\u5473<\/li>\n\n\n\n<li>1\u5104\u5186\u898f\u6a21\u306b\u306a\u3063\u305fIPv4\u30a2\u30c9\u30ec\u30b9\u79fb\u8ee2\u306e\u5b9f\u4f8b<\/li>\n\n\n\n<li>IPv6\u304c50\uff05\u3092\u8d85\u3048\u3066\u3082IPv4\u304c\u306a\u304f\u306a\u3089\u306a\u3044\u7406\u7531<\/li>\n\n\n\n<li>One \u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u3067IPv6\u63a5\u7d9a\u3092\u78ba\u304b\u3081\u308b\u65b9\u6cd5<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">IPv4\u306e\u300c\u67af\u6e07\u300d\u3068\u306f\u4f55\u304b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">IPv4\u3068IPv6\u306e\u9055\u3044<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u306f\u3001\u9577\u5e74\u306b\u308f\u305f\u3063\u3066\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3067\u4f7f\u308f\u308c\u3066\u304d\u305f\u901a\u4fe1\u65b9\u5f0f\u3067\u3059\u3002IPv4\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u3064\u306a\u304c\u308b\u6a5f\u5668\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306e\u756a\u53f7\u3067\u3001\u624b\u7d19\u3084\u8377\u7269\u3092\u5c4a\u3051\u308b\u305f\u3081\u306e\u300c\u4f4f\u6240\u300d\u306b\u8fd1\u3044\u5f79\u5272\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IP\u30a2\u30c9\u30ec\u30b9\u306e\u4ed5\u7d44\u307f\u3084\u78ba\u8a8d\u65b9\u6cd5\u306f\u3001<a href=\"https:\/\/www.value-domain.com\/media\/ipaddress\/\">IP\u30a2\u30c9\u30ec\u30b9\u306e\u57fa\u672c\u3092\u56f3\u89e3\u3057\u305f\u8a18\u4e8b<\/a>\u3067\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"blogcard\"><a href=\"https:\/\/www.value-domain.com\/media\/ipaddress\/\" data-blogcard=\"1\"><\/a><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u30a2\u30c9\u30ec\u30b9\u306f\u30010\u304b\u3089255\u307e\u3067\u306e4\u3064\u306e\u6570\u5024\u3092\u3001\u30c9\u30c3\u30c8\u3067\u533a\u5207\u3063\u3066\u8868\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background-color: #000000;color: #ffffff;padding: 10px;border-radius: 10px\">\n\u4f8b\uff1a192.0.2.1\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u3067\u5229\u7528\u3067\u304d\u308b\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u7406\u8ad6\u4e0a <strong>2<sup>32<\/sup><\/strong> = 4,294,967,296\u500b\u3002\u7d0443\u5104\u500b\u3068\u3044\u3046\u3068\u591a\u304f\u611f\u3058\u307e\u3059\u304c\u3001\u73fe\u5728\u306f\u30d1\u30bd\u30b3\u30f3\u3084\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u3060\u3051\u3067\u306a\u304f\u3001\u30b5\u30fc\u30d0\u30fc\u3001\u5bb6\u96fb\u3001\u76e3\u8996\u30ab\u30e1\u30e9\u3001\u30b2\u30fc\u30e0\u6a5f\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u6a5f\u5668\u304c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u3064\u306a\u304c\u3063\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u4f01\u696d\u3084\u901a\u4fe1\u4e8b\u696d\u8005\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u904b\u7528\u306b\u307e\u3068\u307e\u3063\u305f\u6570\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u306e\u7d50\u679c\u3001\u65b0\u3057\u304f\u5272\u308a\u5f53\u3066\u3089\u308c\u308bIPv4\u30a2\u30c9\u30ec\u30b9\u304c\u4e0d\u8db3\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u30a2\u30c9\u30ec\u30b9\u3092\u4e16\u754c\u898f\u6a21\u3067\u7ba1\u7406\u3057\u3066\u304d\u305fIANA\u3067\u306f2011\u5e742\u6708\u3001\u65e5\u672c\u3092\u542b\u3080\u30a2\u30b8\u30a2\u592a\u5e73\u6d0b\u5730\u57df\u3092\u62c5\u5f53\u3059\u308bAPNIC\u3067\u306f\u540c\u5e744\u6708\u306b\u3001\u901a\u5e38\u306e\u65b9\u6cd5\u3067\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u5728\u5eab\u304c\u67af\u6e07\u3057\u307e\u3057\u305f\u3002\u5730\u57df\u3054\u3068\u306e\u67af\u6e07\u6642\u671f\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>\u7ba1\u7406\u7d44\u7e54<\/strong><\/td><td><strong>\u62c5\u5f53\u5730\u57df<\/strong><\/td><td><strong>\u5728\u5eab\u304c\u67af\u6e07\u3057\u305f\u6642\u671f<\/strong><\/td><\/tr><\/thead><tbody><tr><td>IANA<\/td><td>\u5168\u4e16\u754c\uff08\u5404\u5730\u57df\u3078\u306e\u914d\u5206\u5143\uff09<\/td><td>2011\u5e742\u67083\u65e5<\/td><\/tr><tr><td>APNIC<\/td><td>\u30a2\u30b8\u30a2\u592a\u5e73\u6d0b\uff08\u65e5\u672c\u3092\u542b\u3080\uff09<\/td><td>2011\u5e744\u670815\u65e5<\/td><\/tr><tr><td>RIPE NCC<\/td><td>\u6b27\u5dde\u30fb\u4e2d\u6771\u30fb\u4e2d\u592e\u30a2\u30b8\u30a2\u306e\u4e00\u90e8<\/td><td>2012\u5e749\u670814\u65e5\uff08\u6700\u5f8c\u306e\u5728\u5eab\u304b\u3089\u306e\u5206\u914d\u3092\u958b\u59cb\u3002\u5b8c\u5168\u306a\u67af\u6e07\u306f2019\u5e7411\u670825\u65e5\uff09<\/td><\/tr><tr><td>LACNIC<\/td><td>\u4e2d\u5357\u7c73\u30fb\u30ab\u30ea\u30d6\u6d77\u306e\u4e00\u90e8<\/td><td>2014\u5e746\u670810\u65e5<\/td><\/tr><tr><td>ARIN<\/td><td>\u7c73\u56fd\u30fb\u30ab\u30ca\u30c0\u30fb\u30ab\u30ea\u30d6\u6d77\u306e\u4e00\u90e8<\/td><td>2015\u5e749\u670824\u65e5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u203b\u30a2\u30d5\u30ea\u30ab\u5730\u57df\u3092\u62c5\u5f53\u3059\u308bAFRINIC\u306f\u542b\u307f\u307e\u305b\u3093\uff08<a id=\"vn_cta_lp_vd\" class=\"ga_event_link\" style=\"color: #3366ff;\" href=\"https:\/\/www.nic.ad.jp\/ja\/ip\/ipv4pool\/\" target=\"_blank\" rel=\"noopener noreferrer\">JPNIC\u300cIPv4\u30a2\u30c9\u30ec\u30b9\u306e\u5728\u5eab\u67af\u6e07\u306b\u95a2\u3057\u3066\u300d<\/a>\u3001<a id=\"vn_cta_lp_vd\" class=\"ga_event_link\" style=\"color: #3366ff;\" href=\"https:\/\/www.ripe.net\/about-us\/news\/the-ripe-ncc-has-run-out-of-ipv4-addresses\/\" target=\"_blank\" rel=\"noopener noreferrer\">RIPE NCC\u300cThe RIPE NCC has run out of IPv4 Addresses\u300d<\/a>\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u306b\u5bfe\u3057\u3001IPv6\u306fIPv4\u30a2\u30c9\u30ec\u30b9\u306e\u4e0d\u8db3\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306b\u4f5c\u3089\u308c\u305f\u901a\u4fe1\u65b9\u5f0f\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u30a2\u30c9\u30ec\u30b9\u306f16\u9032\u6570\u3092\u4f7f\u7528\u3057\u3001\u6b21\u306e\u3088\u3046\u306a\u5f62\u5f0f\u3067\u8868\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background-color: #000000;color: #ffffff;padding: 10px;border-radius: 10px\">\n\u4f8b\uff1a2001:db8::1\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u7701\u7565\u305b\u305a\u306b\u66f8\u304f\u3068\u3001\u6b21\u306e\u5f62\u5f0f\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background-color: #000000;color: #ffffff;padding: 10px;border-radius: 10px\">\n2001:0db8:0000:0000:0000:0000:0000:0001\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u9023\u7d9a\u3059\u308b\u30bc\u30ed\u306e\u90e8\u5206\u306f\u30011\u3064\u306eIPv6\u30a2\u30c9\u30ec\u30b9\u306b\u3064\u304d1\u56de\u3060\u3051\u3001::\u3067\u7701\u7565\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u3067\u5229\u7528\u3067\u304d\u308b\u30a2\u30c9\u30ec\u30b9\u6570\u306f<strong>2<sup>128<\/sup><\/strong>\u3067<strong>\u7d043.4\u00d710\u00b3\u2078\u500b<\/strong>\u3067\u3059\u3002IPv6\u306e\u30a2\u30c9\u30ec\u30b9\u306e\u9577\u3055\u306f128\u30d3\u30c3\u30c8\u3067\u3001IPv4\uff0832\u30d3\u30c3\u30c8\uff09\u306e4\u500d\u3067\u3059\u304c\u3001\u30a2\u30c9\u30ec\u30b9\u7a7a\u9593\u306f <strong>2<sup>96<\/sup><\/strong>\u500d\uff08\u7d047.9\u00d710\u00b2\u2078\u500d\uff09\u306b\u62e1\u5927\u3057\u3066\u3044\u307e\u3059\u3002IPv4\u3068\u306f\u6bd4\u8f03\u306b\u306a\u3089\u306a\u3044\u307b\u3069\u5927\u304d\u304f\u3001\u30a2\u30c9\u30ec\u30b9\u6570\u306e\u4e0d\u8db3\u306f\u4e8b\u5b9f\u4e0a\u89e3\u6d88\u3067\u304d\u308b\u3068\u8003\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" class=\"wp-image-58896\" style=\"width: 640px\" src=\"https:\/\/media.value-domain.com\/wp-content\/uploads\/2026\/11\/ipv4-006.png\" alt=\"IPv4\u306e\u67af\u6e07\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">IPv4\u67af\u6e07\u306e\u5bfe\u7b56\uff1a\u67af\u6e07\u3057\u3066\u3082IPv4\u3092\u4f7f\u3048\u308b\u7406\u7531<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u306e\u67af\u6e07\u5f8c\u3082\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u5229\u7528\u3067\u304d\u308b\u306e\u306f\u3001\u6b21\u306e\u4ed5\u7d44\u307f\u304c\u3042\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-luxe-blocks-border-block\" style=\"margin-top:10px;margin-bottom:30px\"><div class=\"wp-block-luxe-blocks-border-block-content\" style=\"background-color:#ffffe0;border:1px solid #006edc;border-radius:5px;padding:0px 15px 0px 15px\">\n<ul class=\"wp-block-list\">\n<li>\u5272\u308a\u5f53\u3066\u6e08\u307f\u306eIPv4\u30a2\u30c9\u30ec\u30b9\u306f\u7d99\u7d9a\u3057\u3066\u5229\u7528\u3067\u304d\u308b<\/li>\n\n\n\n<li>\u4f7f\u308f\u308c\u3066\u3044\u306a\u3044IPv4\u30a2\u30c9\u30ec\u30b9\u3092\u7d44\u7e54\u9593\u3067\u79fb\u8ee2\u3067\u304d\u308b<\/li>\n\n\n\n<li>NAT\u306b\u3088\u3063\u3066\u3001\u8907\u6570\u306e\u7aef\u672b\u30671\u3064\u306e\u30b0\u30ed\u30fc\u30d0\u30ebIPv4\u30a2\u30c9\u30ec\u30b9\u3092\u5171\u6709\u3067\u304d\u308b<\/li>\n\n\n\n<li>CGNAT\u306b\u3088\u3063\u3066\u3001\u901a\u4fe1\u4e8b\u696d\u8005\u304c\u8907\u6570\u306e\u5951\u7d04\u8005\u3067IPv4\u30a2\u30c9\u30ec\u30b9\u3092\u5171\u6709\u3067\u304d\u308b<\/li>\n\n\n\n<li>IPv4 over IPv6\u3084NAT64\u306a\u3069\u306b\u3088\u308a\u3001IPv4\u3068IPv6\u306e\u9593\u3092\u6a4b\u6e21\u3057\u3067\u304d\u308b<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3064\u307e\u308a\u3001\u300c\u67af\u6e07\u300d\u306f<strong>\u65b0\u3057\u304f\u914d\u308c\u308b\u901a\u5e38\u5728\u5eab\u304c\u4e0d\u8db3\u3057\u305f\u3068\u3044\u3046\u610f\u5473\u3067\u3042\u308a\u3001\u300cIPv4\u304c\u6d88\u6ec5\u3057\u305f\u300d\u300c\u5229\u7528\u4e0d\u80fd\u306b\u306a\u3063\u305f\u300d\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u3042\u308a\u307e\u305b\u3093<\/strong>\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u300c1\u5104\u5186\u898f\u6a21\u300d\u306eIPv4\u79fb\u8ee2\u8a71<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b46\u8005\u304c\u6240\u5c5e\u3057\u3066\u3044\u305f\u88fd\u9020\u696d\u306e\u4f01\u696d\u3067\u306f\u3001\u4e00\u822c\u306b\u300c\u30af\u30e9\u30b9B\u300d\u3068\u547c\u3070\u308c\u3066\u3044\u305f\u898f\u6a21\u306eIPv4\u30a2\u30c9\u30ec\u30b9\u3092\u6240\u6709\u3057\u7ba1\u7406\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u304b\u3064\u3066\u306e\u300c\u30af\u30e9\u30b9B\u300d\u3068\u306f\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30af\u30e9\u30b9B\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u521d\u671f\u306b\u4f7f\u308f\u308c\u3066\u3044\u305fIPv4\u30a2\u30c9\u30ec\u30b9\u5206\u985e\u306e\u547c\u3073\u65b9\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u73fe\u5728\u306f\u3001\u30a2\u30c9\u30ec\u30b9\u3092\u5fc5\u8981\u306a\u5927\u304d\u3055\u306b\u5206\u5272\u3059\u308bCIDR\u3068\u3044\u3046\u65b9\u5f0f\u304c\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u30af\u30e9\u30b9A\u3001\u30af\u30e9\u30b9B\u3001\u30af\u30e9\u30b9C\u3068\u3044\u3046\u5206\u985e\u306f\u3001\u73fe\u5728\u306e\u6b63\u5f0f\u306a\u5272\u308a\u5f53\u3066\u65b9\u5f0f\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u304b\u3064\u3066\u306e\u30af\u30e9\u30b9B\u306b\u76f8\u5f53\u3059\u308b\u4ee3\u8868\u7684\u306a\u5927\u304d\u3055\u306f\u3001\u73fe\u5728\u306e\u8868\u8a18\u3067\u306f\/16\u3067\u3059\u30021\u3064\u306e\/16\u306b\u306f\u3001\u6b21\u306e\u6570\u306eIPv4\u30a2\u30c9\u30ec\u30b9\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2<sup>(32-16)<\/sup> = <strong>2<sup>16<\/sup><\/strong> = 65,536\u500b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u3088\u3046\u306a\u3042\u308b\u7a0b\u5ea6\u5927\u304d\u306a\u30a2\u30c9\u30ec\u30b9\u30d6\u30ed\u30c3\u30af\u306f\u3001\u7528\u9014\u306b\u5fdc\u3058\u3066\u8907\u6570\u306e\u30b5\u30d6\u30cd\u30c3\u30c8\u3078\u5206\u5272\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e00\u90e8\u306e\u30b5\u30d6\u30cd\u30c3\u30c8\u306b\u79fb\u8ee2\u306e\u63d0\u6848<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">2020\u5e74\u3001\u4f1a\u793e\u304c\u7ba1\u7406\u3057\u3066\u3044\u305fIPv4\u30a2\u30c9\u30ec\u30b9\u306e\u4e00\u90e8\u306b\u3064\u3044\u3066\u3001\u30d7\u30ed\u30d0\u30a4\u30c0\u3078\u306e\u79fb\u8ee2\u304c\u691c\u8a0e\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u793e\u5185\u3067\u306f\u300c\u58f2\u5374\u300d\u3068\u8868\u73fe\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u5236\u5ea6\u4e0a\u306f\u6240\u5b9a\u306e\u624b\u7d9a\u304d\u306b\u3088\u308a\u3001IPv4\u30a2\u30c9\u30ec\u30b9\u306e\u767b\u9332\u3092\u5225\u306e\u7d44\u7e54\u3078\u79fb\u3059\u3082\u306e\u3067\u3059\u3002<strong>\u305d\u306e\u969b\u306b\u8a71\u306b\u4e0a\u3063\u305f\u91d1\u984d\u306f1\u5104\u5186\u898f\u6a21\u3067\u3057\u305f\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u7d42\u7684\u306b\u306f\u79fb\u8ee2\u306b\u81f3\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u304c\u3001<strong>IPv4\u30a2\u30c9\u30ec\u30b9\u304c\u5358\u306a\u308b\u6280\u8853\u4e0a\u306e\u756a\u53f7\u3067\u306f\u306a\u304f\u3001\u5927\u304d\u306a\u7d4c\u6e08\u7684\u4fa1\u5024\u3092\u6301\u3064\u8cc7\u6e90\u3067\u3042\u308b\u3053\u3068<\/strong>\u3092\u5b9f\u611f\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3057\u30011\u5104\u5186\u3068\u3044\u3046\u91d1\u984d\u306f\u3001\u7b46\u8005\u304c\u5f53\u6642\u6240\u5c5e\u3057\u3066\u3044\u305f\u4f01\u696d\u306b\u6301\u3061\u4e0a\u304c\u3063\u305f\u500b\u5225\u306e\u6848\u4ef6\u3067\u3059\u3002IPv4\u30a2\u30c9\u30ec\u30b9\u306e\u4e00\u822c\u7684\u306a\u5e02\u5834\u4fa1\u683c\u3092\u793a\u3059\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a55\u4fa1\u984d\u306f\u3001\u6b21\u306e\u6761\u4ef6\u306b\u3088\u3063\u3066\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-luxe-blocks-border-block\" style=\"margin-top:10px;margin-bottom:30px\"><div class=\"wp-block-luxe-blocks-border-block-content\" style=\"background-color:#f5f5f5;border:1px solid #f5f5f5;border-radius:5px;padding:0px 15px 0px 15px\">\n<ul class=\"wp-block-list\">\n<li>\u5bfe\u8c61\u3068\u306a\u308b\u30a2\u30c9\u30ec\u30b9\u6570<\/li>\n\n\n\n<li>\u30a2\u30c9\u30ec\u30b9\u30d6\u30ed\u30c3\u30af\u306e\u5927\u304d\u3055<\/li>\n\n\n\n<li>\u767b\u9332\u72b6\u614b<\/li>\n\n\n\n<li>\u904e\u53bb\u306e\u5229\u7528\u5c65\u6b74<\/li>\n\n\n\n<li>\u8ff7\u60d1\u30e1\u30fc\u30eb\u3084\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u306b\u4f7f\u308f\u308c\u305f\u5c65\u6b74<\/li>\n\n\n\n<li>\u79fb\u8ee2\u5143\u3068\u79fb\u8ee2\u5148\u306e\u5730\u57df<\/li>\n\n\n\n<li>\u4ef2\u4ecb\u624b\u6570\u6599\u3084\u5951\u7d04\u6761\u4ef6<\/li>\n\n\n\n<li>\u5e02\u5834\u306e\u9700\u7d66\u72b6\u6cc1<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u9ad8\u984d\u3067\u3082\u7c21\u5358\u306b\u306f\u79fb\u8ee2\u3067\u304d\u306a\u3044<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u30a2\u30c9\u30ec\u30b9\u306e\u79fb\u8ee2\u3067\u306f\u3001\u91d1\u984d\u4ee5\u5916\u306e\u554f\u984c\u3082\u691c\u8a0e\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bfe\u8c61\u30a2\u30c9\u30ec\u30b9\u304c\u793e\u5185\u30b7\u30b9\u30c6\u30e0\u3084\u53d6\u5f15\u5148\u3068\u306e\u63a5\u7d9a\u306b\u4f7f\u308f\u308c\u3066\u3044\u308c\u3070\u3001\u30b5\u30fc\u30d0\u30fc\u3001\u30eb\u30fc\u30bf\u30fc\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3001DNS\u3001VPN\u3001\u76e3\u8996\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u306e\u8a2d\u5b9a\u5909\u66f4\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53d6\u5f15\u5148\u304cIPv4\u30a2\u30c9\u30ec\u30b9\u3092\u300c\u4fe1\u983c\u3067\u304d\u308b\u63a5\u7d9a\u5143\u300d\u3068\u3057\u3066\u767b\u9332\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u3055\u3089\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<strong>\u79fb\u8ee2\u5f8c\u3082\u53e4\u3044\u8a31\u53ef\u8a2d\u5b9a\u304c\u6b8b\u3063\u3066\u3044\u308b\u3068\u3001\u305d\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u53d6\u5f97\u3057\u305f\u5225\u306e\u7d44\u7e54\u304b\u3089\u306e\u901a\u4fe1\u3092\u8aa4\u3063\u3066\u8a31\u53ef\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305f\u3001\u6280\u8853\u4e0a\u306f\u5927\u304d\u306a\u30a2\u30c9\u30ec\u30b9\u30d6\u30ed\u30c3\u30af\u3092\u5206\u5272\u3067\u304d\u3066\u3082\u3001\u3069\u306e\u5358\u4f4d\u3067\u3082\u81ea\u7531\u306b\u79fb\u8ee2\u3067\u304d\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u767b\u9332\u72b6\u614b\u3084\u79fb\u8ee2\u53ef\u80fd\u306a\u5358\u4f4d\u3001\u79fb\u8ee2\u5f8c\u306e\u7d4c\u8def\u5e83\u544a\u306a\u3069\u3082\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u30a2\u30c9\u30ec\u30b9\u306e\u79fb\u8ee2\u306f\u3001\u300c\u4f7f\u3063\u3066\u3044\u306a\u3044\u8cc7\u7523\u3092\u58f2\u308c\u3070\u7d42\u308f\u308a\u300d\u3068\u3044\u3046\u5358\u7d14\u306a\u3082\u306e\u3067\u306f\u306a\u3044\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" class=\"wp-image-58898\" style=\"width: 640px\" src=\"https:\/\/media.value-domain.com\/wp-content\/uploads\/2026\/11\/ipv4-003.png\" alt=\"IPv4\u30a2\u30c9\u30ec\u30b9\u79fb\u8ee2\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">IPv4\u30a2\u30c9\u30ec\u30b9\u3092\u7dad\u6301\u3059\u308b\u5b9f\u52d9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b46\u8005\u304c\u6240\u5c5e\u3057\u3066\u3044\u305f\u4f01\u696d\u3067\u7ba1\u7406\u3057\u3066\u3044\u305f\u306e\u306f\u3001\u7279\u5b9a\u306e\u30d7\u30ed\u30d0\u30a4\u30c0\u306e\u63a5\u7d9a\u5951\u7d04\u306b\u76f4\u63a5\u4f9d\u5b58\u3057\u306a\u3044IPv4\u30a2\u30c9\u30ec\u30b9\u3067\u3057\u305f\u3002\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u521d\u671f\u306b\u4f01\u696d\u3001\u5927\u5b66\u3001\u7814\u7a76\u6a5f\u95a2\u306a\u3069\u3078\u76f4\u63a5\u5272\u308a\u5f53\u3066\u3089\u308c\u305f\u3082\u306e\u306e\u4e2d\u306b\u306f\u3001JPNIC\u304c\u300c\u6b74\u53f2\u7684\u7d4c\u7def\u3092\u3082\u3064\u30d7\u30ed\u30d0\u30a4\u30c0\u975e\u4f9d\u5b58\u30a2\u30c9\u30ec\u30b9\u300d\u3068\u547c\u3076\u30a2\u30c9\u30ec\u30b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b46\u8005\u306e\u6240\u5c5e\u5148\u3067\u306f\u3001\u30a2\u30c9\u30ec\u30b9\u306e\u5229\u7528\u5b9f\u614b\u3084\u5fc5\u8981\u6027\u3092\u8aac\u660e\u3067\u304d\u308b\u3088\u3046\u306b\u793e\u5185\u60c5\u5831\u3092\u6574\u7406\u3057\u3001JPNIC\u306b\u5bfe\u3059\u308b\u5fc5\u8981\u306a\u5831\u544a\u3084\u624b\u7d9a\u304d\u3092\u884c\u3063\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u306a\u7ba1\u7406\u696d\u52d9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-luxe-blocks-border-block\" style=\"margin-top:10px;margin-bottom:30px\"><div class=\"wp-block-luxe-blocks-border-block-content\" style=\"background-color:#f5f5f5;border:1px solid #f5f5f5;border-radius:5px;padding:0px 15px 0px 15px\">\n<ul class=\"wp-block-list\">\n<li>\u7d44\u7e54\u60c5\u5831\u3084\u62c5\u5f53\u8005\u60c5\u5831\u306e\u7ba1\u7406<\/li>\n\n\n\n<li>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u60c5\u5831\u306e\u767b\u9332\u30fb\u66f4\u65b0<\/li>\n\n\n\n<li>\u30a2\u30c9\u30ec\u30b9\u306e\u5229\u7528\u72b6\u6cc1\u306e\u628a\u63e1<\/li>\n\n\n\n<li>\u5229\u7528\u90e8\u9580\u3084\u5bfe\u8c61\u30b7\u30b9\u30c6\u30e0\u306e\u78ba\u8a8d<\/li>\n\n\n\n<li>\u5fc5\u8981\u306a\u7533\u8acb\u3084\u5831\u544a<\/li>\n\n\n\n<li>\u7dad\u6301\u6599\u306e\u652f\u6255\u3044<\/li>\n\n\n\n<li>\u8fd4\u5374\u30fb\u79fb\u8ee2\u6642\u306e\u624b\u7d9a\u304d<\/li>\n\n\n\n<li>\u4e0d\u6b63\u5229\u7528\u3084\u7d4c\u8def\u969c\u5bb3\u3078\u306e\u5bfe\u5fdc<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u5fc5\u8981\u306a\u624b\u7d9a\u304d\u306f\u3001\u30a2\u30c9\u30ec\u30b9\u306e\u7a2e\u985e\u3084\u767b\u9332\u4e0a\u306e\u4f4d\u7f6e\u4ed8\u3051\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u30d7\u30ed\u30d0\u30a4\u30c0\u975e\u4f9d\u5b58\u30a2\u30c9\u30ec\u30b9\u306b\u5bfe\u3057\u3001\u4e00\u5f8b\u306b\u540c\u3058\u5b9a\u671f\u5be9\u67fb\u304c\u884c\u308f\u308c\u308b\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u308c\u3067\u3082\u3001\u5927\u898f\u6a21\u306aIPv4\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u6614\u5272\u308a\u5f53\u3066\u3089\u308c\u305f\u756a\u53f7\u3092\u653e\u7f6e\u3057\u3066\u304a\u3051\u3070\u3088\u3044\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u7d44\u7e54\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8cc7\u6e90\u3068\u3057\u3066\u7d99\u7d9a\u7684\u306b\u7ba1\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<strong>\u5fc5\u8981\u6027\u304c\u8a8d\u3081\u3089\u308c\u306a\u3044\u5834\u5408\u306f\u8fd4\u5374\u8981\u8acb\u3082\u3042\u308a\u3048\u307e\u3059\u3002<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4eca\u3082\u7d9a\u304fIPv4\u30a2\u30c9\u30ec\u30b9\u306e\u53d6\u5f15<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u306e\u65b0\u898f\u5728\u5eab\u304c\u4e0d\u8db3\u3057\u305f\u305f\u3081\u3001\u3059\u3067\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u305f\u30a2\u30c9\u30ec\u30b9\u3092\u5fc5\u8981\u306a\u7d44\u7e54\u3078\u79fb\u8ee2\u3059\u308b\u4e8c\u6b21\u6d41\u901a\u5e02\u5834\u304c\u5f62\u6210\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u65e5\u672c\u3067\u306f2011\u5e748\u67081\u65e5\u306bJPNIC\u306eIPv4\u30a2\u30c9\u30ec\u30b9\u79fb\u8ee2\u5236\u5ea6\u304c\u59cb\u307e\u308a\u3001\u6240\u5b9a\u306e\u6761\u4ef6\u3068\u624b\u7d9a\u304d\u306b\u57fa\u3065\u3044\u3066\u79fb\u8ee2\u7533\u8acb\u3092\u53d7\u3051\u4ed8\u3051\u3066\u3044\u307e\u3059\u3002\u79fb\u8ee2\u3067\u304d\u308b\u6700\u5c0f\u5358\u4f4d\u306f\/24\uff08256\u500b\uff09\u3067\u30012013\u5e746\u6708\u304b\u3089\u306f\u6d77\u5916\u306e\u5730\u57df\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30ec\u30b8\u30b9\u30c8\u30ea\u306e\u7ba1\u7406\u4e0b\u306b\u3042\u308b\u7d44\u7e54\u3068\u306e\u79fb\u8ee2\u3082\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\uff08<a id=\"vn_cta_lp_vd\" class=\"ga_event_link\" style=\"color: #3366ff;\" href=\"https:\/\/www.nic.ad.jp\/ja\/ip\/transfer\/basic.html\" target=\"_blank\" rel=\"noopener noreferrer\">JPNIC\u300cIPv4\u30a2\u30c9\u30ec\u30b9\u30fbAS\u756a\u53f7\u306e\u79fb\u8ee2\u306b\u3064\u3044\u3066\u300d<\/a>\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2026\u5e74\u4e0a\u534a\u671f\u306e\u5e02\u5834\u8abf\u67fb\u306e\u4e00\u4f8b\u3067\u306f\u3001<strong>\u7d04501\u4e07\u500b\u306eIPv4\u30a2\u30c9\u30ec\u30b9\u304c\u79fb\u8ee2\u3055\u308c\u3001\u5e73\u5747\u4fa1\u683c\u306f1\u30a2\u30c9\u30ec\u30b9\u5f53\u305f\u308a\u7d0420.04\u30c9\u30eb<\/strong>\u3060\u3063\u305f\u3068\u5831\u544a\u3055\u308c\u3066\u3044\u307e\u3059\uff08<a id=\"vn_cta_lp_vd\" class=\"ga_event_link\" style=\"color: #3366ff;\" href=\"https:\/\/ipv4center.com\/blog\/ipv4-market-report-2026-h1\" target=\"_blank\" rel=\"noopener noreferrer\">IPv4 Market Report \u2014 H1 2026\uff08IPv4Center\uff09<\/a>\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>IPv4\u30a2\u30c9\u30ec\u30b9\u306e\u4fa1\u683c\u306f\u30012021\u301c22\u5e74\u3054\u308d\u306e\u9ad8\u5024\u304b\u3089\u4e0b\u843d\u50be\u5411\u306b\u3042\u308a\u307e\u3059\u3002<\/strong>\u305f\u3060\u3057\u3001\u5168\u4e16\u754c\u306e\u53d6\u5f15\u3092\u4e00\u5143\u7684\u306b\u96c6\u8a08\u3059\u308b\u5358\u4e00\u306e\u5e02\u5834\u306f\u306a\u304f\u3001\u96c6\u8a08\u5bfe\u8c61\u3084\u5730\u57df\u306b\u3088\u3063\u3066\u53d6\u5f15\u91cf\u3068\u5e73\u5747\u4fa1\u683c\u306f\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e02\u5834\u30c7\u30fc\u30bf\u3092\u898b\u308b\u969b\u306f\u3001\u6b21\u306e\u6761\u4ef6\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-luxe-blocks-border-block\" style=\"margin-top:10px;margin-bottom:30px\"><div class=\"wp-block-luxe-blocks-border-block-content\" style=\"border:1px solid #808080;border-radius:5px;padding:0px 15px 0px 15px\">\n<ul class=\"wp-block-list\">\n<li>\u5bfe\u8c61\u3068\u306a\u308b\u5730\u57df<\/li>\n\n\n\n<li>\u58f2\u8cb7\u3068\u30ea\u30fc\u30b9\u306e\u3069\u3061\u3089\u3092\u542b\u3080\u304b<\/li>\n\n\n\n<li>\u30a2\u30c9\u30ec\u30b9\u30d6\u30ed\u30c3\u30af\u306e\u5927\u304d\u3055<\/li>\n\n\n\n<li>\u4ef2\u4ecb\u4e8b\u696d\u8005\u304c\u628a\u63e1\u3057\u305f\u53d6\u5f15\u306e\u7bc4\u56f2<\/li>\n\n\n\n<li>\u30a2\u30c9\u30ec\u30b9\u306e\u5229\u7528\u5c65\u6b74\u3084\u8a55\u4fa1<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fa1\u683c\u304c\u4e0b\u304c\u3063\u305f\u7406\u7531\u3082\u3001IPv6\u306e\u666e\u53ca\u3001\u30a2\u30c9\u30ec\u30b9\u5171\u6709\u6280\u8853\u306e\u5229\u7528\u3001\u30af\u30e9\u30a6\u30c9\u4e8b\u696d\u8005\u306b\u3088\u308b\u52b9\u7387\u5316\u306a\u3069\u3001\u8907\u6570\u306e\u8981\u56e0\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u308c\u3067\u3082\u3001\u307e\u3068\u307e\u3063\u305f\u6570\u306eIPv4\u30a2\u30c9\u30ec\u30b9\u3092\u79fb\u8ee2\u3059\u308c\u3070\u3001\u5408\u8a08\u91d1\u984d\u306f\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002\u65e2\u5b58\u30a2\u30c9\u30ec\u30b9\u3092\u5fc5\u8981\u3068\u3059\u308b\u7d44\u7e54\u304c\u6b8b\u3063\u3066\u3044\u308b\u9650\u308a\u3001\u79fb\u8ee2\u5e02\u5834\u3082\u5b58\u7d9a\u3059\u308b\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv4\u304c\u4eca\u3082\u5fc5\u8981\u3068\u3055\u308c\u308b\u7406\u7531<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">AI\u3084\u30af\u30e9\u30a6\u30c9\u306b\u3082\u6b8b\u308bIPv4\u9700\u8981<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">AI\u3092\u52d5\u304b\u3059GPU\u30b5\u30fc\u30d0\u30fc\u306e\u3059\u3079\u3066\u306b\u3001\u5c02\u7528\u306e\u30b0\u30ed\u30fc\u30d0\u30ebIPv4\u30a2\u30c9\u30ec\u30b9\u304c\u5fc5\u8981\u306a\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u5185\u90e8\u3067\u306f\u3001\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3084IPv6\u3092\u5229\u7528\u3067\u304d\u307e\u3059\u3002NAT\u3001CDN\u3001\u30ea\u30d0\u30fc\u30b9\u30d7\u30ed\u30ad\u30b7\u3001\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u30fc\u306a\u3069\u3092\u4f7f\u3044\u3001\u9650\u3089\u308c\u305fIPv4\u30a2\u30c9\u30ec\u30b9\u3092\u52b9\u7387\u7684\u306b\u5229\u7528\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" class=\"wp-image-58899\" style=\"width: 640px\" src=\"https:\/\/media.value-domain.com\/wp-content\/uploads\/2026\/11\/ipv4-001.png\" alt=\"\u6700\u5148\u7aef\u3068\u30ec\u30ac\u30b7\u30fc\u306e\u4e21\u65b9\u304cIPv4\u3092\u4f7f\u7528\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u308c\u3067\u3082\u3001\u6b21\u306e\u3088\u3046\u306a\u5834\u6240\u3067\u306fIPv4\u304c\u5fc5\u8981\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-luxe-blocks-border-block\" style=\"margin-top:10px;margin-bottom:30px\"><div class=\"wp-block-luxe-blocks-border-block-content\" style=\"background-color:#f5f5f5;border:1px solid #f5f5f5;border-radius:5px;padding:0px 15px 0px 15px\">\n<ul class=\"wp-block-list\">\n<li>IPv4\u5229\u7528\u8005\u5411\u3051\u306eWeb\u30b5\u30a4\u30c8\u3084API<\/li>\n\n\n\n<li>VPN\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4<\/li>\n\n\n\n<li>\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u30fc<\/li>\n\n\n\n<li>\u9867\u5ba2\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u63a5\u7d9a\u70b9<\/li>\n\n\n\n<li>IPv4\u3060\u3051\u306b\u5bfe\u5fdc\u3059\u308b\u65e2\u5b58\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u9023\u643a<\/li>\n\n\n\n<li>\u63a5\u7d9a\u5143IPv4\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u3063\u305f\u30a2\u30af\u30bb\u30b9\u5236\u9650<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">AI\u3084\u30af\u30e9\u30a6\u30c9\u306e\u62e1\u5927\u306fIPv4\u9700\u8981\u3092\u652f\u3048\u308b\u8981\u56e0\u306e\u4e00\u3064\u3067\u3059\u304c\u3001AI\u3060\u3051\u304c\u5e02\u5834\u5168\u4f53\u3092\u52d5\u304b\u3057\u3066\u3044\u308b\u3068\u65ad\u5b9a\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30c0\u30a4\u30e4\u30eb\u30a2\u30c3\u30d7\u63a5\u7d9a\u306b\u3082\u6b8b\u308bIPv4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u304c\u73fe\u5728\u3082\u73fe\u5f79\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3059\u8208\u5473\u6df1\u3044\u4e8b\u4f8b\u304c\u3001\u96fb\u8a71\u56de\u7dda\u3092\u4f7f\u3046\u30c0\u30a4\u30e4\u30eb\u30a2\u30c3\u30d7\u63a5\u7d9a\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">@nifty\u3067\u306f\u30012026\u5e7410\u6708\u6642\u70b9\u3067\u3082\u30c0\u30a4\u30e4\u30eb\u30a2\u30c3\u30d7\u63a5\u7d9a\u306b\u95a2\u3059\u308b\u30b5\u30fc\u30d3\u30b9\u60c5\u5831\u3084\u8a2d\u5b9a\u65b9\u6cd5\u304c\u516c\u5f0f\u30b5\u30a4\u30c8\u3067\u6848\u5185\u3055\u308c\u3066\u3044\u307e\u3059\uff08<a id=\"vn_cta_lp_vd\" class=\"ga_event_link\" style=\"color: #3366ff;\" href=\"https:\/\/setsuzoku.nifty.com\/dialup\/\" target=\"_blank\" rel=\"noopener noreferrer\">@nifty \u30c0\u30a4\u30e4\u30eb\u30a2\u30c3\u30d7 \u30b5\u30fc\u30d3\u30b9\u306e\u3054\u6848\u5185<\/a>\u3001<a id=\"vn_cta_lp_vd\" class=\"ga_event_link\" style=\"color: #3366ff;\" href=\"https:\/\/support.nifty.com\/support\/manual\/internet\/dialup\/\" target=\"_blank\" rel=\"noopener noreferrer\">@nifty \u30c0\u30a4\u30e4\u30eb\u30a2\u30c3\u30d7\u306e\u63a5\u7d9a\u65b9\u6cd5<\/a>\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c0\u30a4\u30e4\u30eb\u30a2\u30c3\u30d7\u63a5\u7d9a\u3067\u306f\u3001\u30e2\u30c7\u30e0\u304b\u3089\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3078\u96fb\u8a71\u3092\u304b\u3051\u3066\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3057\u307e\u3059\u3002\u4e00\u822c\u7684\u306b\u306f\u3001\u63a5\u7d9a\u6642\u306b\u30d7\u30ed\u30d0\u30a4\u30c0\u304b\u3089\u52d5\u7684\u306aIP\u30a2\u30c9\u30ec\u30b9\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u52d5\u7684IP\u30a2\u30c9\u30ec\u30b9\u3068\u306f\u3001\u5e38\u306b\u540c\u3058\u30a2\u30c9\u30ec\u30b9\u304c\u56fa\u5b9a\u3055\u308c\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u63a5\u7d9a\u6642\u306b\u5229\u7528\u53ef\u80fd\u306a\u30a2\u30c9\u30ec\u30b9\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u65b9\u5f0f\u3067\u3059\u3002\u518d\u63a5\u7d9a\u6642\u306b\u5225\u306e\u30a2\u30c9\u30ec\u30b9\u3078\u5909\u308f\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u6bce\u56de\u5fc5\u305a\u5909\u308f\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>@nifty\u306e\u30c0\u30a4\u30e4\u30eb\u30a2\u30c3\u30d7\u306e\u6848\u5185\u306b\u306f\u3001IPv6\u306b\u95a2\u3059\u308b\u8a18\u8f09\u306f\u898b\u5f53\u305f\u308a\u307e\u305b\u3093\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u73fe\u5728\u306e\u5149\u56de\u7dda\u3084\u30e2\u30d0\u30a4\u30eb\u56de\u7dda\u3067\u306f\u3001CGNAT\u3084IPv4 over IPv6\u306b\u3088\u308b\u52b9\u7387\u5316\u304c\u9032\u3093\u3067\u3044\u307e\u3059\u3002\u305d\u306e\u4e00\u65b9\u3067\u3001IPv4\u3092\u524d\u63d0\u3068\u3057\u305f\u5f93\u6765\u578b\u306e\u63a5\u7d9a\u30b5\u30fc\u30d3\u30b9\u3082\u7dad\u6301\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u304b\u3064\u3066\u30c6\u30ec\u30db\u30fc\u30c0\u30a4\u306e\u6642\u9593\u5e2f\u306b\u9cf4\u308a\u97ff\u3044\u3066\u3044\u305f\u63a5\u7d9a\u97f3\u306e\u30a4\u30f3\u30d5\u30e9\u304c\u30012020\u5e74\u4ee3\u306b\u3082\u300c\u751f\u304d\u3066\u3044\u308b\u30ec\u30ac\u30b7\u30fc\u300d\u3068\u3057\u3066\u6b8b\u3063\u3066\u3044\u308b\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u56fa\u5b9aIPv4\u3092VPN\u7d4c\u7531\u3067\u4f7f\u3046\u9700\u8981<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u30a2\u30c9\u30ec\u30b9\u306e\u4e0d\u8db3\u304c\u9032\u3093\u3060\u73fe\u5728\u3082\u3001\u56fa\u5b9aIPv4\u30a2\u30c9\u30ec\u30b9\u3078\u306e\u9700\u8981\u306f\u660e\u78ba\u306b\u6b8b\u3063\u3066\u3044\u307e\u3059\u3002\u56fa\u5b9aIP\u30a2\u30c9\u30ec\u30b9\u306e\u4ed5\u7d44\u307f\u3084\u52d5\u7684IP\u3068\u306e\u9055\u3044\u306f\u3001<a href=\"https:\/\/www.value-domain.com\/media\/fixed-ip\/\">\u56fa\u5b9aIP\u306e\u89e3\u8aac\u8a18\u4e8b<\/a>\u3067\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee3\u8868\u7684\u306a\u306e\u304c\u3001\u56fa\u5b9aIP\u30a2\u30c9\u30ec\u30b9\u3092\u51fa\u53e3\u3068\u3057\u3066\u5229\u7528\u3067\u304d\u308bVPN\u30b5\u30fc\u30d3\u30b9\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>\u7528\u9014<\/strong><\/td><td><strong>\u56fa\u5b9aIP\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u3046\u7406\u7531<\/strong><\/td><\/tr><\/thead><tbody><tr><td>\u793e\u5185\u30b7\u30b9\u30c6\u30e0<\/td><td>\u81ea\u5b85\u3084\u51fa\u5f35\u5148\u304b\u3089\u63a5\u7d9a\u3057\u3066\u3082\u30a2\u30af\u30bb\u30b9\u5143\u3092\u7d71\u4e00\u3067\u304d\u308b<\/td><\/tr><tr><td>\u30af\u30e9\u30a6\u30c9\u30fbSaaS<\/td><td>\u767b\u9332\u6e08\u307f\u306eIP\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u3060\u3051\u63a5\u7d9a\u3092\u8a31\u53ef\u3067\u304d\u308b<\/td><\/tr><tr><td>API<\/td><td>\u63a5\u7d9a\u5143IP\u30a2\u30c9\u30ec\u30b9\u3092\u8a31\u53ef\u30ea\u30b9\u30c8\u3078\u767b\u9332\u3067\u304d\u308b<\/td><\/tr><tr><td>\u30b5\u30fc\u30d0\u30fc\u7ba1\u7406<\/td><td>SSH\u3001RDP\u3001\u7ba1\u7406\u753b\u9762\u3078\u306e\u63a5\u7d9a\u5143\u3092\u9650\u5b9a\u3067\u304d\u308b<\/td><\/tr><tr><td>CGNAT\u56de\u7dda<\/td><td>\u5916\u90e8\u304b\u3089\u898b\u3048\u308b\u56fa\u5b9a\u306e\u51fa\u53e3\u30a2\u30c9\u30ec\u30b9\u3092\u78ba\u4fdd\u3067\u304d\u308b<\/td><\/tr><tr><td>\u91d1\u878d\u30fb\u696d\u52d9\u30b5\u30fc\u30d3\u30b9<\/td><td>\u63a5\u7d9a\u5143\u3092\u56fa\u5b9a\u3057\u3001\u8a8d\u8a3c\u6761\u4ef6\u306e\u4e00\u3064\u3068\u3057\u3066\u5229\u7528\u3067\u304d\u308b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">VPN\u3092\u7d4c\u7531\u3059\u308b\u3068\u3001\u63a5\u7d9a\u5148\u306e\u30b5\u30fc\u30d3\u30b9\u304b\u3089\u306fVPN\u30b5\u30fc\u30d0\u30fc\u306eIP\u30a2\u30c9\u30ec\u30b9\u304c\u30a2\u30af\u30bb\u30b9\u5143\u3068\u3057\u3066\u898b\u3048\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u81ea\u5b85\u3084\u30e2\u30d0\u30a4\u30eb\u56de\u7dda\u306e\u30a2\u30c9\u30ec\u30b9\u304c\u5909\u308f\u3063\u3066\u3082\u3001<strong>VPN\u306e\u51fa\u53e3\u304c\u56fa\u5b9a\u3055\u308c\u3066\u3044\u308c\u3070\u30a2\u30af\u30bb\u30b9\u5143\u3092\u4e00\u5b9a\u306b\u3067\u304d\u307e\u3059\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b46\u8005\u3082\u5916\u90e8\u30b5\u30fc\u30d0\u30fc\u306bWireGuard\u3092\u4f7f\u3063\u305fVPN\u3092\u69cb\u7bc9\u3057\u3001IP\u30a2\u30c9\u30ec\u30b9\u306b\u3088\u308b\u30a2\u30af\u30bb\u30b9\u5236\u9650\u304c\u8a2d\u5b9a\u3055\u308c\u305f\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u63a5\u7d9a\u306b\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u305f\u3060\u3057\u3001IP\u30a2\u30c9\u30ec\u30b9\u5236\u9650\u3060\u3051\u3067\u5b89\u5168\u6027\u3092\u78ba\u4fdd\u3067\u304d\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/strong>\u591a\u8981\u7d20\u8a8d\u8a3c\u3001\u7aef\u672b\u8a8d\u8a3c\u3001\u5f37\u56fa\u306a\u30d1\u30b9\u30ef\u30fc\u30c9\u3001\u30a2\u30af\u30bb\u30b9\u30ed\u30b0\u306e\u76e3\u8996\u306a\u3069\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b46\u8005\u306e\u3088\u3046\u306bVPN\u30b5\u30fc\u30d0\u30fc\u3092\u81ea\u5206\u3067\u69cb\u7bc9\u30fb\u4fdd\u5b88\u3057\u306a\u304f\u3066\u3082\u3001\u56fa\u5b9aIP\u30a2\u30c9\u30ec\u30b9\u306e\u51fa\u53e3\u306f\u7528\u610f\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u300cOne VPN\u300d\u306a\u3089\u3001\u7b46\u8005\u3068\u540c\u3058WireGuard\u3092\u4f7f\u3044\u3001<strong><span style=\"background-color: #ffff88\" class=\"background-color\">\u81ea\u5b85\u3084\u51fa\u5f35\u5148\u304b\u3089\u3067\u3082\u300c\u3044\u3064\u3082\u306eIP\u300d\u3067\u3001IP\u5236\u9650\u306e\u3042\u308b\u7ba1\u7406\u753b\u9762\u3084\u30af\u30e9\u30a6\u30c9\u306b\u63a5\u7d9a\u3067\u304d\u307e\u3059\u3002<\/span><\/strong>1\u30e9\u30a4\u30bb\u30f3\u30b9\uff08\u7aef\u672b1\u53f0\uff09\u6708\u984d539\u5186\uff08\u7a0e\u8fbc\uff09\u3067\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><div class=\"wp-block-buttons\"><div class=\"wp-block-button has-custom-width wp-block-button__width-100 btn-service vd\">\n<p class=\"txt\" style=\"color:#0f62a8\">30\u65e5\u9593\u7121\u6599\uff01\u5916\u51fa\u5148\u304b\u3089\u3082\u56fa\u5b9aIP\u3067\u63a5\u7d9a\u3067\u304d\u308bVPN<\/p>\n<a id=\"vn_cta_btn_lp_vpn\" class=\"ga_event_link wp-block-button__link has-white-color\" href=\"https:\/\/one.value-domain.com\/security\/vpn\" style=\"background:linear-gradient(120deg, #0f62a8 0%, #1180c0 55%, #12b5c9 100%)\" target=\"_blank\" rel=\"noreferrer noopener\">One VPN\u516c\u5f0f\u30b5\u30a4\u30c8\u3092\u307f\u308b<\/a><\/div><\/div><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">IPv6\u3067\u306f\u300c\u56fa\u5b9a\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u300d\u3068\u3044\u3046\u8003\u3048\u65b9\u3082\u3042\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u306b\u5bfe\u5fdc\u3057\u305fVPN\u3084\u30c8\u30f3\u30cd\u30eb\u30b5\u30fc\u30d3\u30b9\u3082\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6 VPN\u306b\u306f\u3001\u4e3b\u306b\u6b21\u306e\u5f62\u614b\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-luxe-blocks-border-block\" style=\"margin-top:10px;margin-bottom:30px\"><div class=\"wp-block-luxe-blocks-border-block-content\" style=\"background-color:#f5f5f5;border:1px solid #f5f5f5;border-radius:5px;padding:0px 15px 0px 15px\">\n<ol class=\"wp-block-list\">\n<li>VPN\u306e\u51fa\u53e3\u304b\u3089IPv6\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3078\u63a5\u7d9a\u3067\u304d\u308b<\/li>\n\n\n\n<li>VPN\u5229\u7528\u8005\u3078\u56fa\u5b9aIPv6\u30a2\u30c9\u30ec\u30b9\u3092\u5272\u308a\u5f53\u3066\u308b<\/li>\n\n\n\n<li>VPN\u5229\u7528\u8005\u3078\/64\u306a\u3069\u306eIPv6\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3059\u308b<\/li>\n<\/ol>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u3067\u306f\u300c\u56fa\u5b9aIPv4\u30a2\u30c9\u30ec\u30b9\u30921\u500b\u78ba\u4fdd\u3059\u308b\u300d\u3068\u3044\u3046\u9700\u8981\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u65b9\u3001IPv6\u3067\u306f\u3001\u5358\u4e00\u306e\u30a2\u30c9\u30ec\u30b9\u3067\u306f\u306a\u304f\u300c\u56fa\u5b9aIPv6\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u78ba\u4fdd\u3059\u308b\u300d\u3068\u3044\u3046\u8003\u3048\u65b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/64\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u306f\u3001\u6b21\u306e\u6570\u306e\u30a2\u30c9\u30ec\u30b9\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2<sup>(128-64)<\/sup><\/strong> = <strong>2<sup>64<\/sup><\/strong> = 18,446,744,073,709,551,616\u500b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u306f\u3001\u5404\u7aef\u672b\u3078\u7121\u5236\u9650\u306b\u516c\u958b\u7528\u30a2\u30c9\u30ec\u30b9\u3092\u4ed8\u3051\u308b\u3079\u304d\u3060\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306a\u3069\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306f\u5f15\u304d\u7d9a\u304d\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u308c\u3067\u3082\u3001IPv4\u3067\u306f\u5e0c\u5c11\u306a1\u500b\u306e\u30a2\u30c9\u30ec\u30b9\u3092NAT\u3067\u5171\u6709\u3059\u308b\u306e\u306b\u5bfe\u3057\u3001IPv6\u3067\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5358\u4f4d\u306e\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u70b9\u306b\u5927\u304d\u306a\u9055\u3044\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b46\u8005\u304c\u69cb\u7bc9\u3057\u305fWireGuard VPN\u3082\u30c7\u30e5\u30a2\u30eb\u30b9\u30bf\u30c3\u30af\u69cb\u6210\u3067\u3059\u3002\u81ea\u5b85\u56de\u7dda\u306fIPv4\u3057\u304b\u5229\u7528\u3067\u304d\u307e\u305b\u3093\u304c\u3001\u81ea\u5b85\u304b\u3089IPv4\u3067\u5916\u90e8\u306eVPN\u30b5\u30fc\u30d0\u30fc\u3078\u63a5\u7d9a\u3057\u3001\u305d\u306e\u30b5\u30fc\u30d0\u30fc\u3092IPv6\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3078\u306e\u51fa\u53e3\u3068\u3057\u3066\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u3088\u3046\u306b\u3001IPv4\u3068IPv6\u306f\u5358\u7d14\u306b\u7f6e\u304d\u63db\u308f\u308b\u306e\u3067\u306f\u306a\u304f\u3001VPN\u3001\u30c7\u30e5\u30a2\u30eb\u30b9\u30bf\u30c3\u30af\u3001\u30c8\u30f3\u30cd\u30eb\u306a\u3069\u3092\u7d44\u307f\u5408\u308f\u305b\u306a\u304c\u3089\u5171\u5b58\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u304c50\uff05\u3092\u8d85\u3048\u3066\u3082IPv4\u304c\u306a\u304f\u306a\u3089\u306a\u3044\u7406\u7531<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">2026\u5e743\u670828\u65e5\u3001Google\u304c\u516c\u958b\u3057\u3066\u3044\u308b\u6e2c\u5b9a\u5024\u3067\u3001IPv6\u3092\u5229\u7528\u3057\u3066\u540c\u793e\u306e\u30b5\u30fc\u30d3\u30b9\u3078\u63a5\u7d9a\u3057\u305f\u30e6\u30fc\u30b6\u30fc\u306e\u5272\u5408\u304c\u521d\u3081\u306650\uff05\u3092\u8d85\u3048\u307e\u3057\u305f\uff0850.10\uff05\uff09\u3002\u305d\u306e\u5f8c\u3082\u571f\u66dc\u65e5\u3092\u4e2d\u5fc3\u306b50\uff05\u3092\u8d85\u3048\u308b\u65e5\u304c\u5897\u3048\u3066\u3044\u307e\u3059\u304c\u3001<strong>\u6708\u5e73\u5747\u3067\u306f48\uff05\u524d\u5f8c\u3067\u3001\u5e38\u306b\u534a\u6570\u3092\u8d85\u3048\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093<\/strong>\uff082026\u5e7410\u6708\u6642\u70b9\u3001<a id=\"vn_cta_lp_vd\" class=\"ga_event_link\" style=\"color: #3366ff;\" href=\"https:\/\/www.google.com\/intl\/en\/ipv6\/statistics.html\" target=\"_blank\" rel=\"noopener noreferrer\">Google IPv6\u7d71\u8a08<\/a>\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3057\u3001\u3053\u306e\u6570\u5b57\u306fGoogle\u3078\u30a2\u30af\u30bb\u30b9\u3057\u305f\u30e6\u30fc\u30b6\u30fc\u306b\u3064\u3044\u3066\u3001Google\u304c\u89b3\u6e2c\u3057\u305fIPv6\u5229\u7528\u7387\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b21\u306e\u5272\u5408\u3092\u610f\u5473\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<div class=\"wp-block-luxe-blocks-border-block\" style=\"margin-top:10px;margin-bottom:30px\"><div class=\"wp-block-luxe-blocks-border-block-content\" style=\"background-color:#fff5f5;border:1px solid #e53935;border-radius:5px;padding:0px 15px 0px 15px\">\n<ul class=\"wp-block-list\">\n<li>\u4e16\u754c\u306e\u5168\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u901a\u4fe1\u306b\u5360\u3081\u308bIPv6\u306e\u5272\u5408<\/li>\n\n\n\n<li>\u4e16\u754c\u4e2d\u306eWeb\u30b5\u30a4\u30c8\u306b\u304a\u3051\u308bIPv6\u5bfe\u5fdc\u7387<\/li>\n\n\n\n<li>\u4e16\u754c\u4eba\u53e3\u306b\u5360\u3081\u308bIPv6\u5229\u7528\u8005\u306e\u5272\u5408<\/li>\n\n\n\n<li>IPv4\u5c02\u7528\u30b5\u30a4\u30c8\u3068IPv6\u5bfe\u5fdc\u30b5\u30a4\u30c8\u306e\u6bd4\u7387<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u73fe\u5728\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u306f\u3001\u6b21\u306e\u74b0\u5883\u304c\u6df7\u5728\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-luxe-blocks-border-block\" style=\"margin-top:10px;margin-bottom:30px\"><div class=\"wp-block-luxe-blocks-border-block-content\" style=\"background-color:#f5f5f5;border:1px solid #f5f5f5;border-radius:5px;padding:0px 15px 0px 15px\">\n<ul class=\"wp-block-list\">\n<li>IPv4\u3060\u3051\u306b\u5bfe\u5fdc\u3059\u308b\u74b0\u5883<\/li>\n\n\n\n<li>IPv6\u3060\u3051\u3092\u4f7f\u3046\u74b0\u5883<\/li>\n\n\n\n<li>IPv4\u3068IPv6\u306e\u4e21\u65b9\u306b\u5bfe\u5fdc\u3059\u308b\u74b0\u5883<\/li>\n\n\n\n<li>\u5909\u63db\u30fb\u5171\u6709\u6280\u8853\u3092\u4ecb\u3057\u3066\u76f8\u4e92\u63a5\u7d9a\u3059\u308b\u74b0\u5883<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u3068IPv6\u306e\u4e21\u65b9\u3078\u5bfe\u5fdc\u3059\u308b\u4ee3\u8868\u7684\u306a\u65b9\u6cd5\u304c\u3001\u30c7\u30e5\u30a2\u30eb\u30b9\u30bf\u30c3\u30af\u3067\u3059\u3002Web\u30b5\u30a4\u30c8\u306bIPv4\u7528\u3068IPv6\u7528\u306e\u4e21\u65b9\u306e\u5165\u53e3\u3092\u7528\u610f\u3057\u3001\u5229\u7528\u8005\u304c\u4f7f\u3048\u308b\u65b9\u5f0f\u3067\u63a5\u7d9a\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u5229\u7528\u7387\u304c50\uff05\u3092\u8d85\u3048\u3066\u3082\u3001IPv4\u3060\u3051\u306b\u5bfe\u5fdc\u3059\u308b\u30b5\u30fc\u30d3\u30b9\u3084\u5229\u7528\u8005\u304c\u76f4\u3061\u306b\u6d88\u3048\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<strong>\u76f8\u624b\u304cIPv4\u3068\u306e\u63a5\u7d9a\u3092\u5fc5\u8981\u3068\u3059\u308b\u9650\u308a\u3001IPv4\u30a2\u30c9\u30ec\u30b9\u3068IPv4\u63a5\u7d9a\u306b\u3082\u9700\u8981\u304c\u6b8b\u308a\u307e\u3059\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" class=\"wp-image-58900\" style=\"width: 640px\" src=\"https:\/\/media.value-domain.com\/wp-content\/uploads\/2026\/11\/ipv4-002.png\" alt=\"IPv6\u304c50\uff05\u3092\u8d85\u3048\u308b\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">IPv4\u3060\u3051\u306e\u30a2\u30af\u30bb\u30b9\u5236\u9650\u306b\u6ce8\u610f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IP\u30a2\u30c9\u30ec\u30b9\u5236\u9650\u306f\u3001\u7279\u5b9a\u306e\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u306e\u63a5\u7d9a\u3060\u3051\u3092\u8a31\u53ef\u3059\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u624b\u6cd5\u3067\u3059\u3002\u793e\u5185\u30b7\u30b9\u30c6\u30e0\u3001\u30af\u30e9\u30a6\u30c9\u3001API\u3001\u30b5\u30fc\u30d0\u30fc\u7ba1\u7406\u753b\u9762\u306a\u3069\u3067\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3057\u3001IPv4\u5074\u3060\u3051\u306b\u30a2\u30af\u30bb\u30b9\u5236\u9650\u3092\u8a2d\u5b9a\u3057\u3066\u3082\u3001<strong>IPv6\u5074\u306b\u540c\u7b49\u306e\u5236\u9650\u304c\u306a\u3051\u308c\u3070\u3001IPv6\u7d4c\u7531\u3067\u63a5\u7d9a\u3067\u304d\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30e5\u30a2\u30eb\u30b9\u30bf\u30c3\u30af\u74b0\u5883\u3067\u306f\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3001\u30af\u30e9\u30a6\u30c9\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b0\u30eb\u30fc\u30d7\u3001WAF\u3001\u8a31\u53ef\u30ea\u30b9\u30c8\u306a\u3069\u3092\u3001IPv4\u3068IPv6\u306e\u4e21\u65b9\u306b\u3064\u3044\u3066\u78ba\u8a8d\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">One \u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u3067IPv6\u63a5\u7d9a\u3092\u78ba\u8a8d\u3057\u3066\u307f\u305f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Web\u30b5\u30a4\u30c8\u304cIPv6\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u306f\u3001DNS\u306e\u767b\u9332\u5185\u5bb9\u3068\u5b9f\u969b\u306e\u63a5\u7d9a\u7d50\u679c\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b46\u8005\u306f\u3001\u5229\u7528\u4e2d\u306eOne \u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306b\u3064\u3044\u3066\u3001\u30b5\u30fc\u30d0\u30fc\u540d\u3068\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u306eIPv6\u5bfe\u5fdc\u3092\u691c\u8a3c\u3057\u307e\u3057\u305f\uff08\u30b5\u30fc\u30d0\u30fc\u540d\u3084IPv6\u30a2\u30c9\u30ec\u30b9\u306e\u8868\u8a18\u3067\u4e00\u90e8\u306f\u4f0f\u5b57\u306b\u3057\u3066\u3044\u307e\u3059\uff09\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u63a5\u7d9a\u5143\u304cIPv6\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u3067\u63a5\u7d9a\u8a66\u9a13\u3092\u884c\u3046\u306b\u306f\u3001\u78ba\u8a8d\u306b\u4f7f\u3046\u56de\u7dda\u3082IPv6\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u306a\u78ba\u8a8d\u9805\u76ee\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-luxe-blocks-border-block\" style=\"margin-top:10px;margin-bottom:30px\"><div class=\"wp-block-luxe-blocks-border-block-content\" style=\"border:1px solid #808080;border-radius:5px;padding:0px 15px 0px 15px\">\n<ul class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30d0\u30a4\u30c0\u304cIPv6\u63a5\u7d9a\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u304b<\/li>\n\n\n\n<li>\u30eb\u30fc\u30bf\u30fc\u3068\u7aef\u672b\u3067IPv6\u304c\u6709\u52b9\u304b<\/li>\n\n\n\n<li>\u7aef\u672b\u306bIPv6\u30a2\u30c9\u30ec\u30b9\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u3066\u3044\u308b\u304b<\/li>\n\n\n\n<li>IPv6\u306e\u901a\u4fe1\u7d4c\u8def\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u304b<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><a id=\"vn_cta_lp_vd\" class=\"ga_event_link\" style=\"color: #3366ff;\" href=\"https:\/\/test-ipv6.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">test-ipv6.com<\/a>\u306a\u3069\u3092\u5229\u7528\u3059\u308b\u3068\u3001\u73fe\u5728\u4f7f\u7528\u3057\u3066\u3044\u308b\u7aef\u672b\u3084\u56de\u7dda\u304cIPv6\u3067\u901a\u4fe1\u3067\u304d\u308b\u304b\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3057\u3001\u3053\u306e\u78ba\u8a8d\u3060\u3051\u3067\u306f\u3001\u81ea\u5206\u306eWeb\u30b5\u30a4\u30c8\u304cIPv6\u5bfe\u5fdc\u304b\u3069\u3046\u304b\u306f\u5206\u304b\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">AAAA\u30ec\u30b3\u30fc\u30c9\u3092\u78ba\u8a8d\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u30a2\u30c9\u30ec\u30b9\u3092\u767b\u9332\u3059\u308bDNS\u30ec\u30b3\u30fc\u30c9\u3092\u3001AAAA\u30ec\u30b3\u30fc\u30c9\u3068\u547c\u3073\u307e\u3059\u3002\u4e00\u822c\u7684\u306b\u306f\u300c\u30af\u30a2\u30c3\u30c9\u30fb\u30a8\u30fc\u300d\u3068\u8aad\u307f\u307e\u3059\u3002IPv4\u30a2\u30c9\u30ec\u30b9\u3092\u767b\u9332\u3059\u308bA\u30ec\u30b3\u30fc\u30c9\u3068\u306e\u9055\u3044\u306f\u3001<a href=\"https:\/\/www.value-domain.com\/media\/a-record\/\">A\u30ec\u30b3\u30fc\u30c9\u306e\u89e3\u8aac\u8a18\u4e8b<\/a>\u3067\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067\u30b5\u30fc\u30d0\u30fc\u540d\u306eAAAA\u30ec\u30b3\u30fc\u30c9\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background-color: #000000;color: #ffffff;padding: 10px;border-radius: 10px\">\nnslookup -type=AAAA \"\u30b5\u30fc\u30d0\u30fc\u540d\"\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/media.value-domain.com\/wp-content\/uploads\/2026\/11\/ipv4-007.png\" alt=\"AAAA\u30ec\u30b3\u30fc\u30c9\u306e\u78ba\u8a8d\" class=\"wp-image-59694\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u306e\u7d50\u679c\u3001\u6b21\u306e\u5f62\u5f0f\u306eIPv6\u30a2\u30c9\u30ec\u30b9\u304c\u8fd4\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div style=\"background-color: #000000;color: #ffffff;padding: 10px;border-radius: 10px\">\n2400:8500:1301:xxx::xx:1\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u306b\u3088\u308a\u3001\u5bfe\u8c61\u306e\u30b5\u30fc\u30d0\u30fc\u540d\u306bAAAA\u30ec\u30b3\u30fc\u30c9\u304c\u767b\u9332\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">IPv6\u3092\u6307\u5b9a\u3057\u3066HTTPS\u63a5\u7d9a\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">AAAA\u30ec\u30b3\u30fc\u30c9\u304c\u5b58\u5728\u3057\u3066\u3082\u3001Web\u30b5\u30fc\u30d0\u30fc\u304cIPv6\u7d4c\u7531\u3067\u6b63\u5e38\u306b\u5fdc\u7b54\u3059\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u3053\u3067\u3001curl\u306e-6\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u3066IPv6\u63a5\u7d9a\u3092\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background-color: #000000;color: #ffffff;padding: 10px;border-radius: 10px\">\ncurl -6 -I https:\/\/\u30b5\u30fc\u30d0\u30fc\u540d\/\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">-6\u306fIPv6\u306e\u4f7f\u7528\u3092\u6307\u5b9a\u3057\u3001-I\u306f\u30da\u30fc\u30b8\u672c\u6587\u3067\u306f\u306a\u304fHTTP\u30ec\u30b9\u30dd\u30f3\u30b9\u30d8\u30c3\u30c0\u30fc\u3092\u53d6\u5f97\u3059\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" class=\"wp-image-58902\" style=\"width: 640px\" src=\"https:\/\/media.value-domain.com\/wp-content\/uploads\/2026\/11\/ipv4-010.png\" alt=\"IPv6\u3092\u6307\u5b9a\u3057\u3066HTTPS\u63a5\u7d9a\u3059\u308b\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u691c\u8a3c\u3067\u306fHTTP\/1.1 200 OK\u304c\u8fd4\u308a\u3001\u6b21\u306e\u3053\u3068\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div class=\"wp-block-luxe-blocks-border-block\" style=\"margin-top:10px;margin-bottom:30px\"><div class=\"wp-block-luxe-blocks-border-block-content\" style=\"background-color:#ffffe0;border:1px solid #006edc;border-radius:5px;padding:0px 15px 0px 15px\">\n<ul class=\"wp-block-list\">\n<li>DNS\u304b\u3089IPv6\u30a2\u30c9\u30ec\u30b9\u3092\u53d6\u5f97\u3067\u304d\u308b<\/li>\n\n\n\n<li>IPv6\u7d4c\u7531\u3067\u30b5\u30fc\u30d0\u30fc\u3078\u5230\u9054\u3067\u304d\u308b<\/li>\n\n\n\n<li>HTTPS\u63a5\u7d9a\u304c\u6210\u7acb\u3059\u308b<\/li>\n\n\n\n<li>Nginx\u304c\u6b63\u5e38\u306b\u5fdc\u7b54\u3059\u308b<\/li>\n\n\n\n<li>HTTP\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9200\u304c\u8fd4\u308b<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u7d50\u679c\u306f\u3001\u691c\u8a3c\u3057\u305f\u30b5\u30fc\u30d0\u30fc\u3068\u5951\u7d04\u74b0\u5883\u306b\u3064\u3044\u3066\u306e\u3082\u306e\u3067\u3059\u3002One \u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u3059\u3079\u3066\u306e\u30b5\u30fc\u30d0\u30fc\u3084\u30d7\u30e9\u30f3\u306b\u3064\u3044\u3066\u3001\u4e00\u5f8b\u306b\u540c\u3058\u4ed5\u69d8\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3059\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u3067\u3082IPv4\u3068IPv6\u3092\u78ba\u8a8d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4eca\u56de\u306e\u74b0\u5883\u3067\u306f\u3001<strong>One \u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u7ba1\u7406\u753b\u9762\u304b\u3089\u5bfe\u8c61\u306e\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u3092\u8ffd\u52a0\u3059\u308b\u3068\u3001AAAA\u30ec\u30b3\u30fc\u30c9\u304c\u81ea\u52d5\u7684\u306b\u8a2d\u5b9a\u3055\u308c\u307e\u3059\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">One \u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306b\u8ffd\u52a0\u3057\u305f\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u306b\u3064\u3044\u3066\u3082\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067IPv6\u3068IPv4\u306e\u4e21\u65b9\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div style=\"background-color: #000000;color: #ffffff;padding: 10px;border-radius: 10px\">\ncurl -6 -I https:\/\/\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u540d\/\n<\/div>\n\n\n\n<div style=\"background-color: #000000;color: #ffffff;padding: 10px;border-radius: 10px\">\ncurl -4 -I https:\/\/\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u540d\/\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e21\u65b9\u3067200 OK\u304c\u8fd4\u308a\u3001IPv6\u3068IPv4\u306e\u3069\u3061\u3089\u304b\u3089\u3082HTTPS\u63a5\u7d9a\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" class=\"wp-image-58903\" style=\"width: 640px\" src=\"https:\/\/media.value-domain.com\/wp-content\/uploads\/2026\/11\/ipv4-011.png\" alt=\"\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u3067IPv4\u3068IPv6\u3067https\u30a2\u30af\u30bb\u30b9\u306e\u78ba\u8a8d\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4eca\u56de\u306e\u74b0\u5883\u3067\u306f\u3001\u7ba1\u7406\u753b\u9762\u3067\u30c9\u30e1\u30a4\u30f3\u3092\u8ffd\u52a0\u3059\u308b\u3060\u3051\u3067\u3001IPv4\u3068IPv6\u306e\u3069\u3061\u3089\u304b\u3089\u3082\u8868\u793a\u3067\u304d\u308b\u72b6\u614b\u306b\u306a\u308a\u307e\u3057\u305f\u3002<strong><span style=\"background-color: #ffff88\" class=\"background-color\">AAAA\u30ec\u30b3\u30fc\u30c9\u3092\u81ea\u5206\u3067\u8abf\u3079\u3066\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u306a\u3044\u306e\u3067\u3001\u4eca\u56de\u306e\u74b0\u5883\u3067\u306f\u3001DNS\u306b\u6163\u308c\u3066\u3044\u306a\u3044\u65b9\u3067\u3082IPv4\u3068IPv6\u306e\u4e21\u65b9\u306b\u5bfe\u5fdc\u3057\u305f\u30b5\u30a4\u30c8\u3092\u7528\u610f\u3067\u304d\u307e\u3059\u3002<\/span><\/strong><\/p>\n\n\n\n<div style=\"border:2px solid #1a73e8;border-radius:8px;padding:20px 24px;margin:32px 0;background:#f5f9ff;\">\n<p style=\"font-weight:bold;font-size:1.1em;margin:0 0 12px;\">\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u306e\u30b5\u30a4\u30c8\u3092\u3001\u901f\u304f\u30fb\u5b89\u5168\u306b\u516c\u958b\u3067\u304d\u308b\u3002\u4eca\u56de\u306e\u691c\u8a3c\u306b\u4f7f\u3063\u305f\u300cOne \u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u300d<\/p>\n<ul style=\"margin:0 0 16px;\">\n<li><strong>\u8868\u793a\u304c\u901f\u3044<\/strong>\uff1aNginx\uff0b\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u642d\u8f09\u3057\u3001\u5168\u30d7\u30e9\u30f3\u3067HTTP\/3\u306b\u5bfe\u5fdc<\/li>\n<li><strong>SSL\u306f\u7121\u6599<\/strong>\uff1a\u8ffd\u52a0\u8cbb\u7528\u306a\u3057\u3067HTTPS\u5316\u3067\u304d\u307e\u3059<\/li>\n<li><strong>\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u304c\u6c38\u4e45\u7121\u6599<\/strong>\uff1a12\u30f6\u6708\u4ee5\u4e0a\u306e\u672c\u5951\u7d04\u306a\u3069\u5bfe\u8c61\u6761\u4ef6\u3092\u6e80\u305f\u3059\u3068\u3001\u30d7\u30e9\u30f3\u306b\u5fdc\u3058\u30661\uff5e2\u500b\uff08\u5bfe\u8c61\u30c9\u30e1\u30a4\u30f3\u306a\u3069\u306e\u6761\u4ef6\u306f<a id=\"vn_cta_lp_one\" class=\"ga_event_link\" style=\"color: #3366ff;\" href=\"https:\/\/one.value-domain.com\/guide\/setregist\" target=\"_blank\" rel=\"noopener noreferrer\">\u516c\u5f0f\u306e\u6848\u5185<\/a>\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\uff09<\/li>\n<\/ul>\n<div class=\"wp-block-buttons\"><div class=\"wp-block-button has-custom-width wp-block-button__width-100 btn-service vd\">\n<p class=\"txt\">\u307e\u305a\u306f\u300115\u65e5\u9593\u7121\u6599\u3067\u8a66\u3059<\/p>\n<a id=\"vn_cta_btn_lp_oners\" class=\"ga_event_link wp-block-button__link has-white-color\" href=\"https:\/\/one.value-domain.com\/rs\" style=\"background-color:#0f8eff\" target=\"_blank\" rel=\"noreferrer noopener\">One \u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u516c\u5f0f\u30b5\u30a4\u30c8\u3092\u307f\u308b<\/a><\/div><\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3057\u3001\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u3054\u3068\u306b\u4ed5\u69d8\u306f\u7570\u306a\u308a\u307e\u3059\u3002<strong>\u30b5\u30fc\u30d0\u30fc\u540d\u306bAAAA\u30ec\u30b3\u30fc\u30c9\u304c\u3042\u3063\u3066\u3082\u3001\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u3067IPv6\u516c\u958b\u3067\u304d\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u3092IPv6\u5bfe\u5fdc\u306b\u3059\u308b\u3068\u304d\u306f\u3001\u6b21\u306e\u9806\u5e8f\u3067\u9032\u3081\u308b\u306e\u304c\u5b89\u5168\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" class=\"wp-image-58904\" style=\"width: 640px\" src=\"https:\/\/media.value-domain.com\/wp-content\/uploads\/2026\/11\/ipv4-004.png\" alt=\"\u72ec\u81ea\u30c9\u30e1\u30a4\u30f3\u3092IPv6\u306b\u5bfe\u5fdc\u3055\u305b\u308b\u624b\u9806\"><\/p>\n\n\n\n<div class=\"wp-block-luxe-blocks-border-block\" style=\"margin-top:10px;margin-bottom:30px\"><div class=\"wp-block-luxe-blocks-border-block-content\" style=\"border:2px solid #006edc;border-radius:5px;padding:0px 15px 0px 15px\">\n<ol class=\"wp-block-list\">\n<li>\u30b5\u30fc\u30d0\u30fc\u4e8b\u696d\u8005\u306eIPv6\u5bfe\u5fdc\u7bc4\u56f2\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n\n\n\n<li>\u30b5\u30fc\u30d0\u30fc\u3001TLS\u8a3c\u660e\u66f8\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3092\u6e96\u5099\u3059\u308b<\/li>\n\n\n\n<li>\u4e8b\u696d\u8005\u304c\u6307\u5b9a\u3059\u308bAAAA\u30ec\u30b3\u30fc\u30c9\u3092\u8a2d\u5b9a\u3059\u308b<\/li>\n\n\n\n<li>IPv4\u3068IPv6\u306e\u4e21\u65b9\u3067HTTPS\u63a5\u7d9a\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n\n\n\n<li>\u30d6\u30e9\u30a6\u30b6\u30fc\u3067\u30da\u30fc\u30b8\u5168\u4f53\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n\n\n\n<li>IPv6\u5074\u306e\u30a2\u30af\u30bb\u30b9\u5236\u9650\u3001\u30ed\u30b0\u3001\u76e3\u8996\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n<\/ol>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">VPS\u3084\u30af\u30e9\u30a6\u30c9\u3092\u81ea\u5206\u3067\u7ba1\u7406\u3059\u308b\u5834\u5408\u306f\u3001IPv6\u30a2\u30c9\u30ec\u30b9\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3001Nginx\u3084Apache\u306e\u5f85\u3061\u53d7\u3051\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306a\u3069\u3082\u81ea\u5206\u3067\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv4\u306b\u3057\u304b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\u30b5\u30a4\u30c8\u3067\u3082IPv6\u304b\u3089\u63a5\u7d9a\u3067\u304d\u308bDNS64\/NAT64<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u3060\u3051\u3092\u4f7f\u3046\u74b0\u5883\u304b\u3089\u3001IPv4\u306b\u3057\u304b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044Web\u30b5\u30a4\u30c8\u3078\u63a5\u7d9a\u3059\u308b\u969b\u306b\u306f\u300c<strong>DNS64\/NAT64<\/strong>\u300d\u304c\u5229\u7528\u3055\u308c\u307e\u3059\u3002\u56de\u7dda\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5074\u304cDNS64\/NAT64\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u3053\u306e\u5909\u63db\u51e6\u7406\u306f\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u3067\u81ea\u52d5\u5b9f\u884c\u3055\u308c\u308b\u305f\u3081\u3001\u30e6\u30fc\u30b6\u30fc\u5074\u306e\u610f\u8b58\u3084\u8a2d\u5b9a\u306f\u4e0d\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b46\u8005\u306e\u904b\u7528\u3057\u3066\u3044\u308bWeb\u30b5\u30a4\u30c8\u3067\u306f\u3001DNS\u306bAAAA\u30ec\u30b3\u30fc\u30c9\u306f\u8a2d\u5b9a\u3057\u3066\u3044\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u306a\u304c\u3089DNS\u304b\u3089\u6b21\u306e\u3088\u3046\u306aIPv6\u30a2\u30c9\u30ec\u30b9\u304c\u8fd4\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<div style=\"background-color: #000000;color: #ffffff;padding: 10px;border-radius: 10px\">\nnslookup -type=AAAA www.picolix.jp\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" class=\"wp-image-58905\" style=\"width: 640px\" src=\"https:\/\/media.value-domain.com\/wp-content\/uploads\/2026\/11\/ipv4-014.png\" alt=\"DNS64\u306eAAAA\u30ec\u30b3\u30fc\u30c9\u306e\u5fdc\u7b54\"><\/p>\n\n\n\n<div style=\"background-color: #000000;color: #ffffff;padding: 10px;border-radius: 10px\">\n64:ff9b::8512:732b\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u306fWeb\u30b5\u30a4\u30c8\u81ea\u8eab\u306b\u767b\u9332\u3055\u308c\u305fAAAA\u30ec\u30b3\u30fc\u30c9\u3067\u306f\u306a\u304f\u3001<strong>DNS64<\/strong>\u304cIPv4\u30a2\u30c9\u30ec\u30b9\u3092\u57fa\u306b\u5408\u6210\u3057\u305fIPv6\u30a2\u30c9\u30ec\u30b9\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u7d50\u679c\u306f\u3001DNS64\u306b\u5bfe\u5fdc\u3057\u305fDNS\u30b5\u30fc\u30d0\u30fc\u3092\u4f7f\u3046\u74b0\u5883\u3067\u5b9f\u884c\u3057\u305f\u3068\u304d\u306e\u3082\u306e\u3067\u3059\u30021.1.1.1\u30848.8.8.8\u306a\u3069\u306e\u4e00\u822c\u7684\u306a\u516c\u958bDNS\u30b5\u30fc\u30d0\u30fc\u3092\u4f7f\u3046\u3068\u3001AAAA\u30ec\u30b3\u30fc\u30c9\u306f\u8fd4\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u300cDNS64\u3067IPv4\u30a2\u30c9\u30ec\u30b9\u3092IPv6\u30a2\u30c9\u30ec\u30b9\u306b\u5408\u6210\u300d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" class=\"wp-image-59032\" style=\"width: 640px\" src=\"https:\/\/media.value-domain.com\/wp-content\/uploads\/2026\/11\/ipv4-016.png\" alt=\"IPv6\u30a2\u30c9\u30ec\u30b9\u5909\u63db\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u5408\u6210\u3055\u308c\u305fIPv6\u30a2\u30c9\u30ec\u30b9\u3078\u901a\u4fe1\u3057\u3001NAT64\u304cIPv6\u901a\u4fe1\u3092IPv4\u3078\u5909\u63db\u3057\u307e\u3059\u3002NAT64\u3068\u30b5\u30fc\u30d0\u30fc\u9593\u306fIPv4\u3067\u901a\u4fe1\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u300cNAT64\u3067IPv6\u901a\u4fe1\u3092IPv4\u901a\u4fe1\u3078\u5909\u63db\u300d<br><img decoding=\"async\" class=\"wp-image-59033\" style=\"width: 640px\" src=\"https:\/\/media.value-domain.com\/wp-content\/uploads\/2026\/11\/ipv4-017.png\" alt=\"NAT64\u306eIPv6\u901a\u4fe1\u5909\u63db\u30d5\u30ed\u30fc\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u4ed5\u7d44\u307f\u306b\u3088\u308a\u3001IPv6\u30b7\u30f3\u30b0\u30eb\u30b9\u30bf\u30c3\u30af\u306e\u7aef\u672b\u304b\u3089\u3082IPv4\u5c02\u7528\u30b5\u30a4\u30c8\u3078\u63a5\u7d9a\u3067\u304d\u307e\u3059\u3002\u5b9f\u969b\u306bcurl\u30b3\u30de\u30f3\u30c9\u3067\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background-color: #000000;color: #ffffff;padding: 10px;border-radius: 10px\">\ncurl -6 -I https:\/\/www.picolix.jp\/\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" class=\"wp-image-58906\" style=\"width: 640px\" src=\"https:\/\/media.value-domain.com\/wp-content\/uploads\/2026\/11\/ipv4-015.png\" alt=\"NAT64\u306b\u3088\u308b\u5fdc\u7b54\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u3088\u3046\u306b\u3001Web\u30b5\u30a4\u30c8\u81ea\u4f53\u304cIPv6\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u304f\u3066\u3082\u3001DNS64\/NAT64\u3092\u4f7f\u3048\u3070IPv6\u306e\u307f\u306e\u74b0\u5883\u304b\u3089\u30a2\u30af\u30bb\u30b9\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">curl -6\u3067\u63a5\u7d9a\u3067\u304d\u305f\u3068\u3044\u3046\u7d50\u679c\u3060\u3051\u3067\u306f\u3001<strong>Web\u30b5\u30a4\u30c8\u306b\u5b9f\u969b\u306eAAAA\u30ec\u30b3\u30fc\u30c9\u304c\u3042\u308b\u306e\u304b\u3001DNS64\u3068NAT64\u3092\u7d4c\u7531\u3057\u3066\u3044\u308b\u306e\u304b\u3092\u533a\u5225\u3067\u304d\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059<\/strong>\u306e\u3067\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002Web\u30b5\u30a4\u30c8\u306eIPv6\u5bfe\u5fdc\u3092\u691c\u8a3c\u3059\u308b\u3068\u304d\u306f\u3001DNS\u74b0\u5883\u3082\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u306b\u3059\u308b\u3068Web\u30b5\u30a4\u30c8\u306f\u901f\u304f\u306a\u308b\u306e\u304b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>IPv6\u306b\u5bfe\u5fdc\u3059\u308c\u3070\u3001\u5fc5\u305aWeb\u30b5\u30a4\u30c8\u306e\u8868\u793a\u304c\u901f\u304f\u306a\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u4fe1\u901f\u5ea6\u3084\u5b89\u5b9a\u6027\u306f\u3001\u6b21\u306e\u6761\u4ef6\u306b\u5de6\u53f3\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-luxe-blocks-border-block\" style=\"margin-top:10px;margin-bottom:30px\"><div class=\"wp-block-luxe-blocks-border-block-content\" style=\"background-color:#f5f5f5;border:1px solid #f5f5f5;border-radius:5px;padding:0px 15px 0px 15px\">\n<ul class=\"wp-block-list\">\n<li>\u5229\u7528\u8005\u304c\u5951\u7d04\u3057\u3066\u3044\u308b\u56de\u7dda<\/li>\n\n\n\n<li>\u901a\u4fe1\u4e8b\u696d\u8005\u306e\u8a2d\u5099<\/li>\n\n\n\n<li>IPv4\u3068IPv6\u305d\u308c\u305e\u308c\u306e\u901a\u4fe1\u7d4c\u8def<\/li>\n\n\n\n<li>\u30b5\u30fc\u30d0\u30fc\u3084CDN\u306e\u8a2d\u7f6e\u5834\u6240<\/li>\n\n\n\n<li>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6df7\u96d1\u72b6\u6cc1<\/li>\n\n\n\n<li>DNS\u3084\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u30fc\u306e\u69cb\u6210<\/li>\n\n\n\n<li>Web\u30b5\u30a4\u30c8\u81ea\u4f53\u306e\u4f5c\u308a\u65b9<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u74b0\u5883\u306b\u3088\u3063\u3066\u306fIPv6\u306e\u65b9\u304c\u6df7\u96d1\u3092\u907f\u3051\u3084\u3059\u304f\u3001\u5fdc\u7b54\u304c\u901f\u304f\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u65b9\u3001IPv4\u3068\u5909\u308f\u3089\u306a\u3044\u5834\u5408\u3084\u3001IPv4\u306e\u65b9\u304c\u5b89\u5b9a\u3059\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u5bfe\u5fdc\u306e\u4e3b\u306a\u76ee\u7684\u306f\u3001\u5fc5\u305a\u901a\u4fe1\u3092\u9ad8\u901f\u5316\u3059\u308b\u3053\u3068\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002IPv6\u5229\u7528\u8005\u304b\u3089\u306e\u5230\u9054\u6027\u3092\u78ba\u4fdd\u3057\u3001\u4eca\u5f8c\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u74b0\u5883\u306b\u5099\u3048\u308b\u3053\u3068\u304c\u4e3b\u306a\u76ee\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv4\u67af\u6e07\u306b\u95a2\u3059\u308b\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u67af\u6e07\u306b\u95a2\u3059\u308b\u3001\u3088\u304f\u3042\u308b\u8cea\u554f\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-luxe-blocks-topic\" style=\"margin-top:10px;margin-bottom:30px\"><div class=\"wp-block-luxe-blocks-topic-title\" style=\"color:#fff;background-color:#000080;border:1px solid #000080;padding:2px 14px\">IPv4\u67af\u6e07\u306b\u95a2\u3059\u308b\u3088\u304f\u3042\u308b\u8cea\u554f<\/div><div class=\"wp-block-luxe-blocks-topic-content\" style=\"border:1px solid #000080;padding:0px 15px 0px 15px \">\n<ul class=\"wp-block-list\">\n<li>IPv4\u30a2\u30c9\u30ec\u30b9\u306f\u3044\u3064\u67af\u6e07\u3057\u305f\u306e\u3067\u3059\u304b\uff1f<\/li>\n\n\n\n<li>IPv4\u306e\u67af\u6e07\u3067\u3001\u500b\u4eba\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5229\u7528\u306b\u5f71\u97ff\u306f\u3042\u308a\u307e\u3059\u304b\uff1f<\/li>\n\n\n\n<li>IPv4\u30a2\u30c9\u30ec\u30b9\u306e\u4fa1\u683c\u306f\u3001\u4eca\u5f8c\u4e0a\u304c\u308a\u307e\u3059\u304b\uff1f<\/li>\n\n\n\n<li>IPv6\u3082\u3044\u305a\u308c\u67af\u6e07\u3057\u307e\u3059\u304b\uff1f<\/li>\n\n\n\n<li>Web\u30b5\u30a4\u30c8\u306e\u904b\u55b6\u8005\u306f\u3001\u4f55\u3092\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">IPv4\u30a2\u30c9\u30ec\u30b9\u306f\u3044\u3064\u67af\u6e07\u3057\u305f\u306e\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e16\u754c\u5168\u4f53\u306e\u914d\u5206\u5143\u3067\u3042\u308bIANA\u306e\u5728\u5eab\u306f2011\u5e742\u67083\u65e5\u306b\u3001\u65e5\u672c\u3092\u542b\u3080\u30a2\u30b8\u30a2\u592a\u5e73\u6d0b\u5730\u57df\u3092\u62c5\u5f53\u3059\u308bAPNIC\u306e\u5728\u5eab\u306f2011\u5e744\u670815\u65e5\u306b\u67af\u6e07\u3057\u307e\u3057\u305f\u3002\u5317\u7c73\u3092\u62c5\u5f53\u3059\u308bARIN\u3067\u30822015\u5e749\u670824\u65e5\u306b\u67af\u6e07\u3057\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u308c\u306f\u65b0\u3057\u304f\u914d\u308c\u308b\u901a\u5e38\u306e\u5728\u5eab\u304c\u306a\u304f\u306a\u3063\u305f\u3068\u3044\u3046\u610f\u5473\u3067\u3001\u3059\u3067\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u305fIPv4\u30a2\u30c9\u30ec\u30b9\u306f\u4eca\u3082\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">IPv4\u306e\u67af\u6e07\u3067\u3001\u500b\u4eba\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5229\u7528\u306b\u5f71\u97ff\u306f\u3042\u308a\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Web\u30b5\u30a4\u30c8\u3092\u898b\u308b\u3001\u52d5\u753b\u3092\u89b3\u308b\u3068\u3044\u3063\u305f\u666e\u6bb5\u306e\u5229\u7528\u3067\u3001\u5f71\u97ff\u3092\u611f\u3058\u308b\u5834\u9762\u306f\u307b\u3068\u3093\u3069\u3042\u308a\u307e\u305b\u3093\u3002\u30d7\u30ed\u30d0\u30a4\u30c0\u304cCGNAT\u3084IPv4 over IPv6\u306a\u3069\u306e\u6280\u8853\u3067\u3001IPv4\u30a2\u30c9\u30ec\u30b9\u3092\u8907\u6570\u306e\u5951\u7d04\u8005\u3067\u5171\u6709\u3057\u3066\u3044\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3057\u3001CGNAT\u306e\u74b0\u5883\u3067\u306f\u3001\u81ea\u5b85\u306e\u30b5\u30fc\u30d0\u30fc\u3084\u76e3\u8996\u30ab\u30e1\u30e9\u3092\u5916\u90e8\u306b\u516c\u958b\u3059\u308b\u306a\u3069\u3001\u5916\u304b\u3089\u81ea\u5b85\u3078\u63a5\u7d9a\u3059\u308b\u4f7f\u3044\u65b9\u304c\u96e3\u3057\u304f\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u5177\u4f53\u7684\u306a\u5bfe\u51e6\u6cd5\u306f\u3001<a href=\"https:\/\/www.value-domain.com\/media\/cgnat\/\">CGNAT\u74b0\u5883\u3067\u81ea\u5b85\u306e\u76e3\u8996\u30ab\u30e1\u30e9\u3092\u516c\u958b\u3059\u308b\u65b9\u6cd5\u306e\u8a18\u4e8b<\/a>\u3067\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"blogcard\"><a href=\"https:\/\/www.value-domain.com\/media\/cgnat\/\" data-blogcard=\"1\"><\/a><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">IPv4\u30a2\u30c9\u30ec\u30b9\u306e\u4fa1\u683c\u306f\u3001\u4eca\u5f8c\u4e0a\u304c\u308a\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c06\u6765\u306e\u4fa1\u683c\u3092\u78ba\u5b9f\u306b\u4e88\u6e2c\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u30022026\u5e74\u4e0a\u534a\u671f\u306e\u5e02\u5834\u8abf\u67fb\u306e\u4e00\u4f8b\u3067\u306f\u3001\u5e73\u5747\u4fa1\u683c\u306f1\u30a2\u30c9\u30ec\u30b9\u5f53\u305f\u308a\u7d0420.04\u30c9\u30eb\u3067\u30012021\u301c22\u5e74\u3054\u308d\u306e\u9ad8\u5024\u304b\u3089\u4e0b\u843d\u50be\u5411\u306b\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u4fa1\u683c\u306f\u30a2\u30c9\u30ec\u30b9\u30d6\u30ed\u30c3\u30af\u306e\u5927\u304d\u3055\u3001\u5229\u7528\u5c65\u6b74\u3001\u5730\u57df\u3001\u9700\u7d66\u306a\u3069\u306b\u3088\u3063\u3066\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">IPv6\u3082\u3044\u305a\u308c\u67af\u6e07\u3057\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u30a2\u30c9\u30ec\u30b9\u306e\u6570\u3082\u7406\u8ad6\u4e0a\u306f\u6709\u9650\u3067\u3059\u304c\u30012<sup>128<\/sup>\uff08\u7d043.4\u00d710\u00b3\u2078\u500b\uff09\u3068IPv4\u306e\u7d047.9\u00d710\u00b2\u2078\u500d\u3042\u308a\u3001\u73fe\u5b9f\u7684\u306b\u67af\u6e07\u3059\u308b\u5fc3\u914d\u306f\u306a\u3044\u3068\u8003\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002IPv6\u3067\u306f1\u3064\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\/64\uff08\u7d041,845\u4eac\u500b\uff09\u5358\u4f4d\u3067\u30a2\u30c9\u30ec\u30b9\u3092\u5272\u308a\u5f53\u3066\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u304c\u3001\u305d\u308c\u3067\u3082\u5341\u5206\u306a\u4f59\u88d5\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Web\u30b5\u30a4\u30c8\u306e\u904b\u55b6\u8005\u306f\u3001\u4f55\u3092\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u3092\u5ec3\u6b62\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001IPv4\u3067\u306e\u63a5\u7d9a\u3092\u4fdd\u3061\u306a\u304c\u3089\u3001IPv6\u304b\u3089\u3082\u63a5\u7d9a\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\uff08\u30c7\u30e5\u30a2\u30eb\u30b9\u30bf\u30c3\u30af\uff09\u306e\u304c\u73fe\u5b9f\u7684\u3067\u3059\u3002\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u3092\u4f7f\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u307e\u305a\u4e8b\u696d\u8005\u306eIPv6\u5bfe\u5fdc\u7bc4\u56f2\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002IPv6\u306b\u5bfe\u5fdc\u3057\u305f\u3089\u3001AAAA\u30ec\u30b3\u30fc\u30c9\u3060\u3051\u3067\u306a\u304f\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3084\u30a2\u30af\u30bb\u30b9\u5236\u9650\u3082IPv4\u3068IPv6\u306e\u4e21\u65b9\u3067\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081\uff1aIPv4\u306f\u67af\u6e07\u3057\u3066\u3082\u3001\u307e\u3060\u7d42\u308f\u3089\u306a\u3044<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u30a2\u30c9\u30ec\u30b9\u306e\u901a\u5e38\u5728\u5eab\u306f\u67af\u6e07\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u308c\u306fIPv4\u304c\u5229\u7528\u4e0d\u80fd\u306b\u306a\u3063\u305f\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u904e\u53bb\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u305fIPv4\u30a2\u30c9\u30ec\u30b9\u306f\u73fe\u5728\u3082\u5229\u7528\u3055\u308c\u3066\u304a\u308a\u3001\u5fc5\u8981\u306a\u7d44\u7e54\u3078\u79fb\u8ee2\u3059\u308b\u4e8c\u6b21\u6d41\u901a\u5e02\u5834\u3082\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b46\u8005\u81ea\u8eab\u3082\u3001\u52e4\u52d9\u5148\u304c\u7ba1\u7406\u3059\u308b\u5927\u898f\u6a21\u306aIPv4\u30a2\u30c9\u30ec\u30b9\u306e\u4e00\u90e8\u306b\u3064\u3044\u3066\u30011\u5104\u5186\u898f\u6a21\u306e\u79fb\u8ee2\u8a71\u304c\u6301\u3061\u4e0a\u304c\u3063\u305f\u5834\u9762\u3092\u7d4c\u9a13\u3057\u307e\u3057\u305f\u3002\u79fb\u8ee2\u306f\u5b9f\u73fe\u3057\u307e\u305b\u3093\u3067\u3057\u305f\u304c\u3001IPv4\u30a2\u30c9\u30ec\u30b9\u304c\u7d4c\u6e08\u7684\u4fa1\u5024\u3092\u6301\u3064\u4e00\u65b9\u3001\u7dad\u6301\u3084\u79fb\u8ee2\u306b\u591a\u304f\u306e\u5b9f\u52d9\u304c\u4f34\u3046\u3053\u3068\u3092\u5b9f\u611f\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u73fe\u5728\u3082\u3001AI\u3001\u30af\u30e9\u30a6\u30c9\u3001VPN\u3001\u4f01\u696d\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306fIPv4\u3068\u306e\u63a5\u7d9a\u6027\u304c\u5fc5\u8981\u3067\u3059\u3002\u305d\u306e\u4e00\u65b9\u3067\u3001@nifty\u306e\u30c0\u30a4\u30e4\u30eb\u30a2\u30c3\u30d7\u63a5\u7d9a\u306e\u3088\u3046\u306b\u3001IPv4\u3092\u524d\u63d0\u3068\u3059\u308b\u5f93\u6765\u578b\u306e\u30b5\u30fc\u30d3\u30b9\u3082\u6b8b\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u306f\u7740\u5b9f\u306b\u666e\u53ca\u3057\u3001Google\u306e\u6e2c\u5b9a\u3067\u306f2026\u5e743\u6708\u306b\u5229\u7528\u7387\u304c\u521d\u3081\u306650\uff05\u3092\u8d85\u3048\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001IPv4\u3068IPv6\u306f\u76f4\u63a5\u4e92\u63db\u3067\u306f\u306a\u3044\u305f\u3081\u3001\u73fe\u5728\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3067\u306f\u30c7\u30e5\u30a2\u30eb\u30b9\u30bf\u30c3\u30af\u3001CGNAT\u3001IPv4 over IPv6\u3001DNS64\/NAT64\u3001VPN\u306a\u3069\u306e\u6280\u8853\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u4e21\u8005\u3092\u5171\u5b58\u3055\u305b\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Web\u30b5\u30a4\u30c8\u3084\u30b5\u30fc\u30d3\u30b9\u3092\u904b\u55b6\u3059\u308b\u5074\u306b\u3068\u3063\u3066\u3082\u3001\u73fe\u6642\u70b9\u3067\u306e\u73fe\u5b9f\u7684\u306a\u5bfe\u5fdc\u306f\u3001IPv4\u3092\u76f4\u3061\u306b\u5ec3\u6b62\u3059\u308b\u3053\u3068\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<strong>IPv4\u5229\u7528\u8005\u304b\u3089\u306e\u5230\u9054\u6027\u3092\u7dad\u6301\u3057\u306a\u304c\u3089\u3001IPv6\u304b\u3089\u3082\u5b89\u5168\u306b\u63a5\u7d9a\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u306e\u969b\u306f\u3001AAAA\u30ec\u30b3\u30fc\u30c9\u3092\u8a2d\u5b9a\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001HTTPS\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3001\u30a2\u30af\u30bb\u30b9\u5236\u9650\u3001\u30ed\u30b0\u3001\u76e3\u8996\u307e\u3067IPv6\u306b\u5bfe\u5fdc\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u306f\u300c\u7d42\u308f\u3063\u305f\u6280\u8853\u300d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u65b0\u3057\u304f\u914d\u308c\u308b\u6570\u304c\u9650\u3089\u308c\u305f\u5e0c\u5c11\u306a\u8cc7\u6e90\u3067\u3042\u308a\u3001IPv6\u3078\u306e\u9577\u3044\u79fb\u884c\u671f\u9593\u3092\u652f\u3048\u308b\u73fe\u5f79\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u57fa\u76e4\u306a\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IP\u5236\u9650\u306e\u3042\u308b\u7ba1\u7406\u753b\u9762\u3084\u30af\u30e9\u30a6\u30c9\u306b\u3001\u81ea\u5b85\u3084\u51fa\u5f35\u5148\u304b\u3089\u3082\u63a5\u7d9a\u3057\u305f\u3044\u5834\u5408\u306f\u3001<strong><span style=\"background-color: #ffff88\" class=\"background-color\">\u56de\u7dda\u304c\u5909\u308f\u3063\u3066\u3082\u300c\u3044\u3064\u3082\u306eIP\u300d\u3067\u63a5\u7d9a\u3067\u304d\u308b\u56fa\u5b9aIP\u306eVPN<\/span><\/strong>\u304c\u5f79\u7acb\u3061\u307e\u3059\u3002\u300cOne VPN\u300d\u306a\u30891\u30e9\u30a4\u30bb\u30f3\u30b9\uff08\u7aef\u672b1\u53f0\uff09\u6708\u984d539\u5186\uff08\u7a0e\u8fbc\uff09\u3067\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><div class=\"wp-block-buttons\"><div class=\"wp-block-button has-custom-width wp-block-button__width-100 btn-service vd\">\n<p class=\"txt\" style=\"color:#0f62a8\">30\u65e5\u9593\u7121\u6599\uff01\u5916\u51fa\u5148\u304b\u3089\u3082\u56fa\u5b9aIP\u3067\u63a5\u7d9a\u3067\u304d\u308bVPN<\/p>\n<a id=\"vn_cta_btn_lp_vpn\" class=\"ga_event_link wp-block-button__link has-white-color\" href=\"https:\/\/one.value-domain.com\/security\/vpn\" style=\"background:linear-gradient(120deg, #0f62a8 0%, #1180c0 55%, #12b5c9 100%)\" target=\"_blank\" rel=\"noreferrer noopener\">One VPN\u516c\u5f0f\u30b5\u30a4\u30c8\u3092\u307f\u308b<\/a><\/div><\/div><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv4\u67af\u6e07\u30fbIPv6\u306b\u95a2\u3059\u308b\u7528\u8a9e\u96c6<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>\u7528\u8a9e<\/strong><\/td><td><strong>\u8aac\u660e<\/strong><\/td><\/tr><\/thead><tbody><tr><td>IP\u30a2\u30c9\u30ec\u30b9<\/td><td>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067\u901a\u4fe1\u76f8\u624b\u3092\u8b58\u5225\u3059\u308b\u756a\u53f7<\/td><\/tr><tr><td>IPv4<\/td><td>\u9577\u5e74\u4f7f\u308f\u308c\u3066\u304d\u305fIP\u30a2\u30c9\u30ec\u30b9\u306e\u4ed5\u7d44\u307f<\/td><\/tr><tr><td>IPv6<\/td><td>IPv4\u30a2\u30c9\u30ec\u30b9\u306e\u4e0d\u8db3\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306b\u4f5c\u3089\u308c\u305f\u4ed5\u7d44\u307f<\/td><\/tr><tr><td>\u30af\u30e9\u30b9B<\/td><td>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u521d\u671f\u306eIPv4\u30a2\u30c9\u30ec\u30b9\u5206\u985e\u3002\u4ee3\u8868\u7684\u306b\u306f\u73fe\u5728\u306e\/16\u306b\u76f8\u5f53<\/td><\/tr><tr><td>CIDR<\/td><td>IP\u30a2\u30c9\u30ec\u30b9\u3092\u5fc5\u8981\u306a\u5927\u304d\u3055\u306b\u5206\u5272\u30fb\u8868\u8a18\u3059\u308b\u65b9\u5f0f<\/td><\/tr><tr><td>\u30b5\u30d6\u30cd\u30c3\u30c8<\/td><td>\u30a2\u30c9\u30ec\u30b9\u30d6\u30ed\u30c3\u30af\u3092\u5206\u5272\u3057\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5358\u4f4d<\/td><\/tr><tr><td>\u30d7\u30ed\u30d0\u30a4\u30c0\u975e\u4f9d\u5b58\u30a2\u30c9\u30ec\u30b9<\/td><td>\u7279\u5b9a\u306e\u30d7\u30ed\u30d0\u30a4\u30c0\u306b\u76f4\u63a5\u4f9d\u5b58\u305b\u305a\u3001\u5272\u308a\u5f53\u3066\u5148\u7d44\u7e54\u304c\u7ba1\u7406\u3059\u308bIP\u30a2\u30c9\u30ec\u30b9<\/td><\/tr><tr><td>JPNIC<\/td><td>\u65e5\u672c\u56fd\u5185\u306eIP\u30a2\u30c9\u30ec\u30b9\u306a\u3069\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u8cc7\u6e90\u3092\u7ba1\u7406\u3059\u308b\u7d44\u7e54<\/td><\/tr><tr><td>\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9<\/td><td>\u5bb6\u5ead\u3084\u4f01\u696d\u306a\u3069\u306e\u5185\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u4f7f\u7528\u3059\u308bIP\u30a2\u30c9\u30ec\u30b9<\/td><\/tr><tr><td>\u52d5\u7684IP\u30a2\u30c9\u30ec\u30b9<\/td><td>\u63a5\u7d9a\u6642\u306a\u3069\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u3001\u5e38\u306b\u540c\u3058\u3068\u306f\u9650\u3089\u306a\u3044IP\u30a2\u30c9\u30ec\u30b9<\/td><\/tr><tr><td>\u56fa\u5b9aIP\u30a2\u30c9\u30ec\u30b9<\/td><td>\u539f\u5247\u3068\u3057\u3066\u540c\u3058\u5024\u3092\u7d99\u7d9a\u3057\u3066\u5229\u7528\u3059\u308bIP\u30a2\u30c9\u30ec\u30b9<\/td><\/tr><tr><td>DNS<\/td><td>\u30c9\u30e1\u30a4\u30f3\u540d\u3068IP\u30a2\u30c9\u30ec\u30b9\u3092\u5bfe\u5fdc\u4ed8\u3051\u308b\u4ed5\u7d44\u307f<\/td><\/tr><tr><td>AAAA\u30ec\u30b3\u30fc\u30c9<\/td><td>\u30c9\u30e1\u30a4\u30f3\u540d\u306bIPv6\u30a2\u30c9\u30ec\u30b9\u3092\u767b\u9332\u3059\u308bDNS\u30ec\u30b3\u30fc\u30c9<\/td><\/tr><tr><td>\u30c7\u30e5\u30a2\u30eb\u30b9\u30bf\u30c3\u30af<\/td><td>IPv4\u3068IPv6\u306e\u4e21\u65b9\u3092\u5229\u7528\u3067\u304d\u308b\u69cb\u6210<\/td><\/tr><tr><td>NAT<\/td><td>IP\u30a2\u30c9\u30ec\u30b9\u3092\u5909\u63db\u3057\u3066\u8907\u6570\u7aef\u672b\u3067\u5171\u6709\u3059\u308b\u6280\u8853<\/td><\/tr><tr><td>CGNAT<\/td><td>\u901a\u4fe1\u4e8b\u696d\u8005\u304cIPv4\u30a2\u30c9\u30ec\u30b9\u3092\u8907\u6570\u306e\u5951\u7d04\u8005\u3067\u5171\u6709\u3059\u308b\u6280\u8853<\/td><\/tr><tr><td>IPv4 over IPv6<\/td><td>IPv6\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u5229\u7528\u3057\u3066IPv4\u901a\u4fe1\u3082\u63d0\u4f9b\u3059\u308b\u65b9\u5f0f\u306e\u7dcf\u79f0<\/td><\/tr><tr><td>DNS64<\/td><td>IPv4\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u63a5\u7d9a\u7528\u306eIPv6\u30a2\u30c9\u30ec\u30b9\u3092\u5408\u6210\u3059\u308bDNS\u6280\u8853<\/td><\/tr><tr><td>NAT64<\/td><td>IPv6\u901a\u4fe1\u3068IPv4\u901a\u4fe1\u3092\u5909\u63db\u3059\u308b\u6280\u8853<\/td><\/tr><tr><td>VPN<\/td><td>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306b\u4eee\u60f3\u7684\u306a\u901a\u4fe1\u7d4c\u8def\u3092\u69cb\u7bc9\u3059\u308b\u6280\u8853<\/td><\/tr><tr><td>WireGuard<\/td><td>\u6bd4\u8f03\u7684\u65b0\u3057\u3044\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306eVPN\u30d7\u30ed\u30c8\u30b3\u30eb<\/td><\/tr><tr><td>TLS<\/td><td>Web\u901a\u4fe1\u306a\u3069\u3092\u6697\u53f7\u5316\u3057\u3001\u901a\u4fe1\u76f8\u624b\u3092\u78ba\u8a8d\u3059\u308b\u4ed5\u7d44\u307f<\/td><\/tr><tr><td>HTTP\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9<\/td><td>Web\u30b5\u30fc\u30d0\u30fc\u304c\u51e6\u7406\u7d50\u679c\u3092\u6570\u5b57\u3067\u793a\u3059\u3082\u306e<\/td><\/tr><tr><td>\u30c0\u30a4\u30e4\u30eb\u30a2\u30c3\u30d7\u63a5\u7d9a<\/td><td>\u30e2\u30c7\u30e0\u3068\u96fb\u8a71\u56de\u7dda\u3067\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3078\u63a5\u7d9a\u3059\u308b\u65b9\u5f0f<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><div style=\"padding: 15px 12px 10px; font-size: 1em; background: papayawhip; width: 100\uff05; height: 100\uff05;\"><span style=\"background-color: papayawhip; color: #333;\"><span style=\"background-color: papayawhip; color: #333;\"><span class=\"font-size\" style=\"font-size: 18px;\"><mark class=\"has-inline-color\" style=\"color: #ff8c00;\"><strong><span style=\"background-color: papayawhip; color: #333;\"><span class=\"has-inline-color\" style=\"color: #ff8c00;\">\u25bd\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u958b\u50ac\u4e2d\uff01<\/span><\/span><\/strong><\/mark><\/span><\/span><\/span><\/div>\n<div style=\"padding: 15px 12px 10px; font-size: 1em; background: papayawhip; width: 100\uff05; height: 100\uff05;\"><span style=\"background-color: papayawhip; color: #333;\"><span style=\"background-color: papayawhip; color: #333;\"><span data-sheets-formula-bar-text-style=\"font-size:13px;color:#000000;font-weight:normal;text-decoration:none;font-family:'Arial';font-style:normal;text-decoration-skip-ink:none;\"><span style=\"color: #333333;\">\u30d0\u30ea\u30e5\u30fc\u30c9\u30e1\u30a4\u30f3\u3067\u306f\u3001<\/span><\/span><\/span><\/span><\/div>\n<div style=\"padding: 15px 12px 10px; font-size: 1em; background: papayawhip; width: 100\uff05; height: 100\uff05;\"><span style=\"background-color: papayawhip; color: #333;\"><span style=\"background-color: papayawhip; color: #333;\"><span data-sheets-formula-bar-text-style=\"font-size:13px;color:#000000;font-weight:normal;text-decoration:none;font-family:'Arial';font-style:normal;text-decoration-skip-ink:none;\"><span style=\"color: #333333;\"><span style=\"font-size: revert; color: initial;\"><strong>\u3010 .com1\u500b\u76ee <span class=\"text-color\"><span class=\"font-size\" style=\"font-size: 1.3em;\">790<\/span>\u5186<\/span> <\/strong><span style=\"font-size: revert; color: initial;\"><strong>\u3011\u306e\u30c9\u30e1\u30a4\u30f3\u30bb\u30fc\u30eb\u3001<br \/><\/strong><\/span><\/span><\/span><\/span><\/span><\/span><span style=\"background-color: papayawhip; color: #333;\"><span style=\"background-color: papayawhip; color: #333;\"><span data-sheets-formula-bar-text-style=\"color:#000000;font-weight:normal;text-decoration:none;font-family:'Arial';font-style:normal;text-decoration-skip-ink:none;\">\u30c9\u30e1\u30a4\u30f3\u30fb\u30b5\u30fc\u30d0\u30fc\u540c\u6642\u5951\u7d04\u3067\u30c9\u30e1\u30a4\u30f3\u8cbb\u7528<span class=\"text-color\"><strong><span class=\"font-size\" style=\"font-size: 1.3em;\">\u6c38\u4e45\u7121\u6599<\/span>\uff08\u5e74\u9593\u6700\u5927<span class=\"font-size\" style=\"font-size: 1.em;\">3,889<\/span>\u5186\u304a\u5f97\uff09<\/strong><\/span><\/span><\/span><\/span><\/div>\n<div style=\"padding: 15px 12px 10px; font-size: 1em; background: papayawhip; width: 100\uff05; height: 100\uff05;\"><span style=\"background-color: papayawhip; color: #333;\"><span style=\"background-color: papayawhip; color: #333;\"><span data-sheets-formula-bar-text-style=\"color:#000000;font-weight:normal;text-decoration:none;font-family:'Arial';font-style:normal;text-decoration-skip-ink:none;\"><span style=\"color: #333333;\">\u306a\u3069\u304a\u5f97\u306a\u7279\u5178\u3084\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u304c\u76db\u308a\u3060\u304f\u3055\u3093\uff01<br \/><\/span><\/span><\/span><\/span><span style=\"background-color: papayawhip; color: #333;\"><span style=\"background-color: papayawhip; color: #333;\"><span data-sheets-formula-bar-text-style=\"color:#000000;font-weight:normal;text-decoration:none;font-family:'Arial';font-style:normal;text-decoration-skip-ink:none;\">\u662f\u975e\u3001\u304a\u5f97\u306a\u3053\u306e\u6a5f\u4f1a\u306b\u3054\u5229\u7528\u304f\u3060\u3055\u3044\u3002<span style=\"color: #333333;\">\u6700\u65b0\u306e\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306f<\/span><a href=\"https:\/\/www.value-domain.com\/media\/2022campaign-all\/\"><strong><span class=\"font-size\" style=\"font-size: 1.3em;\">\u3053\u3061\u3089<\/span><\/strong><\/a><\/span><span style=\"font-size: 1em;\">\u304b\u3089<\/span><\/span><\/span><\/div>\n<p><!-- wp:paragraph --><\/p>\n<p><a href=\"https:\/\/www.value-domain.com\/\" target=\"_blank\" class=\"bnr_inner_area ga_event_banner\" id=\"vn_cta_lp_vd\"><img decoding=\"async\" src=\"https:\/\/media.value-domain.com\/wp-content\/uploads\/2024\/06\/vd_bnr2.png\" alt=\"\u30c9\u30e1\u30a4\u30f3\u53d6\u5f97\u306a\u3089Value Domain\"><\/a><\/p><br><p>\u203b<a href=\"\/media\/user-note\/\" target=\"_blank\" >\u30e6\u30fc\u30b6\u30fc\u30ce\u30fc\u30c8<\/a>\u306e\u8a18\u4e8b\u306f\u3001\u5f0a\u793e\u30b5\u30fc\u30d3\u30b9\u3092\u3054\u5229\u7528\u306e\u304a\u5ba2\u69d8\u306b\u57f7\u7b46\u3044\u305f\u3060\u3044\u3066\u304a\u308a\u307e\u3059\u3002<\/p>\n<div style=\"border: 1px solid #8fa2b2; padding: 5px 20px; border-radius: 4px 4px 0 0; background: #8fa2b2;\"><span style=\"color: #ffffff;\">\u57f7\u7b46\u8005\uff1a\u82d7\u5834 \u7fd4\u69d8<\/span><\/div>\n<div style=\"border: 1px solid #8fa2b2; padding: 0px 20px; border-radius: 0 0 4px 4px; background: #ffffff;\">\n<p>\u533b\u7642\u30e1\u30fc\u30ab\u30fc\u3067\u65b0\u7d20\u6750\u7814\u7a76\u958b\u767a\u5f8c\u3001\u96fb\u6a5f\u30e1\u30fc\u30ab\u30fc\u3067\u5236\u5fa1\u5668\u7cfb\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u3092\u7d4c\u3066IT\u7cfb\u30de\u30eb\u30c1\u30a8\u30f3\u30b8\u30cb\u30a2\u3092\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u30c7\u30b6\u30a4\u30f3\u601d\u8003\u3092\u5b9f\u8df5\u3057\u3001\u30a2\u30fc\u30c8\u601d\u8003\u306a\u3069\u306e\u3044\u308d\u3093\u306a\u601d\u8003\u65b9\u6cd5\u306b\u8208\u5473\u304c\u3042\u308a\u307e\u3059\u3002<\/p><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u300cIPv4\u30a2\u30c9\u30ec\u30b9\u306f\u67af\u6e07\u3057\u305f\u300d\u3068\u5831\u3058\u3089\u308c\u3066\u304b\u308910\u5e74\u4ee5\u4e0a\u304c\u305f\u3061\u307e\u3059\u3002IPv6\u306e\u5229\u7528\u7387\u3082\u30012026\u5e743\u6708\u306bGoogle\u306e\u6e2c\u5b9a\u3067\u521d\u3081\u306650\uff05\u3092\u8d85\u3048\u307e\u3057\u305f\u3002 \u305d\u308c\u3067\u3082\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u4f4f\u6240\u306b\u3042\u305f\u308bIPv4\u30a2\u30c9\u30ec\u30b9\u306f\u4eca\u3082\u58f2\u8cb7\u3055 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":14757,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[10,15],"tags":[],"class_list":["post-14760","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-internet","category-user"],"acf":[],"_links":{"self":[{"href":"https:\/\/media.value-domain.com\/wp-json\/wp\/v2\/posts\/14760","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/media.value-domain.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/media.value-domain.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/media.value-domain.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/media.value-domain.com\/wp-json\/wp\/v2\/comments?post=14760"}],"version-history":[{"count":1,"href":"https:\/\/media.value-domain.com\/wp-json\/wp\/v2\/posts\/14760\/revisions"}],"predecessor-version":[{"id":14761,"href":"https:\/\/media.value-domain.com\/wp-json\/wp\/v2\/posts\/14760\/revisions\/14761"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/media.value-domain.com\/wp-json\/wp\/v2\/media\/14757"}],"wp:attachment":[{"href":"https:\/\/media.value-domain.com\/wp-json\/wp\/v2\/media?parent=14760"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/media.value-domain.com\/wp-json\/wp\/v2\/categories?post=14760"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/media.value-domain.com\/wp-json\/wp\/v2\/tags?post=14760"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}