{"id":1342,"date":"2026-09-30T06:04:44","date_gmt":"2026-09-30T06:04:44","guid":{"rendered":"https:\/\/junglelabs.uk\/"},"modified":"2026-09-30T06:09:37","modified_gmt":"2026-09-30T06:09:37","slug":"how-to-find-the-origin-asn-of-an-ip-prefix","status":"publish","type":"post","link":"https:\/\/junglelabs.uk\/ja\/how-to-find-the-origin-asn-of-an-ip-prefix\/","title":{"rendered":"IP\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306e\u5143\u3068\u306a\u308bASN\u3092\u898b\u3064\u3051\u308b\u65b9\u6cd5"},"content":{"rendered":"<p class=\"wp-block-paragraph\">IPv4\u307e\u305f\u306fIPv6\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u304c\u516c\u958b\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3067\u5ba3\u4f1d\u3055\u308c\u308b\u3068\u304d\u3001\u6700\u3082\u5f79\u7acb\u3064\u60c5\u5831\u306e\u4e00\u3064\u306f\u5143\u306eASN\u3067\u3059\u3002\u5143\u306eASN\u306f\u3001BGP\u3092\u4ecb\u3057\u3066\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u5ba3\u4f1d\u3057\u3066\u3044\u308b\u81ea\u5f8b\u7684\u306a\u30b7\u30b9\u30c6\u30e0\u3092\u8b58\u5225\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5143\u306eASN\u3092\u898b\u3064\u3051\u308b\u3053\u3068\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3001IPv4\u306e\u8ee2\u9001\u3001IPv6\u306e\u5c55\u958b\u3001BGP\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3001RPKI\u691c\u8a3c\u3001\u30d7\u30ed\u30d0\u30a4\u30c0\u306e\u79fb\u884c\u3001IP\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306e\u691c\u8a3c\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u307e\u305f\u3001\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u304c\u4e88\u671f\u3057\u305fASN\u306b\u3088\u3063\u3066\u5ba3\u4f1d\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u793a\u3059\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u3048\u3070\u3001\u3042\u308b\u4f1a\u793e\u304cIPv4\u30d6\u30ed\u30c3\u30af\u3092\u6240\u6709\u307e\u305f\u306f\u8cc3\u8cb8\u3057\u3001\u305d\u308c\u3092\u81ea\u793e\u306eASN\u304b\u3089\u5ba3\u4f1d\u3059\u308b\u4e88\u5b9a\u3067\u3042\u308b\u5834\u5408\u3001\u672c\u683c\u7684\u306a\u904b\u7528\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u79fb\u884c\u3059\u308b\u524d\u306b\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c1\u30fc\u30e0\u306f\u305d\u306e\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u304cBGP\u3067\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u304b\u3001\u73fe\u5728\u3069\u306eASN\u304c\u30aa\u30ea\u30b8\u30cd\u30fc\u30c8\u3057\u3066\u3044\u308b\u304b\u3001\u304a\u3088\u3073\u7d50\u679c\u304c\u767b\u9332\u30c7\u30fc\u30bf\u3068\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u8a08\u753b\u306b\u4e00\u81f4\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u305f\u3044\u3068\u8003\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d7\u30ed\u30bb\u30b9\u306f\u6bd4\u8f03\u7684\u5358\u7d14\u3067\u3059\u304c\u3001\u3044\u304f\u3064\u304b\u306e\u30b3\u30f3\u30bb\u30d7\u30c8\u304c\u3088\u304f\u8aa4\u89e3\u3055\u308c\u307e\u3059\u3002\u5143\u306eASN\u306f\u3001\u767b\u9332\u7c3f\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u7d44\u7e54\u3067\u3042\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u30eb\u30fc\u30c8\u3092\u904b\u3076\u30c8\u30e9\u30f3\u30b8\u30c3\u30c8\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3068\u5fc5\u305a\u3057\u3082\u540c\u3058\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3055\u3089\u306b\u3001\u5b8c\u5168\u306aBGP\u30d1\u30b9\u306b\u8868\u793a\u3055\u308c\u308b\u3059\u3079\u3066\u306eASN\u3068\u306f\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u30aa\u30ea\u30b8\u30f3ASN\u3068\u306f\u4f55\u304b\u3001\u516c\u958b\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3069\u306e\u3088\u3046\u306b\u898b\u3064\u3051\u308b\u304b\u3001RIPEstat\u3092\u3069\u306e\u3088\u3046\u306b\u30af\u30a8\u30ea\u3059\u308b\u304b\u3001\u305d\u3057\u3066\u8907\u6570\u307e\u305f\u306f\u4e88\u671f\u305b\u306c\u30aa\u30ea\u30b8\u30f3ASN\u3092\u8abf\u67fb\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30aa\u30ea\u30b8\u30f3ASN\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\u756a\u53f7\u3001\u307e\u305f\u306fASN\u306f\u3001BGP\u3092\u4f7f\u7528\u3057\u3066\u4ed6\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u60c5\u5831\u3092\u4ea4\u63db\u3059\u308b\u72ec\u7acb\u3057\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8b58\u5225\u3057\u307e\u3059\u3002\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b5\u30fc\u30d3\u30b9\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3001\u30af\u30e9\u30a6\u30c9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3001\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u4f1a\u793e\u3001\u4f01\u696d\u3001\u5927\u5b66\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001\u305d\u306e\u4ed6\u306e\u904b\u7528\u8005\u306a\u3069\u304cASN\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5143ASN\u306f\u3001BGP\u516c\u544a\u306b\u304a\u3051\u308b\u7279\u5b9a\u306eIP\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306e\u9001\u4fe1\u5143\u3068\u3057\u3066\u8868\u793a\u3055\u308c\u308bASN\u3067\u3059\u3002\u30eb\u30fc\u30c8\u304c <code>198.51.100.0\/24<\/code> \u5143\u306b\u306a\u308b <code>AS64500<\/code>\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306f\u4f1d\u3048\u3089\u308c\u3066\u3044\u308b <code>AS64500<\/code> \u305d\u306e\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306b\u5230\u9054\u307e\u305f\u306f\u914d\u4fe1\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u300c\u30aa\u30ea\u30b8\u30f3\u300d\u3068\u3044\u3046\u8a9e\u306f\u3001\u5e83\u544a\u3055\u308c\u305f\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306b\u6700\u3082\u8fd1\u3044AS\u30d1\u30b9\u306e\u7d42\u70b9\u3092\u6307\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u81ea\u52d5\u7684\u306b\u305d\u306eASN\u304c\u30a2\u30c9\u30ec\u30b9\u7a7a\u9593\u3092\u6240\u6709\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u7d44\u7e54\u304cIP\u30ea\u30bd\u30fc\u30b9\u3092\u4fdd\u6709\u3057\u3066\u3044\u308b\u5834\u5408\u3067\u3082\u3001\u5225\u306eASN\u304c\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3001\u30c8\u30e9\u30f3\u30b8\u30c3\u30c8\u3001\u30b9\u30dd\u30f3\u30b5\u30fc\u30b7\u30c3\u30d7\u3001\u307e\u305f\u306f\u30de\u30cd\u30fc\u30b8\u30c9\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u67a0\u7d44\u307f\u3092\u901a\u3058\u3066\u305d\u308c\u3092\u5ba3\u4f1d\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30eb\u30fc\u30c8\u306f\u3001\u5143\u306e\u5834\u6240\u306b\u5230\u9054\u3059\u308b\u524d\u306b\u8907\u6570\u306e\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\u3092\u901a\u904e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u7c21\u7565\u5316\u3055\u308c\u305fBGP\u30d1\u30b9\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>AS3356 AS64510 AS64500<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u4f8b\u3067\u306f <code>AS3356<\/code> \u4e0a\u6d41\u306e\u8f38\u9001\u4e8b\u696d\u8005\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3001 <code>AS64510<\/code> \u5225\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 <code>AS64500<\/code> \u63a5\u7d9a\u5143\u306eASN\u306f\u63a5\u982d\u8f9e\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30aa\u30ea\u30b8\u30f3ASN\u306e\u91cd\u8981\u6027\u306f\u306a\u305c\u3067\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5143\u306eASN\u306f\u3001IP\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u304c\u73fe\u5728\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u3069\u306e\u3088\u3046\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u8aac\u660e\u3057\u307e\u3059\u3002\u4f01\u696d\u304c\u81ea\u8eab\u306eASN\u306b\u3088\u3063\u3066\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u304c\u767a\u8868\u3055\u308c\u308b\u3082\u306e\u3068\u4e88\u60f3\u3057\u3066\u3044\u308b\u304c\u3001\u516c\u958b\u3055\u308c\u305fBGP\u30c7\u30fc\u30bf\u3067\u306f\u7570\u306a\u308b\u30aa\u30ea\u30b8\u30f3\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u8a2d\u8a08\u304c\u4e0d\u5b8c\u5168\u3067\u3042\u308b\u304b\u3001\u3055\u3089\u306a\u308b\u8abf\u67fb\u304c\u5fc5\u8981\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Origin ASN information is especially useful during an IPv4 transfer. The receiving organisation may plan to announce the transferred block from a new ASN. Checking the current origin before the transfer and the new origin after the transfer helps confirm that the routing change happened as planned.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ASN\u306e\u79fb\u884c\u4e2d\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u4f01\u696d\u306f\u3001\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u7ba1\u7406\u306eASN\u304b\u3089\u81ea\u793e\u306eASN\u306b\u79fb\u884c\u3059\u308b\u304b\u3001\u63a5\u7d9a\u3059\u308b\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306e\u8cac\u4efb\u3092\u8ca0\u3046\u7d44\u7e54\u3092\u5909\u66f4\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u53e4\u3044\u30aa\u30ea\u30b8\u30f3\u304c\u79fb\u884c\u5f8c\u306b\u8868\u793a\u3055\u308c\u305f\u307e\u307e\u306b\u306a\u308b\u3068\u3001\u4ee5\u524d\u306e\u30eb\u30fc\u30c8\u304c\u307e\u3060\u6709\u52b9\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Origin ASN\u60c5\u5831\u306fRPKI\u3068\u3082\u95a2\u9023\u3057\u3066\u3044\u307e\u3059\u3002\u30eb\u30fc\u30c8\u30aa\u30ea\u30b8\u30f3\u8a8d\u8a3c\uff08Route Origin Authorization\uff09\u306f\u3001\u3069\u306eASN\u304c\u63a5\u982d\u8f9e\u3092\u767a\u4fe1\u3059\u308b\u6a29\u9650\u3092\u6301\u3063\u3066\u3044\u308b\u304b\u3092\u8b58\u5225\u3057\u307e\u3059\u3002BGP\u306e\u30aa\u30ea\u30b8\u30f3\u304cRPKI\u306e\u8a8d\u8a3c\u3068\u4e00\u81f4\u3057\u306a\u3044\u5834\u5408\u3001\u30eb\u30fc\u30c8\u306f\u7121\u52b9\u3068\u307f\u306a\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5143\u306eASN\u3068\u767b\u9332\u3055\u308c\u305f\u7d44\u7e54<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u767b\u9332\u8a18\u9332\u306b\u8868\u793a\u3055\u308c\u308b\u56e3\u4f53\u3068\u3001BGP\u30aa\u30ea\u30b8\u30f3\u3068\u3057\u3066\u8868\u793a\u3055\u308c\u308bASN\u306f\u95a2\u9023\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u540c\u4e00\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ec\u30b8\u30b9\u30c8\u30ea\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u3001inetnum\u3001inet6num\u3001\u7d44\u7e54\u53c2\u7167\u3001\u30ea\u30bd\u30fc\u30b9\u72b6\u614b\u3001\u56fd\u3001\u4e0d\u6b63\u5229\u7528\u9023\u7d61\u5148\u306a\u3069\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u756a\u53f7\u30ea\u30bd\u30fc\u30b9\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u8a18\u9332\u3057\u307e\u3059\u3002BGP\u306f\u3001\u73fe\u5728\u3069\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u30eb\u30fc\u30c8\u3092\u5ba3\u4f1d\u3057\u3066\u3044\u308b\u304b\u3092\u793a\u3057\u307e\u3059\u3002\u767b\u9332\u6240\u6709\u8005\u306f\u3001\u30b9\u30dd\u30f3\u30b5\u30ea\u30f3\u30b0LIR\u3001\u30c8\u30e9\u30f3\u30b8\u30c3\u30c8\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3001\u30af\u30e9\u30a6\u30c9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3001\u307e\u305f\u306f\u30de\u30cd\u30fc\u30b8\u30c9\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3092\u4f7f\u7528\u3057\u3066\u30ea\u30bd\u30fc\u30b9\u3092\u5ba3\u4f1d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u3048\u3070\u3001\u4f1a\u793e\u304cIPv4\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306e\u6240\u6709\u8005\u3068\u3057\u3066\u30ea\u30b9\u30c8\u30a2\u30c3\u30d7\u3055\u308c\u308b\u4e00\u65b9\u3067\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u304c\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u306eASN\u304b\u3089\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u3059\u308b\u5834\u5408\u304c\u3042\u308b\u3002\u3053\u308c\u306f\u3001\u5951\u7d04\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u6a29\u9650\u3001\u304a\u3088\u3073\u767b\u9332\u8a18\u9332\u304c\u305d\u308c\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u6b63\u5f53\u306a\u624b\u914d\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9006\u306e\u72b6\u6cc1\u3082\u53ef\u80fd\u3067\u3059\u3002ASN\u306f\u3001\u767b\u9332\u3055\u308c\u3066\u3044\u308b\u7d44\u7e54\u3068\u660e\u78ba\u306a\u95a2\u4fc2\u304c\u306a\u3044\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u5ba3\u4f1d\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u305d\u306e\u30eb\u30fc\u30c8\u304c\u60aa\u610f\u3042\u308b\u3082\u306e\u3067\u3042\u308b\u3053\u3068\u3092\u81ea\u52d5\u7684\u306b\u8a3c\u660e\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u51fa\u767a\u70b9\u304c\u4e88\u671f\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3084\u3001\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u304c\u8cfc\u5165\u307e\u305f\u306f\u79fb\u7ba1\u306e\u305f\u3081\u306b\u8a55\u4fa1\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u3053\u306e\u9055\u3044\u3092\u8abf\u67fb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u983c\u3067\u304d\u308b\u30ec\u30d3\u30e5\u30fc\u306f\u3001\u767b\u9332\u6a5f\u95a2\u3001\u73fe\u5728\u306e\u30aa\u30ea\u30b8\u30f3ASN\u3001IRR\u30eb\u30fc\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3001RPKI\u72b6\u614b\u3001\u304a\u3088\u3073\u5b9f\u969b\u306e\u5546\u696d\u7684\u307e\u305f\u306f\u6280\u8853\u7684\u306a\u53d6\u308a\u6c7a\u3081\u3092\u6bd4\u8f03\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RIPEstat\u3092\u4f7f\u7528\u3057\u3066\u5143\u306eASN\u3092\u898b\u3064\u3051\u308b\u65b9\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">RIPEstat\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30ea\u30bd\u30fc\u30b9\u3001BGP\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3001RPKI\u3001\u305d\u306e\u4ed6\u306e\u904b\u7528\u4fe1\u53f7\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u516c\u958b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u60c5\u5831\u30b5\u30fc\u30d3\u30b9\u3067\u3059\u3002BGP State\u30c7\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066\u3001\u63a5\u982d\u8f9e\u304c\u73fe\u5728\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u3055\u308c\u3066\u3044\u308b\u304b\u3001\u304a\u3088\u3073\u89b3\u6e2c\u3055\u308c\u305f\u30aa\u30ea\u30b8\u30f3\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RIPEstat\u3092\u958b\u304d\u3001IPv4\u307e\u305f\u306fIPv6\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u7d50\u679c\u306b\u306f\u3001\u30a2\u30ce\u30f3\u30bb\u30e1\u30f3\u30c8\u72b6\u614b\u3001\u89b3\u6e2c\u3055\u308c\u305f\u30aa\u30ea\u30b8\u30f3ASN\u3001\u30eb\u30fc\u30c8\u60c5\u5831\u3001\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u304c\u8868\u793a\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RIPEstat API\u3092\u76f4\u63a5\u7167\u4f1a\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>https:&#047;&#047;stat.ripe.net\/data\/bgp-state\/data.json?resource=193.0.0.0\/21<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u63a5\u982d\u8f9e\u3092\u4f7f\u7528\u3059\u308b\u306b\u306f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>https:&#047;&#047;stat.ripe.net\/data\/bgp-state\/data.json?resource=2001:67c:2e8::\/48<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">API\u306fJSON\u30c7\u30fc\u30bf\u3092\u8fd4\u3057\u307e\u3059\u3002\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3068\u73fe\u5728\u5229\u7528\u53ef\u80fd\u306a\u60c5\u5831\u306b\u5fdc\u3058\u3066\u3001\u5fdc\u7b54\u306b\u306f\u51fa\u767a\u5730\u60c5\u5831\u3001\u767a\u8868\u72b6\u614b\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u89b3\u6e2c\u7d50\u679c\u3001\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u304c\u542b\u307e\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7d50\u679c\u306f\u516c\u958b\u3055\u308c\u305f\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3067\u3059\u3002\u3053\u308c\u306f\u6642\u9593\u304c\u7d4c\u3064\u306b\u3064\u308c\u3066\u5909\u5316\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u7570\u306a\u308b\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u7570\u306a\u308b\u30eb\u30fc\u30c8\u30b3\u30ec\u30af\u30bf\u30fc\u3068\u66f4\u65b0\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u8868\u793a\u3055\u308c\u308b\u60c5\u5831\u304c\u7570\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RIPEstat API\u306e\u4f7f\u3044\u65b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u57fa\u672c\u7684\u306a\u30ea\u30af\u30a8\u30b9\u30c8\u306fcurl\u3067\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>curl \"https:\/\/stat.ripe.net\/data\/bgp-state\/data.json?resource=193.0.0.0\/21\"<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Windows PowerShell\u3067\u4f7f\u7528:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Invoke-RestMethod `\n  -Uri \"https:\/\/stat.ripe.net\/data\/bgp-state\/data.json?resource=193.0.0.0\/21\"<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u53d7\u3051\u5165\u308c\u308b\u5834\u5408\u3001API\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u8ffd\u52a0\u3059\u308b\u524d\u306b\u305d\u306e\u5024\u306fURL\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306fIPv4\u304a\u3088\u3073IPv6\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306b\u306a\u3069\u306e\u6587\u5b57\u3092\u542b\u3080\u305f\u3081\u91cd\u8981\u3067\u3059\u3002 <code>\/<\/code> \u304a\u3088\u3073 <code>:<\/code>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5358\u7d14\u306aJavaScript\u30ea\u30af\u30a8\u30b9\u30c8\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>const prefix = \"193.0.0.0\/21\";\n\nconst url =\n  \"https:\/\/stat.ripe.net\/data\/bgp-state\/data.json?resource=\" +\n  encodeURIComponent(prefix);\n\nfetch(url)\n  .then(response =&gt; response.json())\n  .then(result =&gt; {\n    console.log(result);\n  });<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">API\u306e\u5fdc\u7b54\u306f\u3001\u6c38\u7d9a\u7684\u306a\u8a18\u9332\u3067\u306f\u306a\u304f\u3001\u516c\u958b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c7\u30fc\u30bf\u3068\u3057\u3066\u6271\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4e8b\u6545\u5831\u544a\u3001\u79fb\u7ba1\u30ec\u30d3\u30e5\u30fc\u3001\u307e\u305f\u306f\u79fb\u884c\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u306b\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u30af\u30a8\u30ea\u6642\u9593\u3092\u8a18\u9332\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u306e\u30aa\u30ea\u30b8\u30f3ASN\u691c\u7d22\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u521d\u5fc3\u8005\u304c\u516c\u958b\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306e\u5143\u3068\u306a\u308bASN\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b9\u30c6\u30c3\u30d71: CIDR\u5f62\u5f0f\u3067\u63a5\u982d\u8a9e\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b8c\u5168\u306aIPv4\u307e\u305f\u306fIPv6\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u304b\u3089\u59cb\u3081\u307e\u3059\u3002\u305f\u3068\u3048\u3070\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>193.0.0.0\/21<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305f\u306f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2001:67c:2e8::\/48<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3064\u306e\u500b\u5225\u306eIP\u30a2\u30c9\u30ec\u30b9\u306e\u307f\u3092\u5165\u529b\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u5168\u4f53\u306e\u5272\u308a\u5f53\u3066\u3092\u8abf\u67fb\u3057\u305f\u3044\u5834\u5408\u30011\u3064\u306e\u30a2\u30c9\u30ec\u30b9\u306f\u3088\u308a\u5927\u304d\u306a\u30d6\u30ed\u30c3\u30af\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u8fd4\u3059\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u78ba\u8a8d\u3057\u305f\u3044\u6b63\u78ba\u306a\u7bc4\u56f2\u3092\u660e\u78ba\u306b\u7279\u5b9a\u3057\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b9\u30c6\u30c3\u30d72\uff1a\u63a5\u982d\u8a9e\u304c\u767a\u8868\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">BGP\u72b6\u614b\u306e\u7d50\u679c\u3092\u78ba\u8a8d\u3057\u3001\u516c\u544a\u307e\u305f\u306f\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u63a2\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u63a5\u7d9a\u3055\u308c\u305f\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3067\u306a\u3044\u5834\u5408\u3001\u5143\u306eASN\u306f\u5229\u7528\u3067\u304d\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p 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class=\"wp-block-paragraph\">\u95a2\u9023\u3059\u308bRIR\u307e\u305f\u306f\u30ec\u30b8\u30b9\u30c8\u30ea\u8a18\u9332\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u7d44\u7e54\u3001\u30b9\u30dd\u30f3\u30b5\u30ea\u30f3\u30b0\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3001\u304a\u3088\u3073\u30ea\u30bd\u30fc\u30b9\u306e\u72b6\u614b\u304c\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u6240\u6709\u8005\u307e\u305f\u306f\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u767b\u9332\u7c3f\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u56e3\u4f53\u304c\u5e38\u306b\u5143\u306eASN\u3068\u4e00\u81f4\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u304c\u3001\u95a2\u4fc2\u6027\u306f\u8aac\u660e\u53ef\u80fd\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b9\u30c6\u30c3\u30d75: RPKI\u304a\u3088\u3073IRR\u30c7\u30fc\u30bf\u306e\u78ba\u8a8d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">RPKI\u306e\u72b6\u614b\u3068\u95a2\u9023\u3059\u308bIRR\u30eb\u30fc\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6709\u52b9\u306aRPKI\u7d50\u679c\u3068\u4e00\u81f4\u3059\u308b\u30eb\u30fc\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u3001\u30aa\u30ea\u30b8\u30f3\u304c\u671f\u5f85\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u3088\u308a\u5f37\u529b\u306a\u8a3c\u62e0\u3068\u3057\u3066\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p 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class=\"wp-block-paragraph\">1\u3064\u4ee5\u4e0a\u306e\u5143ASN\u304c\u8868\u793a\u3055\u308c\u308b\u5834\u5408\u3001\u30c7\u30fc\u30bf\u304c\u8aa4\u3063\u3066\u3044\u308b\u3068\u3059\u3050\u306b\u8003\u3048\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u591a\u304f\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3001\u5197\u9577\u6027\u3001\u30a2\u30ca\u30ed\u30b0\u3001\u30de\u30eb\u30c1\u30b5\u30a4\u30c8\u30b5\u30fc\u30d3\u30b9\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3001\u307e\u305f\u306f\u5236\u5fa1\u3055\u308c\u305f\u79fb\u884c\u306e\u305f\u3081\u306b\u8907\u6570\u306e\u5143\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7d50\u679c\u306f\u4e88\u5b9a\u3055\u308c\u305f\u5c55\u958b\u8a08\u753b\u3068\u6bd4\u8f03\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u8a08\u753b\u3067\u306f1\u3064\u306e\u30bd\u30fc\u30b9\u3092\u60f3\u5b9a\u3057\u3066\u3044\u308b\u304c\u3001\u516c\u958b\u30c7\u30fc\u30bf\u306b\u306f\u8907\u6570\u306e\u30bd\u30fc\u30b9\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u307e\u305f\u306f\u30ea\u30bd\u30fc\u30b9\u6240\u6709\u8005\u306b\u9055\u3044\u306e\u8aac\u660e\u3092\u6c42\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ed6\u306eBGP\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u5143\u306eASN\u3092\u691c\u7d22\u3059\u308b\u65b9\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">RIPEstat\u306f\u5f79\u7acb\u3061\u307e\u3059\u304c\u3001\u3053\u308c\u306f\u552f\u4e00\u306e\u516c\u958b\u30bd\u30fc\u30b9\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002BGP.tools\u306f\u516c\u544a\u3055\u308c\u305f\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3001\u30aa\u30ea\u30b8\u30f3\u60c5\u5831\u3001AS\u30d1\u30b9\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u95a2\u4fc2\u3092\u8868\u793a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30cf\u30ea\u30b1\u30fc\u30f3\u30a8\u30ec\u30af\u30c8\u30ea\u30c3\u30af\u306eBGP\u30c4\u30fc\u30eb\u30ad\u30c3\u30c8\u306f\u3001\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3084\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\u306b\u95a2\u3059\u308b\u60c5\u5831\u3082\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u30eb\u30fc\u30c8\u30b3\u30ec\u30af\u30bf\u30fc\u3084\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u3001\u7570\u306a\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u306e\u8ffd\u52a0\u306e\u89b3\u6e2c\u60c5\u5831\u3092\u63d0\u4f9b\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p 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class=\"wp-block-paragraph\">\u91cd\u8981\u306a\u6c7a\u5b9a\u3092\u884c\u3046\u969b\u306b\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u30bd\u30fc\u30b9\u3092\u6bd4\u8f03\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306f\u3001IPv4\u306e\u79fb\u7ba1\u3001BGP\u306e\u79fb\u884c\u3001\u30d7\u30ed\u30d0\u30a4\u30c0\u306e\u5909\u66f4\u3001\u307e\u305f\u306f\u30b5\u30fc\u30d3\u30b9\u505c\u6b62\u306e\u8abf\u67fb\u306b\u304a\u3044\u3066\u7279\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u63a5\u982d\u8f9e\u306b\u8907\u6570\u306e\u5143ASN\u304c\u3042\u308b\u306e\u306f\u306a\u305c\u3067\u3059\u304b?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8907\u6570\u306e\u5143ASN\u304c\u610f\u56f3\u7684\u3067\u3042\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u3059\u3002\u4f1a\u793e\u306f\u3001\u8010\u969c\u5bb3\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u540c\u3058\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u7570\u306a\u308b\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u304b\u3089\u30a2\u30ce\u30f3\u30b9\u30f3\u30c8\u3059\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002AnyCast\u30b5\u30fc\u30d3\u30b9\u306f\u3001\u591a\u304f\u306e\u5730\u7406\u7684\u306a\u5834\u6240\u304b\u3089\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u30a2\u30ce\u30f3\u30b9\u30f3\u30c8\u3059\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u79fb\u884c\u4e2d\u306b\u3001\u53e4\u3044\u304a\u3088\u3073\u65b0\u3057\u3044ASN\u304c\u4e00\u6642\u7684\u306b\u8868\u793a\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8907\u6570\u306e\u9001\u4fe1\u5143\u306f\u3001\u8a2d\u5b9a\u30df\u30b9\u306b\u3088\u3063\u3066\u3082\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u53e4\u3044\u30d7\u30ed\u30d0\u30a4\u30c0\u304c\u79fb\u884c\u5f8c\u3082\u30eb\u30fc\u30c8\u3092\u7d99\u7d9a\u3057\u3066\u5ba3\u4f1d\u3057\u3066\u3044\u308b\u5834\u5408\u3084\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u63a5\u982d\u8f9e\u3092\u9593\u9055\u3063\u305f\u30eb\u30fc\u30bf\u30fc\u306b\u8a2d\u5b9a\u3057\u3066\u3044\u308b\u5834\u5408\u306a\u3069\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u90e8\u306e\u5834\u5408\u3067\u306f\u3001\u4e88\u671f\u305b\u306c\u30aa\u30ea\u30b8\u30f3\u306f\u30eb\u30fc\u30c8\u30cf\u30c3\u30ad\u30f3\u30b0\u307e\u305f\u306f\u30eb\u30fc\u30c8\u30ea\u30fc\u30af\u3092\u8868\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u6b63\u3057\u3044\u5bfe\u5fdc\u306f\u3001\u89b3\u6e2c\u3055\u308c\u305f\u30aa\u30ea\u30b8\u30f3\u3092\u6587\u66f8\u5316\u3055\u308c\u305f\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u8a08\u753b\u3068\u6bd4\u8f03\u3057\u3001\u5bfe\u5fdc\u3059\u308bRPKI\u8a18\u9332\u304c\u5ba3\u4f1d\u3092\u8a31\u53ef\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3057\u305f\u304c\u3063\u3066\u3001\u8907\u6570\u306e\u51fa\u6240\u3092\u6301\u3064\u7d50\u679c\u306f\u3001\u8abf\u67fb\u306e\u30b7\u30b0\u30ca\u30eb\u3067\u3042\u308a\u3001\u81ea\u52d5\u7684\u306a\u7d50\u8ad6\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5143\u306eASN\u3068RPKI<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">RPKI\u306f\u3001\u30aa\u30ea\u30b8\u30f3ASN\u304cIP\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u5ba3\u4f1d\u3059\u308b\u8cc7\u683c\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u691c\u8a3c\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u30ea\u30bd\u30fc\u30b9\u6240\u6709\u8005\u306f\u3001\u4e88\u671f\u3055\u308c\u308bASN\u3068\u8a31\u53ef\u3055\u308c\u305f\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u9577\u3092\u8b58\u5225\u3059\u308b\u30eb\u30fc\u30c8\u30aa\u30ea\u30b8\u30f3\u8a8d\u8a3c\u3092\u516c\u958b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">BGP\u306e\u30aa\u30ea\u30b8\u30f3\u304cROA\u3068\u4e00\u81f4\u3059\u308b\u5834\u5408\u3001\u30eb\u30fc\u30c8\u306f\u300c\u6709\u52b9\u300d\u3068\u3057\u3066\u5206\u985e\u3055\u308c\u307e\u3059\u3002\u30aa\u30ea\u30b8\u30f3\u304c\u4e00\u81f4\u3057\u306a\u3044\u5834\u5408\u3001\u307e\u305f\u306f\u30eb\u30fc\u30c8\u304c\u8a31\u53ef\u3055\u308c\u305f\u3082\u306e\u3088\u308a\u8a73\u7d30\u306a\u5834\u5408\u3001\u30eb\u30fc\u30c8\u306f\u300c\u7121\u52b9\u300d\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u9069\u7528\u53ef\u80fd\u306aROA\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u3001\u7d50\u679c\u306f\u4e00\u822c\u7684\u306b\u300c\u898b\u3064\u304b\u3089\u306a\u3044\u300d\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u306f\u3001\u5143\u306eASN\u7167\u4f1a\u3092RPKI\u691c\u8a3c\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3079\u304d\u3067\u3042\u308b\u7406\u7531\u3067\u3059\u3002\u77e5\u3063\u3066\u3044\u308b\u3053\u3068\u304c <code>AS64500<\/code> \u63a5\u982d\u8f9e\u3092\u767a\u8868\u3059\u308b\u3053\u3068\u306f\u3001\u305d\u306eASN\u304c\u305d\u308c\u306b\u5fdc\u3058\u3066\u8a8d\u53ef\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u793a\u3059\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7d9a\u3051\u3066\u8aad\u307f\u9032\u3081\u308b\u306b\u306f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>RPKI\u3068\u306f\u4f55\u304b\uff1fBGP\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u5b89\u5168\u306b\u3059\u308b\u305f\u3081\u306e\u521d\u5fc3\u8005\u5411\u3051\u30ac\u30a4\u30c9<\/li>\n\n\n\n<li>RPKI\u306b\u304a\u3051\u308bROA\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/li>\n\n\n\n<li>RPKI\u306e\u6709\u52b9\u3001\u7121\u52b9\u3001\u898b\u3064\u304b\u3089\u306a\u3044\u306e\u8aac\u660e<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u5143ASN\u3068IRR\u30eb\u30fc\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30ec\u30b8\u30b9\u30c8\u30ea\u3001\u307e\u305f\u306fIRR\u306f\u3001\u591a\u304f\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30aa\u30da\u30ec\u30fc\u30bf\u30fc\u304c\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u30d5\u30a3\u30eb\u30bf\u3092\u69cb\u7bc9\u3059\u308b\u969b\u306b\u4f7f\u7528\u3059\u308b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30dd\u30ea\u30b7\u30fc\u60c5\u5831\u3092\u683c\u7d0d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IRR\u30eb\u30fc\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u3001\u63a5\u982d\u8f9e\u3092\u751f\u6210\u3059\u308b\u4e88\u5b9a\u306eASN\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002\u30eb\u30fc\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u6b21\u306e\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u5834\u5408\u3001 <code>AS64500<\/code> \u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u751f\u6210\u3059\u308b\u3079\u304d\u3060\u304c\u3001BGP\u306f\u8868\u793a\u3057\u3066\u3044\u308b <code>AS64510<\/code>\u3001\u9055\u3044\u306f\u8abf\u67fb\u3055\u308c\u308b\u3079\u304d\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IRR\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u53e4\u304f\u306a\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001BGP\u30a2\u30ce\u30f3\u30b9\u30e1\u30f3\u30c8\u304c\u8aa4\u3063\u3066\u3044\u308b\u304b\u3001\u307e\u305f\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u5236\u5fa1\u3055\u308c\u305f\u79fb\u884c\u306e\u771f\u3063\u53ea\u4e2d\u306b\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IRR\u30c7\u30fc\u30bf\u3068RPKI\u30c7\u30fc\u30bf\u306f\u5225\u3005\u3067\u3059\u3002IRR\u30eb\u30fc\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306fROA\u3092\u7f6e\u304d\u63db\u3048\u308b\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u6709\u52b9\u306aRPKI\u7d50\u679c\u304c\u81ea\u52d5\u7684\u306bIRR\u30eb\u30fc\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\u3082\u306e\u3067\u3082\u3042\u308a\u307e\u305b\u3093\u3002\u591a\u304f\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3001\u3053\u308c\u3089\u304c\u7570\u306a\u308b\u7a2e\u985e\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u3001\u4e21\u65b9\u306e\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30aa\u30ea\u30b8\u30f3ASN\u3092\u78ba\u8a8d\u3059\u308b\u3079\u304d\u30bf\u30a4\u30df\u30f3\u30b0\u306f\u3044\u3064\u3067\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u65b0\u3057\u3044IPv4\u307e\u305f\u306fIPv6\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u53d7\u8afe\u3059\u308b\u524d\u306b\u3001\u7279\u306b\u30ea\u30bd\u30fc\u30b9\u304c\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u304b\u3089\u6765\u305f\u5834\u5408\u3001\u5143\u306eASN\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u305d\u306e\u7d50\u679c\u306b\u3088\u308a\u3001\u30eb\u30fc\u30c8\u304c\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u306e\u8aac\u660e\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ASN\u79fb\u884c\u306e\u524d\u5f8c\u3067\u518d\u5ea6\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u79fb\u884c\u304c\u5b8c\u4e86\u3057\u305f\u3068\u304d\u306b\u306f\u3001\u53e4\u3044\u30aa\u30ea\u30b8\u30f3\u304c\u8868\u793a\u3055\u308c\u306a\u304f\u306a\u308a\u3001\u8a08\u753b\u3055\u308c\u305f\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u306b\u5f93\u3063\u3066\u65b0\u3057\u3044\u30aa\u30ea\u30b8\u30f3\u304c\u8868\u793a\u3055\u308c\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5143\u306e\u30c1\u30a7\u30c3\u30af\u306f\u3001IPv4\u306e\u8ee2\u9001\u5f8c\u3084\u30d7\u30ed\u30d0\u30a4\u30c0\u5909\u66f4\u3001\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u79fb\u52d5\u3001\u307e\u305f\u306fBGP\u30dd\u30ea\u30b7\u30fc\u306e\u66f4\u65b0\u5f8c\u306b\u3082\u5f79\u7acb\u3061\u307e\u3059\u3002\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3055\u308c\u305f\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u30c1\u30a7\u30c3\u30af\u306b\u3088\u308a\u3001\u9867\u5ba2\u304c\u969c\u5bb3\u3092\u5831\u544a\u3059\u308b\u524d\u306b\u4e88\u671f\u3057\u306a\u3044\u5909\u66f4\u304c\u660e\u3089\u304b\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u904b\u7528\u4e2d\u306e\u4f5c\u696d\u306b\u304a\u3044\u3066\u3001\u81ea\u52d5\u5316\u3055\u308c\u305fBGP\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306f\u6642\u6298\u306e\u624b\u52d5\u691c\u7d22\u3088\u308a\u3082\u5f79\u7acb\u3061\u307e\u3059\u3002\u30a2\u30e9\u30fc\u30c8\u306f\u65b0\u3057\u3044\u30aa\u30ea\u30b8\u30f3\u3001\u524a\u9664\u3055\u308c\u305f\u30eb\u30fc\u30c8\u3001\u4e88\u671f\u3057\u306a\u3044\u30d1\u30b9\u306e\u5909\u66f4\u3001\u307e\u305f\u306f\u6709\u52b9\u304b\u3089\u7121\u52b9\u3078\u306eRPKI\u30b9\u30c6\u30fc\u30bf\u30b9\u306e\u5909\u66f4\u3092\u7279\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u516c\u958b\u5143\u7167\u67fb\u306e\u5236\u9650<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d1\u30d6\u30ea\u30c3\u30afBGP\u30c7\u30fc\u30bf\u306f\u4fa1\u5024\u304c\u3042\u308b\u304c\u3001\u5236\u9650\u3082\u3042\u308b\u3002\u3053\u308c\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u3059\u3079\u3066\u306e\u30eb\u30fc\u30bf\u30fc\u3067\u306f\u306a\u304f\u3001\u9078\u629e\u3055\u308c\u305f\u30eb\u30fc\u30c8\u30b3\u30ec\u30af\u30bf\u30fc\u3084\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u306e\u89b3\u6e2c\u7d50\u679c\u3092\u793a\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30eb\u30fc\u30c8\u306f\u3001\u3042\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u306f\u8868\u793a\u3055\u308c\u308b\u304c\u5225\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u306f\u8868\u793a\u3055\u308c\u306a\u3044\u3053\u3068\u304c\u3042\u308b\u3002\u65b0\u3057\u3044\u30a2\u30ce\u30f3\u30b9\u30e1\u30f3\u30c8\u304c\u3059\u3079\u3066\u306e\u30b3\u30ec\u30af\u30bf\u306b\u5c4a\u3044\u3066\u3044\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u30eb\u30fc\u30c8\u306f\u3001\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u9577\u3001\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u30dd\u30ea\u30b7\u30fc\u3001\u307e\u305f\u306f\u5730\u57df\u7684\u306a\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30eb\u30fc\u30eb\u306b\u3088\u3063\u3066\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3055\u308c\u308b\u3053\u3068\u3082\u3042\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u691c\u7d22\u306b\u3088\u3063\u3066\u8fd4\u3055\u308c\u308b\u5143\u306eASN\u306f\u3001\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306e\u5408\u6cd5\u7684\u306a\u6240\u6709\u6a29\u3092\u8a3c\u660e\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u306e\u30ea\u30bd\u30fc\u30b9\u304c\u8b72\u6e21\u3001\u8cc3\u8cb8\u3001\u307e\u305f\u306f\u7279\u5b9a\u306e\u30b5\u30fc\u30d3\u30b9\u306b\u4f7f\u7528\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3082\u306e\u3067\u3082\u3042\u308a\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u305d\u306e\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u304c\u30af\u30ea\u30fc\u30f3\u306a\u904b\u7528\u7684\u306a\u8a55\u5224\u3092\u6301\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u3082\u306e\u3067\u3082\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b8c\u5168\u306a\u30ec\u30d3\u30e5\u30fc\u306e\u305f\u3081\u306b\u3001\u30aa\u30ea\u30b8\u30f3\u30c7\u30fc\u30bf\u3092\u30ec\u30b8\u30b9\u30c8\u30ea\u8a18\u9332\u3001RPKI\u3001IRR\u60c5\u5831\u3001BGP\u5c65\u6b74\u3001\u4e0d\u6b63\u5229\u7528\u9023\u7d61\u5148\u3001\u8a55\u5224\u30c1\u30a7\u30c3\u30af\u3001\u5951\u7d04\u66f8\u985e\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u5143ASN\u306fIP\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306e\u6240\u6709\u8005\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5fc5\u305a\u3057\u3082\u305d\u3046\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u5143\u306eASN\u306f\u3001BGP\u3067\u63a5\u982d\u8f9e\u3092\u5ba3\u4f1d\u3057\u3066\u3044\u308b\u73fe\u5728\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3059\u3002\u767b\u9332\u6240\u6709\u8005\u306f\u3001\u5225\u306e\u7d44\u7e54\u3084\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3092\u4f7f\u7528\u3057\u3066\u30ea\u30bd\u30fc\u30b9\u3092\u5ba3\u4f1d\u3059\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1\u3064\u306e\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306b2\u3064\u306e\u5143\u306eASN\u304c\u3042\u308b\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u306f\u3044\u3002\u8907\u6570\u306e\u30aa\u30ea\u30b8\u30f3\u3092anycast\u3001\u5197\u9577\u6027\u3001\u79fb\u884c\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u69cb\u6210\u30a8\u30e9\u30fc\u307e\u305f\u306f\u4e0d\u6b63\u306a\u30a2\u30ce\u30f3\u30b9\u30e1\u30f3\u30c8\u3092\u793a\u3059\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30aa\u30ea\u30b8\u30f3ASN\u306f\u3069\u306e\u304f\u3089\u3044\u306e\u983b\u5ea6\u3067\u5909\u66f4\u3055\u308c\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u56fa\u5b9a\u3055\u308c\u305f\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u306f\u3042\u308a\u307e\u305b\u3093\u3002ASN\u306e\u79fb\u884c\u3001\u30d7\u30ed\u30d0\u30a4\u30c0\u306e\u5909\u66f4\u3001IPv4\u306e\u8ee2\u9001\u3001\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u518d\u8a2d\u8a08\u4e2d\u306b\u5909\u66f4\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u5b89\u5b9a\u3057\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3001\u4f55\u5e74\u3082\u540c\u3058\u30aa\u30ea\u30b8\u30f3\u3092\u7dad\u6301\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7570\u306a\u308b\u30aa\u30ea\u30b8\u30f3\u306eASN\u306f\u5e38\u306b\u30cf\u30c3\u30ad\u30f3\u30b0\u3092\u610f\u5473\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3044\u3044\u3048\u3002\u3053\u308c\u306f\u610f\u56f3\u7684\u306a\u3082\u306e\u3067\u3042\u308b\u304b\u3001\u901a\u5e38\u306e\u79fb\u884c\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u305f\u3082\u306e\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001\u4e88\u671f\u3057\u306a\u3044\u30aa\u30ea\u30b8\u30f3\u306f\u8abf\u67fb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7279\u306b\u3001\u30ec\u30b8\u30b9\u30c8\u30ea\u3001IRR\u3001\u307e\u305f\u306fRPKI\u30c7\u30fc\u30bf\u3068\u885d\u7a81\u3057\u3066\u3044\u308b\u5834\u5408\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5143ASN\u306e\u7167\u4f1a\u306b\u306fAPI\u30ad\u30fc\u304c\u5fc5\u8981\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ea\u30d4\u30b9\u30bf\u30c3\u30c8\u3092\u542b\u3080\u591a\u304f\u306e\u516c\u958b\u30c4\u30fc\u30eb\u306f\u3001API\u30ad\u30fc\u306a\u3057\u3067\u57fa\u672c\u7684\u306a\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c7\u30fc\u30bf\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u4f7f\u7528\u5236\u9650\u3084\u30b5\u30fc\u30d3\u30b9\u306e\u5229\u7528\u53ef\u80fd\u6027\u306f\u5909\u66f4\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u30a8\u30e9\u30fc\u51e6\u7406\u3092\u884c\u3044\u3001\u904e\u5ea6\u306a\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u907f\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">IPv6\u7528\u306e\u30aa\u30ea\u30b8\u30f3ASN\u60c5\u5831\u306f\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Yes. BGP origin information can be checked for IPv6 prefixes in the same general way as IPv4 prefixes. The prefix must be entered in valid IPv6 CIDR notation.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7d50\u8ad6<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5143ASN\u306f\u3001IP\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306eBGP\u516c\u544a\u306e\u73fe\u5728\u306e\u9001\u4fe1\u5143\u3068\u3057\u3066\u89b3\u6e2c\u3055\u308c\u3066\u3044\u308b\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\u3092\u8b58\u5225\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3001\u79fb\u884c\u8a08\u753b\u3001IPv4\u8ee2\u9001\u3001IPv6\u5c55\u958b\u3001RPKI\u691c\u8a3c\u3001\u30eb\u30fc\u30c8\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306b\u304a\u3044\u3066\u91cd\u8981\u306a\u60c5\u5831\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RIPEstat\u3001BGP.tools\u3001Hurricane Electric\u3001\u30eb\u30fc\u30c8\u30b3\u30ec\u30af\u30bf\u3001\u307e\u305f\u306f\u305d\u306e\u4ed6\u306e\u516c\u958b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u3092\u901a\u3058\u3066\u3001\u5143\u306eASN\u3092\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u57fa\u672c\u7684\u306a\u7167\u4f1a\u3067\u306f\u3001\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3001\u516c\u544a\u72b6\u614b\u3001\u5143\u306eASN\u3001\u89b3\u6e2c\u6642\u9593\u3001\u304a\u3088\u3073\u8ffd\u52a0\u306e\u5143\u60c5\u5831\u304c\u8a18\u9332\u3055\u308c\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7d50\u679c\u306f\u5b64\u7acb\u3057\u3066\u8aad\u307f\u53d6\u3063\u3066\u306f\u306a\u3089\u306a\u3044\u3002\u5143\u306eASN\u3092\u767b\u9332\u6a5f\u95a2\u3001\u4e88\u5b9a\u3055\u308c\u3066\u3044\u308b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u8a08\u753b\u3001IRR\u30eb\u30fc\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3001RPKI\u8a8d\u53ef\u3068\u6bd4\u8f03\u3059\u308b\u3002\u30c7\u30fc\u30bf\u304c\u4e00\u81f4\u3057\u306a\u3044\u5834\u5408\u3001\u9055\u3044\u304c\u4e88\u5b9a\u3055\u308c\u305f\u79fb\u884c\u3001\u53e4\u304f\u306a\u3063\u305f\u8a18\u9332\u3001\u69cb\u6210\u30a8\u30e9\u30fc\u3001\u307e\u305f\u306f\u4e0d\u6b63\u306a\u5ba3\u4f1d\u306b\u3088\u308b\u3082\u306e\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3059\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3088\u308a\u5e83\u7bc4\u306a\u6280\u8853\u7684\u306a\u30ec\u30d3\u30e5\u30fc\u306b\u4f7f\u7528\u3059\u308b\u306b\u306f\u3001 <a href=\"https:\/\/junglelabs.uk\/ja\/ip-resource-readiness-checker\/\">IP\u30ea\u30bd\u30fc\u30b9\u6e96\u5099\u72b6\u6cc1\u30c1\u30a7\u30c3\u30af<\/a>. \u3053\u308c\u306f\u3001\u30d1\u30d6\u30ea\u30c3\u30af\u306aIPv4\u307e\u305f\u306fIPv6\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306e\u305f\u3081\u306e\u30ec\u30b8\u30b9\u30c8\u30ea\u3001\u30aa\u30ea\u30b8\u30f3\u3001\u30eb\u30fc\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3001RPKI\u3001\u304a\u3088\u3073BGP\u53ef\u8996\u6027\u30b7\u30b0\u30ca\u30eb\u3092\u7d71\u5408\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>When an IPv4 or IPv6 prefix is announced on the public Internet, one of the most useful pieces of information is the origin ASN. The origin ASN identifies the Autonomous System that is currently announcing the prefix through BGP. Finding the origin ASN can help with network troubleshooting, IPv4 transfers, IPv6 deployment, BGP monitoring, RPKI validation, provider migrations, and IP prefix verification. It can also show whether a prefix is being announced by the ASN you expected. For example, a company may own or lease an IPv4 block and plan to announce it from its own ASN. Before moving production traffic, the network team may want to confirm whether the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1522,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"How to Find the Origin ASN of an IP Prefix","_seopress_titles_desc":"Learn how to find the current BGP origin ASN of an IPv4 or IPv6 prefix using RIPEstat, public routing tools, and RPKI data.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-1342","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-article"],"_links":{"self":[{"href":"https:\/\/junglelabs.uk\/ja\/wp-json\/wp\/v2\/posts\/1342","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/junglelabs.uk\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/junglelabs.uk\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/junglelabs.uk\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/junglelabs.uk\/ja\/wp-json\/wp\/v2\/comments?post=1342"}],"version-history":[{"count":1,"href":"https:\/\/junglelabs.uk\/ja\/wp-json\/wp\/v2\/posts\/1342\/revisions"}],"predecessor-version":[{"id":1519,"href":"https:\/\/junglelabs.uk\/ja\/wp-json\/wp\/v2\/posts\/1342\/revisions\/1519"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/junglelabs.uk\/ja\/wp-json\/wp\/v2\/media\/1522"}],"wp:attachment":[{"href":"https:\/\/junglelabs.uk\/ja\/wp-json\/wp\/v2\/media?parent=1342"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/junglelabs.uk\/ja\/wp-json\/wp\/v2\/categories?post=1342"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/junglelabs.uk\/ja\/wp-json\/wp\/v2\/tags?post=1342"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}