{"id":5891,"date":"2025-08-12T20:18:38","date_gmt":"2025-08-12T11:18:38","guid":{"rendered":"https:\/\/venu-sys.co.jp\/jo-sys\/?p=5891"},"modified":"2026-10-12T22:38:06","modified_gmt":"2026-10-12T13:38:06","slug":"%e3%82%b0%e3%83%ad%e3%83%bc%e3%83%90%e3%83%abip%e3%82%a2%e3%83%89%e3%83%ac%e3%82%b9%e3%81%a8%e3%81%af%ef%bc%9f%e7%89%b9%e5%be%b4%e3%83%bb%e7%a2%ba%e8%aa%8d%e6%96%b9%e6%b3%95%e3%83%bb%e3%83%97%e3%83%a9","status":"publish","type":"post","link":"https:\/\/venu-sys.co.jp\/jo-sys\/5891\/","title":{"rendered":"\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3068\u306f\uff1f\u78ba\u8a8d\u65b9\u6cd5\u3068\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u3068\u306e\u9055\u3044"},"content":{"rendered":"<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"blue\"><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p>\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3063\u3066\u4f55\uff1f<\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"blue\"><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p>\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3068\u306e\u9055\u3044\u304c\u77e5\u308a\u305f\u3044<\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"blue\"><div class=\"c-balloon__body -speaking -border-none\"><div class=\"c-balloon__text\">\n<p>\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306f\u3069\u306e\u3088\u3046\u306b\u3057\u3066\u78ba\u8a8d\u3059\u308b\u306e\uff1f<\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n\n<p>\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067\u4e16\u754c\u7684\u306b\u4e00\u610f\u3068\u306a\u308b\u3088\u3046\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u30a2\u30c9\u30ec\u30b9\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u30a2\u30c9\u30ec\u30b9\u304c\u4ed8\u3044\u3066\u3044\u308b\u3060\u3051\u3067\u5916\u90e8\u304b\u3089\u81ea\u7531\u306b\u63a5\u7d9a\u3067\u304d\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5b9f\u969b\u306b\u5230\u9054\u3067\u304d\u308b\u304b\u306f\u3001\u7d4c\u8def\u3084\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306a\u3069\u306e\u8a2d\u5b9a\u306b\u3082\u5de6\u53f3\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30aa\u30f3\u30e9\u30a4\u30f3\u30b5\u30fc\u30d3\u30b9\u306e\u5229\u7528\u3001Web\u30b5\u30a4\u30c8\u904b\u55b6\u3001\u30ea\u30e2\u30fc\u30c8\u30a2\u30af\u30bb\u30b9\u306a\u3069\u3001\u3042\u3089\u3086\u308b\u901a\u4fe1\u306e\u571f\u53f0\u3092\u652f\u3048\u308b\u5b58\u5728\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3057\u304b\u3057\u3001\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3068\u306e\u9055\u3044\u304c\u3042\u3044\u307e\u3044\u306a\u307e\u307e\u5229\u7528\u3057\u3066\u3044\u308b\u4eba\u3082\u5c11\u306a\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306e\u5b9a\u7fa9\u3084\u5f79\u5272\u3001\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u3068\u306e\u9055\u3044\u3001\u5177\u4f53\u7684\u306a\u78ba\u8a8d\u65b9\u6cd5\u307e\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067\u901a\u4fe1\u76f8\u624b\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306eIP\u30a2\u30c9\u30ec\u30b9\u3067\u3059\u3002<\/strong>\u81ea\u5206\u306e\u56de\u7dda\u304b\u3089\u5916\u90e8\u306b\u898b\u3048\u308b\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u4f1a\u793e\u3067\u627f\u8a8d\u3055\u308c\u305fIP\u78ba\u8a8d\u30b5\u30a4\u30c8\u3084\u30eb\u30fc\u30bf\u30fc\u306e\u56de\u7dda\u60c5\u5831\u3067\u8abf\u3079\u307e\u3059\u3002PC\u306e\u300cipconfig\u300d\u306b\u8868\u793a\u3055\u308c\u308b\u30a2\u30c9\u30ec\u30b9\u3068\u540c\u3058\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002<\/p><div style=\"overflow-x:auto\"><table><thead><tr><th scope=\"col\">\u77e5\u308a\u305f\u3044\u60c5\u5831<\/th><th scope=\"col\">\u78ba\u8a8d\u3059\u308b\u5834\u6240<\/th><th scope=\"col\">\u6ce8\u610f\u70b9<\/th><\/tr><\/thead><tbody><tr><td>\u5916\u90e8\u306e\u30b5\u30fc\u30d3\u30b9\u306b\u898b\u3048\u308b\u9001\u4fe1\u5143IP<\/td><td>\u627f\u8a8d\u3055\u308c\u305fIP\u78ba\u8a8d\u30b5\u30a4\u30c8<\/td><td>VPN\u30fb\u30d7\u30ed\u30ad\u30b7\u30fbIPv4\/IPv6\u3067\u7d50\u679c\u304c\u5909\u308f\u308b<\/td><\/tr><tr><td>\u30eb\u30fc\u30bf\u30fc\u306e\u56de\u7dda\u5074\u30a2\u30c9\u30ec\u30b9<\/td><td>\u7ba1\u7406\u6a29\u9650\u306e\u3042\u308b\u30eb\u30fc\u30bf\u30fc\u306eWAN\u60c5\u5831<\/td><td>\u56de\u7dda\u4e8b\u696d\u8005\u5074\u306eNAT\u5229\u7528\u6642\u306f\u5916\u90e8\u8868\u793a\u3068\u7570\u306a\u308b\u3053\u3068\u304c\u3042\u308b<\/td><\/tr><tr><td>PC\u306eLAN\u5185\u30a2\u30c9\u30ec\u30b9<\/td><td>Windows\u306eipconfig\u306a\u3069<\/td><td>192.168.x.x\u306a\u3069\u306f\u30b0\u30ed\u30fc\u30d0\u30ebIP\u3067\u306f\u306a\u3044<\/td><\/tr><tr><td>\u65e2\u77e5\u306eIP\u306b\u5bfe\u5fdc\u3059\u308b\u30db\u30b9\u30c8\u540d<\/td><td>DNS\u306e\u9006\u5f15\u304d<\/td><td>\u81ea\u5206\u306eIP\u3092\u8abf\u3079\u308b\u64cd\u4f5c\u3068\u306f\u5225\u3002\u672a\u767b\u9332\u306a\u3089\u540d\u524d\u306f\u8fd4\u3089\u306a\u3044<\/td><\/tr><\/tbody><\/table><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3068\u306f\uff5c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067\u6a5f\u5668\u3092\u4e00\u610f\u306b\u8b58\u5225\u3059\u308b\u4f4f\u6240<\/h2>\n\n\n\n<p>\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306f\u3001<strong><span class=\"swl-marker mark_yellow\"><span class=\"swl-inline-color has-swl-deep-01-color\">\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067\u6a5f\u5668\u3092\u4e00\u610f\u306b\u8b58\u5225\u3059\u308b\u305f\u3081\u306e\u756a\u53f7<\/span><\/span><\/strong>\u3067\u3059\u3002\u90f5\u4fbf\u7269\u3092\u5c4a\u3051\u308b\u305f\u3081\u306b\u4f4f\u6240\u304c\u5fc5\u8981\u306a\u3088\u3046\u306b\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u901a\u4fe1\u3067\u306f\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u304c\u3001\u76ee\u7684\u5730\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e16\u754c\u4e2d\u3067\u91cd\u8907\u3057\u306a\u3044\u3088\u3046\u3001\u56fd\u969b\u7684\u306a\u7ba1\u7406\u6a5f\u95a2\uff08IANA\uff09\u3068\u5730\u57df\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30ec\u30b8\u30b9\u30c8\u30ea\uff08APNIC\u306a\u3069\uff09\u304c\u5272\u308a\u5f53\u3066\u3092\u304a\u3053\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-icon_announce\">\u5bb6\u5ead\u3084\u793e\u5185\u306eIPv4\u901a\u4fe1\u3067\u306f\u3001\u7aef\u672b\u306b\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u3092\u5272\u308a\u5f53\u3066\u3001\u30eb\u30fc\u30bf\u30fc\u306eNAT\u3067\u9001\u4fe1\u5143\u30a2\u30c9\u30ec\u30b9\u3092\u5909\u63db\u3059\u308b\u69cb\u6210\u304c\u4e00\u822c\u7684\u3067\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u8907\u6570\u306e\u7aef\u672b\u304c\u5916\u90e8\u304b\u3089\u306f\u540c\u3058\u30b0\u30ed\u30fc\u30d0\u30ebIP\u306b\u898b\u3048\u308b\u305f\u3081\u3001IP\u3060\u3051\u3067\u500b\u3005\u306e\u7aef\u672b\u3084\u4eba\u7269\u3092\u8b58\u5225\u3067\u304d\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3068\u306e\u9055\u3044<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2025\/08\/\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3068\u306e\u9055\u3044-1024x576.png\" alt=\"\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3068\u306e\u9055\u3044\" class=\"wp-image-5922\" style=\"width:640px\" srcset=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2025\/08\/\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3068\u306e\u9055\u3044-1024x576.png 1024w, https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2025\/08\/\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3068\u306e\u9055\u3044-300x169.png 300w, https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2025\/08\/\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3068\u306e\u9055\u3044-768x432.png 768w, https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2025\/08\/\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3068\u306e\u9055\u3044.png 1280w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong><span class=\"swl-marker mark_yellow\"><span class=\"swl-inline-color has-swl-deep-01-color\">\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u5bb6\u5ead\u3084\u4f01\u696d\u306a\u3069\u306e\u5185\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c02\u7528\u306b\u4f7f\u308f\u308c\u308b\u756a\u53f7<\/span><\/span><\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IPv4\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5168\u4f53\u306b\u7d4c\u8def\u5e83\u544a\u3059\u308b\u305f\u3081\u306e\u30a2\u30c9\u30ec\u30b9\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u3092\u4f7f\u3046\u3060\u3051\u3067\u5b89\u5168\u306b\u306a\u308b\u308f\u3051\u3067\u306f\u306a\u304f\u3001\u5185\u90e8\u901a\u4fe1\u3084VPN\u7d4c\u7531\u306e\u30a2\u30af\u30bb\u30b9\u3082\u542b\u3081\u305f\u5bfe\u7b56\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30b0\u30ed\u30fc\u30d0\u30ebIP\u3092\u4f7f\u3046\u5834\u5408\u3082\u3001\u516c\u958b\u3059\u308b\u30b5\u30fc\u30d3\u30b9\u3001\u30dd\u30fc\u30c8\u3001\u901a\u4fe1\u5143\u3092\u5fc5\u8981\u306a\u7bc4\u56f2\u306b\u7d5e\u308a\u307e\u3059\u3002\u5916\u90e8\u304b\u3089\u63a5\u7d9a\u3067\u304d\u306a\u3044\u3068\u304d\u306f\u3001IP\u306e\u7a2e\u985e\u3060\u3051\u3067\u306a\u304f\u3001NAT\u3084\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u5f85\u3061\u53d7\u3051\u72b6\u614b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2025\/08\/\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306e\u78ba\u8a8d\u65b9\u6cd5-1024x576.png\" alt=\"\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306e\u78ba\u8a8d\u65b9\u6cd5\" class=\"wp-image-5921\" style=\"width:640px\" srcset=\"https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2025\/08\/\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306e\u78ba\u8a8d\u65b9\u6cd5-1024x576.png 1024w, https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2025\/08\/\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306e\u78ba\u8a8d\u65b9\u6cd5-300x169.png 300w, https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2025\/08\/\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306e\u78ba\u8a8d\u65b9\u6cd5-768x432.png 768w, https:\/\/venu-sys.co.jp\/jo-sys\/wp-content\/uploads\/sites\/2\/2025\/08\/\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306e\u78ba\u8a8d\u65b9\u6cd5.png 1280w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u4ee5\u4e0b\u306e\u65b9\u6cd5\u3092\u7528\u3044\u3066\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"swell-block-capbox cap_box is-style-onborder_ttl2\"><div class=\"cap_box_ttl\" data-has-icon=\"1\"><svg height=\"1em\" width=\"1em\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\" viewBox=\"0 0 48 48\"><path d=\"M32 46.5H16c-1.1 0-2-.9-2-2s.9-2 2-2h16c1.1 0 2 .9 2 2s-.9 2-2 2zM33.3 18.6c-.7 0-1.3-.5-1.5-1.2-.7-3.2-3.2-5.7-6.4-6.3-.8-.1-1.4-.9-1.2-1.7s.9-1.4 1.7-1.2c4.4.8 8 4.2 8.9 8.6.2.8-.4 1.6-1.2 1.8h-.3z\"><\/path><path d=\"M30 40.5H18c-2.2 0-4-1.8-4-4v-1.6c0-.6-.3-1.1-.8-1.5C8.4 29.8 5.7 24 6 18c.5-9.1 8-16.6 17.1-17C29 .8 34.5 3.2 38.2 8c1.8 2.3 3 5.1 3.5 7.9 1.1 6.8-1.5 13.3-6.9 17.4-.6.4-.9 1-.9 1.7v1.5c.1 2.2-1.7 4-3.9 4zM23.3 5c-7.1.3-12.9 6.2-13.3 13.2-.2 4.7 1.8 9.1 5.6 11.9 1.5 1.1 2.4 2.9 2.4 4.7v.6c0 .6.4 1 1 1h10c.6 0 1-.4 1-1V35c0-1.9.9-3.7 2.5-4.8 4.3-3.2 6.3-8.5 5.3-13.9-.4-2-1.2-3.8-2.4-5.4-3-4-7.4-6.1-12.1-5.9z\"><\/path><\/svg><span>\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5<\/span><\/div><div class=\"cap_box_content\">\n<ul class=\"wp-block-list is-style-check_list\">\n<li><a href=\"#toc1\">\u5c02\u7528\u30b5\u30a4\u30c8\u30fb\u30c4\u30fc\u30eb\u3067\u78ba\u8a8d\u3059\u308b<\/a><\/li>\n\n\n\n<li><a href=\"#toc2\">\u30b3\u30de\u30f3\u30c9\u306b\u3088\u308b\u78ba\u8a8d<\/a><\/li>\n\n\n\n<li><a href=\"#toc3\">\u88dc\u8db3\uff1a\u65e2\u77e5\u306eIP\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u30db\u30b9\u30c8\u540d\u3092\u9006\u5f15\u304d\u3059\u308b<\/a><\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<p>\u305d\u308c\u305e\u308c\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"toc1\">\u5c02\u7528\u30b5\u30a4\u30c8\u30fb\u30c4\u30fc\u30eb\u3067\u78ba\u8a8d\u3059\u308b<\/h3>\n\n\n\n<p><strong><span class=\"swl-marker mark_yellow\"><span class=\"swl-inline-color has-swl-deep-01-color\">\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306f\u3001IP\u30a2\u30c9\u30ec\u30b9\u78ba\u8a8d\u5c02\u7528\u30b5\u30a4\u30c8\u3084\u30c4\u30fc\u30eb\u3067\u306e\u78ba\u8a8d\u304c\u53ef\u80fd<\/span><\/span><\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<p>IP\u78ba\u8a8d\u30b5\u30a4\u30c8\u3092\u4f7f\u3046\u3068\u3001\u305d\u306e\u30b5\u30a4\u30c8\u306b\u63a5\u7d9a\u3057\u305f\u3068\u304d\u306e\u9001\u4fe1\u5143IP\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u305f\u3068\u3048\u3070<a href=\"https:\/\/ifconfig.me\/\">ifconfig.me<\/a>\u306f\u30d6\u30e9\u30a6\u30b6\u30fc\u3084\u30b3\u30de\u30f3\u30c9\u3067\u78ba\u8a8d\u3067\u304d\u308b\u30b5\u30fc\u30d3\u30b9\u3067\u3059\u3002\u696d\u52d9\u7aef\u672b\u3067\u306f\u3001\u793e\u5185\u3067\u5229\u7528\u3092\u8a8d\u3081\u3089\u308c\u305f\u78ba\u8a8d\u5148\u3092\u4f7f\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u4f1a\u793e\u306e\u56de\u7dda\u3067\u78ba\u8a8d\u3059\u308b\u5834\u5408\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7ba1\u7406\u8005\u304c\u7ba1\u7406\u3059\u308b\u30eb\u30fc\u30bf\u30fc\u3084\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306eWAN\u5074\u60c5\u5831\u3082\u7167\u5408\u3057\u307e\u3059\u3002\u7aef\u672b\u53f0\u5e33\u306eLAN\u5185\u30a2\u30c9\u30ec\u30b9\u4e00\u89a7\u3068\u3001\u56de\u7dda\u306e\u30b0\u30ed\u30fc\u30d0\u30ebIP\u4e00\u89a7\u306f\u533a\u5225\u3057\u3066\u7ba1\u7406\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u305f\u3060\u3057\u3001\u7121\u6599\u30b5\u30a4\u30c8\u3092\u5229\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u901a\u4fe1\u5185\u5bb9\u304c\u7b2c\u4e09\u8005\u306b\u8a18\u9332\u3055\u308c\u308b\u53ef\u80fd\u6027\u3082\u3042\u308b\u305f\u3081\u3001\u91cd\u8981\u60c5\u5831\u3092\u6271\u3046\u74b0\u5883\u3067\u306f\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30c4\u30fc\u30eb\u3092\u9078\u3073\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"toc2\">\u30b3\u30de\u30f3\u30c9\u306b\u3088\u308b\u78ba\u8a8d<\/h3>\n\n\n\n<p><strong><span class=\"swl-marker mark_yellow\"><span class=\"swl-inline-color has-swl-deep-01-color\">Windows\u3067\u306f\u300c\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u300d\u3001Mac\u3084Linux\u3067\u306f\u300c\u30bf\u30fc\u30df\u30ca\u30eb\u300d\u3092\u4f7f\u3063\u3066IP\u30a2\u30c9\u30ec\u30b9\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059<\/span><\/span><\/strong>\u3002<\/p>\n\n\n\n<div class=\"swell-block-capbox cap_box is-style-onborder_ttl2\"><div class=\"cap_box_ttl\" data-has-icon=\"1\"><svg height=\"1em\" width=\"1em\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\" viewBox=\"0 0 48 48\"><path d=\"M32 46.5H16c-1.1 0-2-.9-2-2s.9-2 2-2h16c1.1 0 2 .9 2 2s-.9 2-2 2zM33.3 18.6c-.7 0-1.3-.5-1.5-1.2-.7-3.2-3.2-5.7-6.4-6.3-.8-.1-1.4-.9-1.2-1.7s.9-1.4 1.7-1.2c4.4.8 8 4.2 8.9 8.6.2.8-.4 1.6-1.2 1.8h-.3z\"><\/path><path d=\"M30 40.5H18c-2.2 0-4-1.8-4-4v-1.6c0-.6-.3-1.1-.8-1.5C8.4 29.8 5.7 24 6 18c.5-9.1 8-16.6 17.1-17C29 .8 34.5 3.2 38.2 8c1.8 2.3 3 5.1 3.5 7.9 1.1 6.8-1.5 13.3-6.9 17.4-.6.4-.9 1-.9 1.7v1.5c.1 2.2-1.7 4-3.9 4zM23.3 5c-7.1.3-12.9 6.2-13.3 13.2-.2 4.7 1.8 9.1 5.6 11.9 1.5 1.1 2.4 2.9 2.4 4.7v.6c0 .6.4 1 1 1h10c.6 0 1-.4 1-1V35c0-1.9.9-3.7 2.5-4.8 4.3-3.2 6.3-8.5 5.3-13.9-.4-2-1.2-3.8-2.4-5.4-3-4-7.4-6.1-12.1-5.9z\"><\/path><\/svg><span>\u4ee3\u8868\u7684\u306a\u30b3\u30de\u30f3\u30c9\u4f8b<\/span><\/div><div class=\"cap_box_content\">\n<ul class=\"wp-block-list is-style-check_list\">\n<li>Windows: nslookup myip.opendns.com resolver1.opendns.com<\/li>\n\n\n\n<li>Mac\/Linux: curl https:\/\/ifconfig.me\/ip<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<p>\u30b3\u30de\u30f3\u30c9\u3082\u5916\u90e8\u306eDNS\u30b5\u30fc\u30d0\u30fc\u3084Web\u30b5\u30fc\u30d3\u30b9\u306b\u554f\u3044\u5408\u308f\u305b\u307e\u3059\u3002\u30d6\u30e9\u30a6\u30b6\u30fc\u3092\u4f7f\u308f\u306a\u3044\u3053\u3068\u81ea\u4f53\u304c\u5b89\u5168\u6027\u306e\u4fdd\u8a3c\u306b\u306a\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002HTTPS\u5bfe\u5fdc\u306e\u78ba\u8a8d\u5148\u3092\u4f7f\u3044\u3001\u793e\u5185\u898f\u7a0b\u306b\u5f93\u3063\u3066\u304f\u3060\u3055\u3044\u3002Windows\u3067curl\u3092\u4f7f\u3046\u5834\u5408\u306f\u3001PowerShell\u306e\u5225\u540d\u3068\u533a\u5225\u3059\u308b\u305f\u3081\u300ccurl.exe https:\/\/ifconfig.me\/ip\u300d\u3068\u8a18\u8ff0\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"toc3\">\u88dc\u8db3\uff1a\u65e2\u77e5\u306eIP\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u30db\u30b9\u30c8\u540d\u3092\u9006\u5f15\u304d\u3059\u308b<\/h3>\n\n\n\n<p><strong><span class=\"swl-marker mark_yellow\"><span class=\"swl-inline-color has-swl-deep-01-color\">\u9006\u5f15\u304dDNS\uff08\u30ea\u30d0\u30fc\u30b9DNS\uff09\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u30b0\u30ed\u30fc\u30d0\u30ebIP\u304b\u3089\u95a2\u9023\u4ed8\u3051\u3089\u308c\u305f\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059<\/span><\/span><\/strong>\u3002<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001nslookup 8.8.8.8 \u3092\u5b9f\u884c\u3059\u308b\u3068\u3001Google\u306eDNS\u30b5\u30fc\u30d0\u30fc\u306b\u5bfe\u5fdc\u3059\u308b\u30c9\u30e1\u30a4\u30f3\u60c5\u5831\u304c\u8fd4\u3063\u3066\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u9006\u5f15\u304d\u3067\u5206\u304b\u308b\u306e\u306fDNS\u306b\u767b\u9332\u3055\u308c\u305fPTR\u30ec\u30b3\u30fc\u30c9\u306e\u5185\u5bb9\u3067\u3059\u3002\u767b\u9332\u304c\u306a\u3044\u5834\u5408\u3084\u30011\u3064\u306eIP\u304c\u8907\u6570\u306e\u30b5\u30fc\u30d3\u30b9\u306b\u4f7f\u308f\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u8fd4\u3055\u308c\u305f\u540d\u524d\u3060\u3051\u3067\u3001\u63a5\u7d9a\u3057\u305f\u4eba\u7269\u3084\u653b\u6483\u5143\u306e\u5b9f\u4f53\u3092\u65ad\u5b9a\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081 | \u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306f\u4e16\u754c\u4e2d\u3067\u901a\u7528\u3059\u308b\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u4f4f\u6240<\/h2>\n\n\n\n<p>\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3092\u78ba\u8a8d\u3059\u308b\u3068\u304d\u306f\u3001\u307e\u305a\u300c\u5916\u90e8\u30b5\u30fc\u30d3\u30b9\u306b\u898b\u3048\u308b\u9001\u4fe1\u5143\u300d\u300c\u30eb\u30fc\u30bf\u30fc\u306e\u56de\u7dda\u5074\u300d\u300c\u7aef\u672b\u306eLAN\u5185\u300d\u306e\u3069\u308c\u3092\u8abf\u3079\u305f\u3044\u304b\u3092\u6c7a\u3081\u307e\u3059\u3002\u63a5\u7d9a\u56de\u7dda\u3084VPN\u306e\u5229\u7528\u72b6\u6cc1\u3001IPv4\u30fbIPv6\u306e\u9055\u3044\u3068\u5408\u308f\u305b\u3066\u8a18\u9332\u3059\u308b\u3068\u3001\u554f\u3044\u5408\u308f\u305b\u6642\u306e\u884c\u304d\u9055\u3044\u3092\u6e1b\u3089\u305b\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u3068\u306e\u9055\u3044\u3092\u7406\u89e3\u3057\u3001\u9069\u5207\u306a\u78ba\u8a8d\u65b9\u6cd5\u3092\u77e5\u3063\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u3092\u8efd\u6e1b\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u901a\u4fe1\u7d4c\u8def\u3082\u78ba\u8a8d\u3057\u305f\u3044\u5834\u5408\u306f\u3001<a href=\"https:\/\/venu-sys.co.jp\/jo-sys\/7160\/\">tracert\u306e\u7d50\u679c\u306e\u898b\u65b9<\/a>\u3082\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002IP\u78ba\u8a8d\u30fb\u9006\u5f15\u304d\u30fb\u7d4c\u8def\u8abf\u67fb\u306f\u3001\u305d\u308c\u305e\u308c\u8abf\u3079\u308b\u5bfe\u8c61\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n<p class=\"aio-reference\" style=\"font-size:0.9em\">\u53c2\u8003\u8cc7\u6599\uff08\u7528\u8a9e\u30fb\u624b\u9806\u306e\u78ba\u8a8d\uff09\uff1a<a href=\"https:\/\/www.rfc-editor.org\/rfc\/rfc1918\" target=\"_blank\" rel=\"noopener noreferrer\">RFC 1918\uff1a\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30a2\u30c9\u30ec\u30b9\u5272\u308a\u5f53\u3066<\/a><\/p>\n\n\n\n\n<p><strong>IPv4\u306e\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30a2\u30c9\u30ec\u30b9\u7bc4\u56f2\uff1a<\/strong>10.0.0.0\u301c10.255.255.255\u3001172.16.0.0\u301c172.31.255.255\u3001192.168.0.0\u301c192.168.255.255\u3067\u3059\u3002\u3053\u308c\u3089\u4ee5\u5916\u304c\u3059\u3079\u3066\u30b0\u30ed\u30fc\u30d0\u30ebIP\u3068\u306f\u9650\u3089\u305a\u3001\u30eb\u30fc\u30d7\u30d0\u30c3\u30af\u3084\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u3001\u5171\u6709\u30a2\u30c9\u30ec\u30b9\u7a7a\u9593\u306a\u3069\u3082\u3042\u308a\u307e\u3059\u3002IPv6\u306f\u5225\u306e\u30a2\u30c9\u30ec\u30b9\u4f53\u7cfb\u3067\u3059\u3002<\/p><p>\u78ba\u8a8d\u7528\u30b5\u30fc\u30d3\u30b9\u306e\u4ed5\u69d8\uff1a<a 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