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ez-toc-heading-12\" href=\"https:\/\/www.fenet.jp\/infla\/column\/server\/dns%e3%82%a8%e3%83%a9%e3%83%bc%e3%81%8c%e8%b5%b7%e3%81%93%e3%82%8b%e5%8e%9f%e5%9b%a0%e3%81%a8%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%955%e3%81%a4%ef%bd%9c%e3%83%91%e3%83%96%e3%83%aa%e3%83%83%e3%82%afdns\/#%E8%A7%A3%E6%B1%BA%E6%96%B9%E6%B3%953%EF%BC%9A%E3%83%AB%E3%83%BC%E3%82%BF%E3%83%BC%E3%80%81%E3%83%A2%E3%83%87%E3%83%A0%E3%82%92%E5%86%8D%E8%B5%B7%E5%8B%95%E3%81%99%E3%82%8B\" title=\"\u89e3\u6c7a\u65b9\u6cd53\uff1a\u30eb\u30fc\u30bf\u30fc\u3001\u30e2\u30c7\u30e0\u3092\u518d\u8d77\u52d5\u3059\u308b\">\u89e3\u6c7a\u65b9\u6cd53\uff1a\u30eb\u30fc\u30bf\u30fc\u3001\u30e2\u30c7\u30e0\u3092\u518d\u8d77\u52d5\u3059\u308b<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.fenet.jp\/infla\/column\/server\/dns%e3%82%a8%e3%83%a9%e3%83%bc%e3%81%8c%e8%b5%b7%e3%81%93%e3%82%8b%e5%8e%9f%e5%9b%a0%e3%81%a8%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%955%e3%81%a4%ef%bd%9c%e3%83%91%e3%83%96%e3%83%aa%e3%83%83%e3%82%afdns\/#%E8%A7%A3%E6%B1%BA%E6%96%B9%E6%B3%954%EF%BC%9ADNS%E3%82%B5%E3%83%BC%E3%83%90%E3%83%BC%E3%81%AE%E8%A8%AD%E5%AE%9A%E3%82%92%E7%A2%BA%E8%AA%8D%E3%81%99%E3%82%8B\" title=\"\u89e3\u6c7a\u65b9\u6cd54\uff1aDNS\u30b5\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3059\u308b\">\u89e3\u6c7a\u65b9\u6cd54\uff1aDNS\u30b5\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3059\u308b<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.fenet.jp\/infla\/column\/server\/dns%e3%82%a8%e3%83%a9%e3%83%bc%e3%81%8c%e8%b5%b7%e3%81%93%e3%82%8b%e5%8e%9f%e5%9b%a0%e3%81%a8%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%955%e3%81%a4%ef%bd%9c%e3%83%91%e3%83%96%e3%83%aa%e3%83%83%e3%82%afdns\/#%E8%A7%A3%E6%B1%BA%E6%96%B9%E6%B3%955%EF%BC%9A%E3%83%AB%E3%83%BC%E3%82%BF%E3%83%BC%E3%81%AE%E8%A8%AD%E7%BD%AE%E5%A0%B4%E6%89%80%E3%82%92%E8%A6%8B%E7%9B%B4%E3%81%99\" title=\"\u89e3\u6c7a\u65b9\u6cd55\uff1a\u30eb\u30fc\u30bf\u30fc\u306e\u8a2d\u7f6e\u5834\u6240\u3092\u898b\u76f4\u3059\">\u89e3\u6c7a\u65b9\u6cd55\uff1a\u30eb\u30fc\u30bf\u30fc\u306e\u8a2d\u7f6e\u5834\u6240\u3092\u898b\u76f4\u3059<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.fenet.jp\/infla\/column\/server\/dns%e3%82%a8%e3%83%a9%e3%83%bc%e3%81%8c%e8%b5%b7%e3%81%93%e3%82%8b%e5%8e%9f%e5%9b%a0%e3%81%a8%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%955%e3%81%a4%ef%bd%9c%e3%83%91%e3%83%96%e3%83%aa%e3%83%83%e3%82%afdns\/#%E3%83%91%E3%83%96%E3%83%AA%E3%83%83%E3%82%AFDNS%E3%82%92%E4%BD%BF%E7%94%A8%E3%81%97%E3%81%A6%E3%81%BF%E3%82%88%E3%81%86\" title=\"\u30d1\u30d6\u30ea\u30c3\u30afDNS\u3092\u4f7f\u7528\u3057\u3066\u307f\u3088\u3046\">\u30d1\u30d6\u30ea\u30c3\u30afDNS\u3092\u4f7f\u7528\u3057\u3066\u307f\u3088\u3046<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.fenet.jp\/infla\/column\/server\/dns%e3%82%a8%e3%83%a9%e3%83%bc%e3%81%8c%e8%b5%b7%e3%81%93%e3%82%8b%e5%8e%9f%e5%9b%a0%e3%81%a8%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%955%e3%81%a4%ef%bd%9c%e3%83%91%e3%83%96%e3%83%aa%e3%83%83%e3%82%afdns\/#Windows%E3%81%AE%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95\" title=\"Windows\u306e\u8a2d\u5b9a\u65b9\u6cd5\">Windows\u306e\u8a2d\u5b9a\u65b9\u6cd5<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.fenet.jp\/infla\/column\/server\/dns%e3%82%a8%e3%83%a9%e3%83%bc%e3%81%8c%e8%b5%b7%e3%81%93%e3%82%8b%e5%8e%9f%e5%9b%a0%e3%81%a8%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%955%e3%81%a4%ef%bd%9c%e3%83%91%e3%83%96%e3%83%aa%e3%83%83%e3%82%afdns\/#Mac%E3%81%AE%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95\" title=\"Mac\u306e\u8a2d\u5b9a\u65b9\u6cd5\">Mac\u306e\u8a2d\u5b9a\u65b9\u6cd5<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.fenet.jp\/infla\/column\/server\/dns%e3%82%a8%e3%83%a9%e3%83%bc%e3%81%8c%e8%b5%b7%e3%81%93%e3%82%8b%e5%8e%9f%e5%9b%a0%e3%81%a8%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%b3%955%e3%81%a4%ef%bd%9c%e3%83%91%e3%83%96%e3%83%aa%e3%83%83%e3%82%afdns\/#DNS%E3%82%A8%E3%83%A9%E3%83%BC%E3%81%AE%E5%AF%BE%E5%87%A6%E6%96%B9%E6%B3%95%E3%82%92%E8%A6%9A%E3%81%88%E3%81%A6%E3%81%8A%E3%81%93%E3%81%86%EF%BC%81\" title=\"DNS\u30a8\u30e9\u30fc\u306e\u5bfe\u51e6\u65b9\u6cd5\u3092\u899a\u3048\u3066\u304a\u3053\u3046\uff01\">DNS\u30a8\u30e9\u30fc\u306e\u5bfe\u51e6\u65b9\u6cd5\u3092\u899a\u3048\u3066\u304a\u3053\u3046\uff01<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"DNS%E3%81%A8%E3%81%AF\"><\/span>DNS\u3068\u306f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img src=\"https:\/\/b-engineer-media-cms.s3.amazonaws.com\/item\/image\/user\/356a192b7913b04c54574d18c28d46e6395428ab\/81c5854d-5a1a-4ac7-98ba-b09573b0dd12.jpg\" \/><\/p>\n<p><strong><mark>DNS\uff08Domain Name System\uff09\u3068\u306fIP\u30a2\u30c9\u30ec\u30b9\u3068\u30c9\u30e1\u30a4\u30f3\u304b\u3089\u306e\u30b7\u30b9\u30c6\u30e0\u3067\u3001\u904b\u7528\u3001\u7ba1\u7406\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002<\/mark><\/strong>PC\u3092\u4f7f\u3063\u3066\u3044\u3066\u300cDNS\u30a8\u30e9\u30fc\u300d\u3068\u8868\u793a\u3055\u308c\u3066\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u304f\u306a\u308b\u4e8b\u304c\u3042\u308a\u307e\u3059\u3002\u30b5\u30a4\u30c8\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u5165\u308c\u308b\u3068PC\u306fIP\u30a2\u30c9\u30ec\u30b9\u3092\u5224\u5225\u3057\u307e\u3059\u3002\u305d\u306e\u30c9\u30e1\u30a4\u30f3\uff08\u30b5\u30a4\u30c8\u306e\u30a2\u30c9\u30ec\u30b9\uff09\u3068IP\u30a2\u30c9\u30ec\u30b9\u3092\u7d10\u4ed8\u3051\u3055\u305b\u308b\u306e\u304cDNS\u3067\u3059\u3002\u3053\u306e\u3075\u305f\u3064\u3092\u7d10\u4ed8\u3051\u3055\u305b\u308b\u4e8b\u3067\u3001\u30b5\u30a4\u30c8\u306b\u3064\u306a\u3052\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u95a2\u9023\u8a18\u4e8b\uff1a<br \/>\n<a href=\"https:\/\/www.fenet.jp\/infla\/column\/server\/dns%e3%82%b5%e3%83%bc%e3%83%90%e3%83%bc%e3%82%92%e9%81%b8%e3%81%b6%e5%9f%ba%e6%ba%965%e3%81%a4%ef%bd%9c%e3%81%8a%e3%81%99%e3%81%99%e3%82%81%e3%81%aedns%e3%83%97%e3%83%ad%e3%83%90%e3%82%a4%e3%83%804\/?action=dns\u30b5\u30fc\u30d0\u30fc\u306f\u5fdc\u7b54\u3057\u3066\u3044\u307e\u305b\u3093\u3068\u8868\u793a\u3055\u308c\u308b4\u3064\u306e\">DNS\u30b5\u30fc\u30d0\u30fc\u3092\u9078\u3076\u57fa\u6e965\u3064\uff5c\u304a\u3059\u3059\u3081\u306eDNS\u30d7\u30ed\u30d0\u30a4\u30c04\u3064\u3082\u3054\u7d39\u4ecb\uff01<\/a><br \/>\n<a href=\"https:\/\/www.fenet.jp\/infla\/column\/network\/dns\u30b5\u30fc\u30d0\u30fc\u306f\u5fdc\u7b54\u3057\u3066\u3044\u307e\u305b\u3093\u3068\u8868\u793a\u3055\u308c\u308b4\u3064\u306e\/\">DNS\u30b5\u30fc\u30d0\u30fc\u306f\u5fdc\u7b54\u3057\u3066\u3044\u307e\u305b\u3093\u3068\u8868\u793a\u3055\u308c\u308b4\u3064\u306e\u539f\u56e0\uff5c\u5bfe\u51e6\u6cd5\u3068\u306f\uff1f<\/a><br \/>\n<a href=\"https:\/\/www.fenet.jp\/infla\/column\/server\/dns_probe_finished_nxdomain%e3%81%a8%e3%81%af%ef%bc%9f%e5%af%be%e5%87%a6%e6%b3%958%e3%81%a4%e3%82%92%e7%b4%b9%e4%bb%8b\/?action=dns\u30b5\u30fc\u30d0\u30fc\u306f\u5fdc\u7b54\u3057\u3066\u3044\u307e\u305b\u3093\u3068\u8868\u793a\u3055\u308c\u308b4\u3064\u306e\">DNS_PROBE_FINISHED_NXDOMAIN\u3068\u306f\uff1f\u5bfe\u51e6\u6cd58\u3064\u3092\u7d39\u4ecb<\/a><\/p>\n<p><span id=\"hs-cta-wrapper-92deff2f-9cce-4b56-934e-dbc5de6fee35\" class=\"hs-cta-wrapper\"><span id=\"hs-cta-92deff2f-9cce-4b56-934e-dbc5de6fee35\" class=\"hs-cta-node hs-cta-92deff2f-9cce-4b56-934e-dbc5de6fee35\"><a href=\"https:\/\/cta-redirect.hubspot.com\/cta\/redirect\/20723875\/92deff2f-9cce-4b56-934e-dbc5de6fee35\"><img id=\"hs-cta-img-92deff2f-9cce-4b56-934e-dbc5de6fee35\" class=\"hs-cta-img\" style=\"border-width: 0px;\" src=\"https:\/\/no-cache.hubspot.com\/cta\/default\/20723875\/92deff2f-9cce-4b56-934e-dbc5de6fee35.png\" alt=\"\u304a\u5f79\u7acb\u3061\u60c5\u5831\u3092\u53d7\u3051\u53d6\u308a\u305f\u3044\u65b9\u306f\u3053\u3061\u3089\u304b\u3089\u30e1\u30eb\u30de\u30ac\u767b\u9332\u3092\u3069\u3046\u305e\uff01\" \/><\/a><\/span><script src=\"https:\/\/js.hscta.net\/cta\/current.js\" charset=\"utf-8\"><\/script><script type=\"text\/javascript\"> hbspt.cta.load(20723875, '92deff2f-9cce-4b56-934e-dbc5de6fee35', {\"useNewLoader\":\"true\",\"region\":\"na1\"}); <\/script><\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DNS%E3%82%A8%E3%83%A9%E3%83%BC%E3%81%A8%E3%81%AF%EF%BC%9F\"><\/span>DNS\u30a8\u30e9\u30fc\u3068\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><mark>DNS\u30a8\u30e9\u30fc\u3068\u306f\u3001\u6570\u5b57\u306eIP\u30a2\u30c9\u30ec\u30b9\u3068\u6587\u5b57\u306e\u30b5\u30a4\u30c8\u30a2\u30c9\u30ec\u30b9\u304c\u4e0a\u624b\u304f\u7d10\u4ed8\u3051\u3055\u308c\u3066\u3044\u306a\u3044\u72b6\u614b\u3067\u3059\u3002<\/mark><\/strong>\u76ee\u7684\u306e\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u70ba\u306e\u3001http\u306e\u30a2\u30c9\u30ec\u30b9\u3068IP\u30a2\u30c9\u30ec\u30b9\u3068\u3092\u95a2\u9023\u4ed8\u3051\u3066\u3001\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u6642\u306b\u3001\u3075\u305f\u3064\u3092\u95a2\u9023\u4ed8\u3051\u3067\u304d\u306a\u3044\u3068\u300cDNS\u30a8\u30e9\u30fc\u300d\u3068\u8868\u793a\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u300cDNS\u30a8\u30e9\u30fc\u300d\u306f\u30b5\u30fc\u30d0\u30fc\u5074\u306b\u539f\u56e0\u304c\u3042\u308b\u3053\u3068\u306f\u307b\u3068\u3093\u3069\u306a\u304f\u3001\u81ea\u5b85\u306ePC\u3084\u30eb\u30fc\u30bf\u30fc\u306e\u8a2d\u5b9a\u306b\u554f\u984c\u304c\u3042\u308b\u5834\u5408\u304c\u307b\u3068\u3093\u3069\u3067\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"DNS%E3%82%A8%E3%83%A9%E3%83%BC%E3%81%8C%E8%B5%B7%E3%81%93%E3%82%8B%E5%8E%9F%E5%9B%A05%E3%81%A4\"><\/span>DNS\u30a8\u30e9\u30fc\u304c\u8d77\u3053\u308b\u539f\u56e05\u3064<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><mark>DNS\u30a8\u30e9\u30fc\u3068\u8868\u793a\u3055\u308c\u308b\u6642\u3001\u305d\u306e\u539f\u56e0\u306e\u307b\u3068\u3093\u3069\u304cPC\u306e\u8a2d\u5b9a\u306a\u3069\u306b\u3042\u308a\u307e\u3059\u3002<\/mark><\/strong>DNS\u30a8\u30e9\u30fc\u306f\u3001\u4f55\u6545\u8868\u793a\u3055\u308c\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u30c8\u30e9\u30d6\u30eb\u306b\u306f\u3001\u8272\u3005\u306a\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002\u30b5\u30a4\u30c8\u30a2\u30c9\u30ec\u30b9\u3068IP\u30a2\u30c9\u30ec\u30b9\u304c\u4e0a\u624b\u304f\u9001\u308c\u306a\u3044\u6642\u306e\u539f\u56e0\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u5074\u306b\u3042\u308b\u3053\u3068\u304c\u307b\u3068\u3093\u3069\u3067\u3059\u3002\u539f\u56e0\u304c\u7406\u89e3\u3067\u304d\u308c\u3070\u3001\u81ea\u5206\u3067\u30a8\u30e9\u30fc\u3092\u89e3\u6d88\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002DNS\u30a8\u30e9\u30fc\u304c\u8d77\u3053\u308b\u539f\u56e0\u30925\u3064\u3054\u7d39\u4ecb\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%8E%9F%E5%9B%A01%EF%BC%9A%E3%83%8D%E3%83%83%E3%83%88%E3%81%AB%E6%8E%A5%E7%B6%9A%E3%81%95%E3%82%8C%E3%81%A6%E3%81%84%E3%81%AA%E3%81%84\"><\/span>\u539f\u56e01\uff1a\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u306a\u3044<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><mark>\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u306a\u3044\u3068\u3001DNS\u30a8\u30e9\u30fc\u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/mark><\/strong>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u306a\u3044\u3068\u3001DNS\u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3055\u308c\u307e\u305b\u3093\u3002\u4e00\u822c\u7684\u306b\u30d1\u30bd\u30b3\u30f3\u306f\u3001LAN\u30b1\u30fc\u30d6\u30eb\u3084\u30eb\u30fc\u30bf\u30fc\u3092\u4ecb\u3057\u3066\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3055\u308c\u307e\u3059\u3002\u305d\u306e\u63a5\u7d9a\u304c\u3046\u307e\u304f\u3055\u308c\u3066\u3044\u306a\u3044\u3068\u3001DNS\u30a8\u30e9\u30fc\u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002LAN\u30b1\u30fc\u30d6\u30eb\u3084\u30eb\u30fc\u30bf\u30fc\u306e\u8a2d\u5b9a\u306fON\u306b\u306a\u3063\u3066\u3044\u308b\u304b\u3001\u304d\u3061\u3093\u3068\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u3057\u3063\u304b\u308a\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u610f\u5916\u306b\u6c17\u304c\u3064\u304b\u306a\u3044\u3053\u3068\u304c\u591a\u304f\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%8E%9F%E5%9B%A02%EF%BC%9ADNS%E3%82%B5%E3%83%BC%E3%83%90%E3%83%BC%E3%81%AB%E6%8E%A5%E7%B6%9A%E3%81%95%E3%82%8C%E3%81%A6%E3%81%84%E3%81%AA%E3%81%84\"><\/span>\u539f\u56e02\uff1aDNS\u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u306a\u3044<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><mark>DNS\u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u306a\u3044\u3068\u3001DNS\u30a8\u30e9\u30fc\u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/mark><\/strong>\u30cd\u30c3\u30c8\u306b\u7e4b\u304c\u3063\u3066\u3044\u308b\u306e\u306b\u3001DNS\u30a8\u30e9\u30fc\u3068\u8868\u793a\u3055\u308c\u308b\u3068\u304d\u306f\u3001DNS\u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002DNS\u30b5\u30fc\u30d0\u30fc\u304c\u6b63\u5e38\u306b\u8d77\u52d5\u3057\u3066\u3044\u308b\u304b\u3001\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u307e\u305a\u306f\u3001PC\u3092\u518d\u8d77\u52d5\u3057\u3066\u307f\u307e\u3059\u3002\u30eb\u30fc\u30bf\u30fc\u3084LAN\u3082\u518d\u8d77\u52d5\u3057\u307e\u3059\u3002\u4eca\u4f7f\u3063\u3066\u3044\u308bPC\u3068\u306f\u5225\u306ePC\u304b\u3089\u30a2\u30af\u30bb\u30b9\u3057\u3066\u307f\u307e\u3059\u3002\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u3066\u307f\u308b\u306e\u3082DNS\u306e\u78ba\u8a8d\u3092\u3059\u308b\u3055\u3044\u306b\u6709\u52b9\u3067\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%8E%9F%E5%9B%A03%EF%BC%9A%E3%82%B5%E3%83%BC%E3%83%93%E3%82%B9%E3%81%8C%E5%81%9C%E6%AD%A2%E3%81%97%E3%81%A6%E3%81%84%E3%82%8B\"><\/span>\u539f\u56e03\uff1a\u30b5\u30fc\u30d3\u30b9\u304c\u505c\u6b62\u3057\u3066\u3044\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img src=\"https:\/\/cdn.pixabay.com\/photo\/2019\/04\/10\/18\/16\/hand-4117730_960_720.jpg\" \/><\/p>\n<p><strong><mark>PC\u306e\u63a5\u7d9a\u304c\u6b63\u5e38\u3067DNS\u30a8\u30e9\u30fc\u304c\u8868\u793a\u3055\u308c\u308b\u5834\u5408\u306f\u3001DNS\u30b5\u30fc\u30d3\u30b9\u304c\u505c\u6b62\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/mark><\/strong>PC\u63a5\u7d9a\u306b\u554f\u984c\u304c\u306a\u3044\u306e\u306b\u3001DNS\u30a8\u30e9\u30fc\u8868\u793a\u304c\u51fa\u305f\u307e\u307e\u3067\u30cd\u30c3\u30c8\u306b\u7e4b\u304c\u3089\u306a\u3044\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002DNS\u30b5\u30fc\u30d3\u30b9\u304c\u505c\u6b62\u3055\u308c\u3066\u3044\u308b\u3068\u3001\u3053\u3061\u3089\u3067\u306f\u89e3\u6c7a\u624b\u6bb5\u304c\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u30b5\u30fc\u30d3\u30b9\u63d0\u4f9b\u8005\u306b\u72b6\u6cc1\u3092\u554f\u3044\u5408\u308f\u305b\u3001\u30b5\u30fc\u30d0\u30fc\u304c\u505c\u6b62\u3057\u3066\u3044\u306a\u3044\u304b\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%8E%9F%E5%9B%A04%EF%BC%9A%E4%B8%80%E6%99%82%E7%9A%84%E3%81%AA%E3%82%A2%E3%82%AF%E3%82%BB%E3%82%B9%E3%81%AE%E4%B8%8D%E5%85%B7%E5%90%88\"><\/span>\u539f\u56e04\uff1a\u4e00\u6642\u7684\u306a\u30a2\u30af\u30bb\u30b9\u306e\u4e0d\u5177\u5408<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><mark>DNS\u306b\u30a2\u30af\u30bb\u30b9\u304c\u96c6\u4e2d\u3057\u3066\u3044\u308b\u3068\u3001\u4e00\u6642\u7684\u306bDNS\u30a8\u30e9\u30fc\u304c\u51fa\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/mark><\/strong>\u30a2\u30af\u30bb\u30b9\u304c\u96c6\u4e2d\u3059\u308b\u3068\u3001\u30a2\u30af\u30bb\u30b9\u5148\u306b\u7e4b\u304c\u3089\u305a\u4e00\u6642\u7684\u306b\u63a5\u7d9a\u304c\u5207\u3089\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u3001DNS\u30a8\u30e9\u30fc\u8868\u793a\u304c\u51fa\u307e\u3059\u3002\u4f55\u5ea6\u304b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3082\u7e4b\u304c\u3089\u306a\u3044\u5834\u5408\u3001\u5fdc\u7b54\u3057\u306a\u3044\u76f8\u624b\u5148\u306b\u5bfe\u3057\u3066\u63a5\u7d9a\u3092\u5207\u65ad\u3059\u308b\u4ed5\u7d44\u307f\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u6642\u9593\u3092\u3042\u3051\u3066\u3001\u518d\u5ea6\u30a2\u30af\u30bb\u30b9\u3057\u3066\u307f\u3066\u7e4b\u304c\u3063\u305f\u5834\u5408\u306f\u3001\u3053\u306e\u30b1\u30fc\u30b9\u304c\u591a\u3044\u3067\u3059\u3002\u4e00\u6642\u7684\u306a\u3082\u306e\u306a\u306e\u3067\u3001\u5f15\u304d\u7d9a\u304d\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u7d9a\u3051\u3089\u308c\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%8E%9F%E5%9B%A05%EF%BC%9A%E3%83%8D%E3%83%83%E3%83%88%E3%83%AF%E3%83%BC%E3%82%AF%E3%81%AE%E6%A7%8B%E6%88%90%E3%81%8C%E5%85%B1%E6%9C%89%E6%8E%A5%E7%B6%9A%E3%81%AB%E3%81%AA%E3%81%A3%E3%81%A6%E3%81%84%E3%82%8B\"><\/span>\u539f\u56e05\uff1a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u69cb\u6210\u304c\u5171\u6709\u63a5\u7d9a\u306b\u306a\u3063\u3066\u3044\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><mark>\u7121\u7ddaLAN\u3067\u5171\u6709\u63a5\u7d9a\u3057\u3066\u3044\u308b\u5834\u5408\u306a\u3069\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u69cb\u6210\u3067DNS\u30a8\u30e9\u30fc\u8868\u793a\u304c\u3055\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/mark><\/strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u6210\u304c\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u30e2\u30fc\u30c9\u5171\u6709\u63a5\u7d9a\u306e\u5834\u5408\u3001\u30b5\u30a4\u30c8\u30a2\u30c9\u30ec\u30b9\u3068IP\u30a2\u30c9\u30ec\u30b9\u306e\u81ea\u52d5\u5272\u308a\u5f53\u3066\u304c\u4e0a\u624b\u304f\u3044\u304b\u306a\u3044\u3068\u3001DNS\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3059\u3002\u30db\u30b9\u30c8\u3078\u306e\u8a2d\u5b9a\u60c5\u5831\u306e\u4f1d\u9054\u306b\u5931\u6557\u3057\u305f\u5834\u5408\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"DNS%E3%82%A8%E3%83%A9%E3%83%BC%E3%81%AE%E8%A7%A3%E6%B1%BA%E6%96%B9%E6%B3%955%E3%81%A4\"><\/span>DNS\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd55\u3064<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img src=\"https:\/\/cdn.pixabay.com\/photo\/2018\/01\/16\/10\/36\/mistake-3085712__340.jpg\" \/><\/p>\n<p><strong><mark>DNS\u30a8\u30e9\u30fc\u8868\u793a\u306e\u539f\u56e0\u306f\u3001\u30d1\u30bd\u30b3\u30f3\u5074\u306b\u3042\u308b\u3053\u3068\u304c\u307b\u3068\u3093\u3069\u306a\u306e\u3067\u3001\u81ea\u5206\u3067\u89e3\u6c7a\u3067\u304d\u308b\u3053\u3068\u3082\u591a\u304f\u3042\u308a\u307e\u3059\u3002<\/mark><\/strong>\u81ea\u5b85\u306e\u30d1\u30bd\u30b3\u30f3\u306e\u8a2d\u5b9a\u3084\u3001\u63a5\u7d9a\u3092\u78ba\u8a8d\u3059\u308b\u3068DNS\u30a8\u30e9\u30fc\u8868\u793a\u304c\u6d88\u3048\u308b\u3053\u3068\u304c\u591a\u3044\u306e\u3067\u3001\u614c\u3066\u305a\u306b\u307e\u305a\u306f\u3001\u30d1\u30bd\u30b3\u30f3\u5468\u8fba\u3092\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u610f\u5916\u3068\u7c21\u5358\u306a\u65b9\u6cd5\u3067\u89e3\u6c7a\u3067\u304d\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A7%A3%E6%B1%BA%E6%96%B9%E6%B3%951%EF%BC%9A%E3%83%8D%E3%83%83%E3%83%88%E3%83%AF%E3%83%BC%E3%82%AF%E8%A8%BA%E6%96%AD%E3%82%92%E8%A1%8C%E3%81%86\"><\/span>\u89e3\u6c7a\u65b9\u6cd51\uff1a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a3a\u65ad\u3092\u884c\u3046<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><mark>\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306a\u3069\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a3a\u65ad\u3092\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/mark><\/strong>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u63a5\u7d9a\u306b\u554f\u984c\u304c\u3042\u3063\u3066DNS\u30a8\u30e9\u30fc\u3068\u8868\u793a\u3055\u308c\u308b\u5834\u5408\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u884c\u3044\u307e\u3059\u3002Windows\u306b\u306f\u3001\u69d8\u3005\u306a\u554f\u984c\u89e3\u6c7a\u306e\u305f\u3081\u306b\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u6a5f\u80fd\u304c\u5099\u308f\u3063\u3066\u3044\u307e\u3059\u3002\u30b9\u30bf\u30fc\u30c8\u30e1\u30cb\u30e5\u30fc\u304b\u3089\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a3a\u65ad\u30c4\u30fc\u30eb\u3092\u884c\u3044\u307e\u3059\u3002Mac\u3067\u306f\u3001\u30ef\u30a4\u30e4\u30ec\u30b9\u8a3a\u65ad\u3092\u884c\u3044\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u81ea\u52d5\u3067\u8a3a\u65ad\u3057\u307e\u3059\u306e\u3067\u3001\u7d42\u4e86\u3059\u308b\u307e\u3067\u5f85\u3061\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A7%A3%E6%B1%BA%E6%96%B9%E6%B3%952%EF%BC%9A%E3%83%8D%E3%83%83%E3%83%88%E3%81%AE%E6%8E%A5%E7%B6%9A%E7%8A%B6%E6%B3%81%E3%82%92%E8%A6%8B%E3%82%8B\"><\/span>\u89e3\u6c7a\u65b9\u6cd52\uff1a\u30cd\u30c3\u30c8\u306e\u63a5\u7d9a\u72b6\u6cc1\u3092\u898b\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><mark>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3067\u304d\u3066\u3044\u308b\u304b\u3001\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/mark><\/strong>\u30d1\u30bd\u30b3\u30f3\u306e\u63a5\u7d9a\u306a\u3069\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u7e4b\u304c\u308b\u74b0\u5883\u304c\u6574\u3063\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u30d1\u30bd\u30b3\u30f3\u306e\u96fb\u6e90\u3092\u5207\u3063\u3066\u304b\u3089\u3001\u30b3\u30f3\u30bb\u30f3\u30c8\u3092\u629c\u3044\u3066\u304a\u304d\u307e\u3059\u3002LAN\u30b1\u30fc\u30d6\u30eb\u306f\u7e4b\u304c\u3063\u3066\u3044\u308b\u304b\u3001\u3055\u3059\u5834\u6240\u306f\u3042\u3063\u3066\u3044\u308b\u304b\u3001ON\u306b\u306a\u3063\u3066\u3044\u308b\u304b\u3001\u306a\u3069\u3067\u3059\u3002\u63a5\u7d9a\u306b\u9593\u9055\u3044\u304c\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3067\u304d\u305f\u3089\u3001\u30d1\u30bd\u30b3\u30f3\u3092\u518d\u8d77\u52d5\u3055\u305b\u3066\u307f\u307e\u3059\u3002\u518d\u8d77\u52d5\u5f8c\u3001\u81ea\u52d5\u3067\u5fa9\u65e7\u3055\u308c\u3066\u3064\u306a\u304c\u308b\u3053\u3068\u3082\u591a\u304f\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A7%A3%E6%B1%BA%E6%96%B9%E6%B3%953%EF%BC%9A%E3%83%AB%E3%83%BC%E3%82%BF%E3%83%BC%E3%80%81%E3%83%A2%E3%83%87%E3%83%A0%E3%82%92%E5%86%8D%E8%B5%B7%E5%8B%95%E3%81%99%E3%82%8B\"><\/span>\u89e3\u6c7a\u65b9\u6cd53\uff1a\u30eb\u30fc\u30bf\u30fc\u3001\u30e2\u30c7\u30e0\u3092\u518d\u8d77\u52d5\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><mark>\u30eb\u30fc\u30bf\u30fc\u3068\u30e2\u30c7\u30e0\u306e\u96fb\u6e90\u3092\u5207\u3063\u3066\u3001\u518d\u8d77\u52d5\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/mark><\/strong>\u63a5\u7d9a\u306e\u78ba\u8a8d\u306e\u305f\u3081\u3001\u30d1\u30bd\u30b3\u30f3\u306e\u30eb\u30fc\u30bf\u30fc\u3068\u30e2\u30c7\u30e0\u306e\u96fb\u6e90\u3092\u5207\u308a\u307e\u3059\u3002\u305d\u306e\u307e\u307e30\u79d2\u307b\u3069\u653e\u96fb\u3057\u3066\u30e1\u30e2\u30ea\u3092\u6d88\u53bb\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u30e2\u30c7\u30e0\u306e\u96fb\u6e90\u3092\u5165\u308c\u3066\u3057\u3070\u3089\u304f\u5f85\u3061\u307e\u3059\u3002\u30eb\u30fc\u30bf\u30fc\u304c\u518d\u8d77\u52d5\u3057\u305f\u3089\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u7e4b\u3052\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u63a5\u7d9a\u306b\u4f55\u3089\u304b\u306e\u539f\u56e0\u304c\u3042\u3063\u305f\u5834\u5408\u306b\u306f\u3001\u3053\u308c\u3067\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u7e4b\u304c\u308a\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A7%A3%E6%B1%BA%E6%96%B9%E6%B3%954%EF%BC%9ADNS%E3%82%B5%E3%83%BC%E3%83%90%E3%83%BC%E3%81%AE%E8%A8%AD%E5%AE%9A%E3%82%92%E7%A2%BA%E8%AA%8D%E3%81%99%E3%82%8B\"><\/span>\u89e3\u6c7a\u65b9\u6cd54\uff1aDNS\u30b5\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><mark>DNS\u8a2d\u5b9a\u304c\u539f\u56e0\u3067\u30a8\u30e9\u30fc\u8868\u793a\u304c\u51fa\u308b\u5834\u5408\u306f\u3001DNS\u30b5\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a\u78ba\u8a8d\u3092\u3057\u307e\u3057\u3087\u3046\u3002<\/mark><\/strong>DNS\u30b5\u30fc\u30d0\u30fc\u306e\u521d\u671f\u8a2d\u5b9a\u3067\u306f\u3001IP\u30a2\u30c9\u30ec\u30b9\u3092\u81ea\u52d5\u53d6\u5f97\u3067\u304d\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u7e4b\u304c\u3089\u306a\u3044\u3068\u304d\u3001DNS\u306e\u8a2d\u5b9a\u306b\u4f55\u3089\u304b\u306e\u539f\u56e0\u304c\u3042\u3063\u3066\u30b5\u30fc\u30d0\u30fc\u306b\u7e4b\u304c\u3089\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002IP\u30a2\u30c9\u30ec\u30b9\u306f\u6a5f\u5668\u3092\u518d\u8d77\u52d5\u3059\u308b\u305f\u3073\u306b\u5909\u66f4\u3055\u308c\u307e\u3059\u3002\u30eb\u30fc\u30bf\u30fc\u3092\u518d\u8d77\u52d5\u3055\u305b\u3066\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u7e4b\u304c\u308b\u304b\u78ba\u8a8d\u3057\u3001\u7e4b\u304c\u3063\u305f\u3089\u554f\u984c\u306f\u89e3\u6c7a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A7%A3%E6%B1%BA%E6%96%B9%E6%B3%955%EF%BC%9A%E3%83%AB%E3%83%BC%E3%82%BF%E3%83%BC%E3%81%AE%E8%A8%AD%E7%BD%AE%E5%A0%B4%E6%89%80%E3%82%92%E8%A6%8B%E7%9B%B4%E3%81%99\"><\/span>\u89e3\u6c7a\u65b9\u6cd55\uff1a\u30eb\u30fc\u30bf\u30fc\u306e\u8a2d\u7f6e\u5834\u6240\u3092\u898b\u76f4\u3059<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><mark>\u6a5f\u5668\u3068\u30eb\u30fc\u30bf\u30fc\u3092\u8fd1\u3065\u3051\u3066\u8a2d\u7f6e\u3057\u307e\u3059\u3002<\/mark><\/strong>\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3068\u30eb\u30fc\u30bf\u30fc\u306e\u9593\u306b\u7269\u3092\u7f6e\u3044\u305f\u308a\u3001\u3075\u305f\u3064\u306e\u8ddd\u96e2\u304c\u96e2\u308c\u305f\u308a\u3057\u3066\u3044\u306a\u3044\u304b\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3068\u30eb\u30fc\u30bf\u30fc\u306f\u3001\u3067\u304d\u308b\u3060\u3051\u8fd1\u3065\u3051\u3066\u8a2d\u7f6e\u3057\u3001\u3075\u305f\u3064\u306e\u901a\u4fe1\u304c\u906e\u65ad\u3055\u308c\u306a\u3044\u3088\u3046\u9593\u306b\u306f\u4f55\u3082\u7f6e\u304b\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E3%83%91%E3%83%96%E3%83%AA%E3%83%83%E3%82%AFDNS%E3%82%92%E4%BD%BF%E7%94%A8%E3%81%97%E3%81%A6%E3%81%BF%E3%82%88%E3%81%86\"><\/span>\u30d1\u30d6\u30ea\u30c3\u30afDNS\u3092\u4f7f\u7528\u3057\u3066\u307f\u3088\u3046<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img src=\"https:\/\/cdn.pixabay.com\/photo\/2017\/06\/14\/16\/20\/network-2402637_960_720.jpg\" \/><\/p>\n<p><strong><mark>\u5b89\u5fc3\u3067\u9ad8\u901f\u306a\u3001\u30d1\u30d6\u30ea\u30c3\u30afDNS\u3092\u4f7f\u7528\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/mark><\/strong>\u30d1\u30d6\u30ea\u30c3\u30afDNS\u306f\u3001\u4f8b\u3048\u30701.1.1.1\u3092\u5229\u7528\u3059\u308b\u3068\u3001\u81ea\u5206\u304c\u30a2\u30af\u30bb\u30b9\u3057\u305f\u3053\u3068\u3092\u793a\u3059\u3001IP\u30a2\u30c9\u30ec\u30b9\u3092\u8a18\u9332\u3057\u306a\u3044\u306e\u3067\u3001\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3092\u5b88\u308a\u307e\u3059\u3002\u602a\u3057\u3044\u30b5\u30a4\u30c8\u3078\u3064\u306a\u304c\u308b\u5371\u967a\u6027\u3082\u56de\u907f\u3067\u304d\u307e\u3059\u3002\u30d1\u30d6\u30ea\u30c3\u30afDNS\u30b5\u30fc\u30d0\u30fc\u306f\u975e\u5e38\u306b\u9ad8\u901f\u306b\u51e6\u7406\u3067\u304d\u308b\u4ed5\u7d44\u307f\u306a\u306e\u3067\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u7e4b\u304c\u308b\u901f\u5ea6\u3082\u901f\u3044\u306e\u3067\u3059\u3002<\/p>\n<div><a class=\"btn btn-main btn-lg\" href=\"https:\/\/1.1.1.1\/ja-JP\/dns\/\">1.1.1.1<\/a><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Windows%E3%81%AE%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95\"><\/span>Windows\u306e\u8a2d\u5b9a\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><mark>Windows\u3067\u306e\u8a2d\u5b9a\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/mark><\/strong>Windows10\u3067\u306f\u300c\u8a2d\u5b9a\u300d\u300c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u300d\u300c\u30a2\u30c0\u30d7\u30bf\u30fc\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5909\u66f4\u3059\u308b\u300d\u3092\u3057\u307e\u3059\u3002\u6b21\u306b\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u63a5\u7d9a\u306e\u30a2\u30a4\u30b3\u30f3\u3001\u300c\u30d7\u30ed\u30d1\u30c6\u30a3\u300d\u300c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30d7\u30ed\u30c8\u30b3\u30eb\u30d0\u30fc\u30b8\u30e7\u30f34\uff08TCP\/IPv4\uff09\u300d\u3092\u9078\u629e\u3057\u3001\u300c\u30d7\u30ed\u30d1\u30c6\u30a3\u300d\u6b21\u306eDNS\u30b5\u30fc\u30d0\u30fc\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u3046\u306b\u30c1\u30a7\u30c3\u30af\u300c\u512a\u5148DNS\u30b5\u30fc\u30d0\u30fc\u306b8.8.8.8\u5165\u529b\u300d\u300c\u4ee3\u66ffDNS\u30b5\u30fc\u30d0\u30fc\u306b8.8.4.4\u5165\u529b\u300dOK\u3001\u3067\u8a2d\u5b9a\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n<div><a class=\"btn btn-main btn-lg\" href=\"https:\/\/cs.zaq.ne.jp\/knowledgeDetail?an=000703846\">DNS\u30b5\u30fc\u30d0\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\u65b9\u6cd5<\/a><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Mac%E3%81%AE%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95\"><\/span>Mac\u306e\u8a2d\u5b9a\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><mark>Mac\u3067\u306e\u8a2d\u5b9a\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/mark><\/strong>Mac\u3067\u306f\u300c\u30a2\u30c3\u30d7\u30eb\u30e1\u30cb\u30e5\u30fc\u300d\u300c\u30b7\u30b9\u30c6\u30e0\u74b0\u5883\u8a2d\u5b9a\u300d\u300c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u300cEthernet\u300d\u3092\u9078\u629e\u300d\u300c\u69cb\u6210\u3092\u30af\u30ea\u30c3\u30af\u300d\u300c\u8a73\u7d30\u3092\u30af\u30ea\u30c3\u30af\u300d\u300cDNS\u3092\u30af\u30ea\u30c3\u30af\u300d\u300c\u56fa\u5b9aID8.8.8.8\u5165\u529b\u3001\u300d\u300c\u9069\u7528\u3092\u30af\u30ea\u30c3\u30af\u300d\u3067\u8a2d\u5b9a\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n<div><a class=\"btn btn-main btn-lg\" href=\"https:\/\/support.apple.com\/ja-jp\/guide\/mac-help\/mchlp2720\/mac\">Mac\u3067DNS\u30b5\u30fc\u30d0\u3092\u6307\u5b9a\u3059\u308b<\/a><\/div>\n<h2><span class=\"ez-toc-section\" id=\"DNS%E3%82%A8%E3%83%A9%E3%83%BC%E3%81%AE%E5%AF%BE%E5%87%A6%E6%96%B9%E6%B3%95%E3%82%92%E8%A6%9A%E3%81%88%E3%81%A6%E3%81%8A%E3%81%93%E3%81%86%EF%BC%81\"><\/span>DNS\u30a8\u30e9\u30fc\u306e\u5bfe\u51e6\u65b9\u6cd5\u3092\u899a\u3048\u3066\u304a\u3053\u3046\uff01<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img src=\"https:\/\/b-engineer-media-cms.s3.amazonaws.com\/item\/image\/user\/356a192b7913b04c54574d18c28d46e6395428ab\/5c8c355c-7519-4cf1-95ac-2652b0dfe32b.jpg\" 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href=\"https:\/\/www.fenet.jp\/infla\/column\/server\/dns%e3%82%b5%e3%83%bc%e3%83%90%e3%83%bc%e3%82%92%e9%81%b8%e3%81%b6%e5%9f%ba%e6%ba%965%e3%81%a4%ef%bd%9c%e3%81%8a%e3%81%99%e3%81%99%e3%82%81%e3%81%aedns%e3%83%97%e3%83%ad%e3%83%90%e3%82%a4%e3%83%804\/?action=dns\u30b5\u30fc\u30d0\u30fc\u306f\u5fdc\u7b54\u3057\u3066\u3044\u307e\u305b\u3093\u3068\u8868\u793a\u3055\u308c\u308b4\u3064\u306e\">DNS\u30b5\u30fc\u30d0\u30fc\u3092\u9078\u3076\u57fa\u6e965\u3064\uff5c\u304a\u3059\u3059\u3081\u306eDNS\u30d7\u30ed\u30d0\u30a4\u30c04\u3064\u3082\u3054\u7d39\u4ecb\uff01<\/a><br \/>\n<a href=\"https:\/\/www.fenet.jp\/infla\/column\/network\/dns\u30b5\u30fc\u30d0\u30fc\u306f\u5fdc\u7b54\u3057\u3066\u3044\u307e\u305b\u3093\u3068\u8868\u793a\u3055\u308c\u308b4\u3064\u306e\/\">DNS\u30b5\u30fc\u30d0\u30fc\u306f\u5fdc\u7b54\u3057\u3066\u3044\u307e\u305b\u3093\u3068\u8868\u793a\u3055\u308c\u308b4\u3064\u306e\u539f\u56e0\uff5c\u5bfe\u51e6\u6cd5\u3068\u306f\uff1f<\/a><br \/>\n<a 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