{"id":9529,"date":"2025-11-05T23:12:25","date_gmt":"2025-11-05T14:12:25","guid":{"rendered":"https:\/\/sinbidays.com\/%f0%9f%93%a1-dns%e3%81%a8%e3%81%af%ef%bc%9f%e3%83%8f%e3%83%83%e3%82%ad%e3%83%b3%e3%82%b0%e5%85%a5%e9%96%801%e6%97%a5%e7%9b%ae%e3%80%81%e6%83%85%e5%a0%b1%e3%82%bb%e3%82%ad%e3%83%a5%e3%83%aa%e3%83%86\/"},"modified":"2026-03-09T15:58:39","modified_gmt":"2026-03-09T06:58:39","slug":"%f0%9f%93%a1-dns%e3%81%a8%e3%81%af%ef%bc%9f%e3%83%8f%e3%83%83%e3%82%ad%e3%83%b3%e3%82%b0%e5%85%a5%e9%96%801%e6%97%a5%e7%9b%ae%e3%80%81%e6%83%85%e5%a0%b1%e3%82%bb%e3%82%ad%e3%83%a5%e3%83%aa%e3%83%86","status":"publish","type":"post","link":"https:\/\/sinbidays.com\/ja\/%f0%9f%93%a1-dns%e3%81%a8%e3%81%af%ef%bc%9f%e3%83%8f%e3%83%83%e3%82%ad%e3%83%b3%e3%82%b0%e5%85%a5%e9%96%801%e6%97%a5%e7%9b%ae%e3%80%81%e6%83%85%e5%a0%b1%e3%82%bb%e3%82%ad%e3%83%a5%e3%83%aa%e3%83%86\/","title":{"rendered":"\ud83d\udce1 DNS\u3068\u306f\uff1f\u30cf\u30c3\u30ad\u30f3\u30b0\u5165\u95801\u65e5\u76ee\u3001\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5b9f\u7fd2\u3092\u59cb\u3081\u307e\u3057\u305f"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/What-is-DNS.jpg\" alt=\"&#x30C9;&#x30E1;&#x30A4;&#x30F3;&#x3068;&#x306F;&#x4F55;&#x304B;&#x3092;&#x8AAC;&#x660E;&#x3057;&#x3066;&#x3044;&#x308B;&#x3001;&#x3059;&#x3063;&#x304D;&#x308A;&#x3057;&#x305F;&#x30BF;&#x30C3;&#x30C1;&#x306E;&#x753B;&#x50CF;&#x3002;\" class=\"wp-image-4402\" style=\"width:602px;height:auto\" srcset=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/What-is-DNS.jpg 800w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/What-is-DNS-300x300.jpg 300w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/What-is-DNS-150x150.jpg 150w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/What-is-DNS-768x768.jpg 768w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/What-is-DNS-12x12.jpg 12w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">&#8220;<strong>DNS\u304c\u3053\u3093\u306a\u306b\u611f\u6027\u7684\u3067\u3044\u3044\u306e\u2026\uff1f<\/strong>&#8220;<br\/>(\u30b7\u30f3\u30d3\u30bb\u30ad\u30e5\u30ea\u30c6\u30a31\u65e5\u76ee\u3001\u611f\u6027\uff0b\u5b9f\u52d9\u306e\u7b2c\u4e00\u6b69\u3002)<\/figcaption><\/figure>\n\n<p><br\/><\/p>\n\n<script async=\"\" src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-1714963467738367\" crossorigin=\"anonymous\"><\/script><!-- click-breeze --><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-1714963467738367\" data-ad-slot=\"8109743087\" data-ad-format=\"auto\" data-full-width-responsive=\"true\"><\/ins><script>(adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n\n<p><\/p>\n\n<h2 class=\"wp-block-heading\">\u30cf\u30c3\u30ad\u30f3\u30b0\uff1f\u3044\u3044\u3048\u3001\u611f\u6027\u30eb\u30fc\u30c6\u30a3\u30f3\u306e\u59cb\u307e\u308a\u3067\u3059 <\/h2>\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" width=\"800\" height=\"327\" src=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/Hacking-Movie-1024x418.jpg\" alt=\"&#x4EBA;&#x306E;&#x30B7;&#x30EB;&#x30A8;&#x30C3;&#x30C8;&#x304C;&#x898B;&#x3048;&#x308B;&#x30AB;&#x30FC;&#x30C9;&#x304C;4&#x679A;&#x7F6E;&#x304B;&#x308C;&#x3066;&#x3044;&#x308B;&#x3002;&#x79D8;&#x5BC6;&#x3081;&#x3044;&#x305F;&#x96F0;&#x56F2;&#x6C17;&#x304C;&#x6F02;&#x3046;&#x3002; \" class=\"wp-image-4403\" style=\"width:594px;height:auto\" srcset=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/Hacking-Movie.jpg 800w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/Hacking-Movie-300x122.jpg 300w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/Hacking-Movie-768x314.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n<p>\u4eca\u65e5\u3075\u3068\u2026\u300c\u30cf\u30c3\u30ad\u30f3\u30b0\u300d\u3068\u3044\u3046\u8a00\u8449\u304c\u982d\u306b\u3071\u3063\u3068\u6d6e\u304b\u3073\u307e\u3057\u305f\u3002<br\/>\u306a\u305c\u304b\u306f\u79c1\u306b\u3082\u3088\u304f\u5206\u304b\u308a\u307e\u305b\u3093\u3002\u7791\u60f3\u3092\u3057\u3066\u3044\u305f\u306e\u3067\u3059\u304c<br\/>\u7a81\u7136\u3001<strong>\u300c\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u5c02\u9580\u5bb6\u300d<\/strong>\u3068\u3044\u3046\u8a00\u8449\u304c\u5fc3\u3092\u304b\u3059\u3081\u305f\u306e\u3067\u3059\u3002<br\/>\u5b9f\u306f\u5b50\u3069\u3082\u306e\u9803\u306e\u79c1\u306e\u5922\u304c\u3001\u307e\u3055\u306b\u305d\u308c\u3067\u3057\u305f\u3002\u30db\u30ef\u30a4\u30c8\u30cf\u30c3\u30ab\u30fc\u3002  <\/p>\n\n<p>\u6620\u753b\u3067\u306f\u30cf\u30c3\u30ab\u30fc\u304c\u5927\u4f01\u696d\u3092\u63fa\u308b\u304c\u3057\u3001\u96a0\u3055\u308c\u305f\u771f\u5b9f\u3092\u66b4\u304d\u3001\u6b63\u7fa9\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3088\u306d\uff1f<br\/>\u3082\u3061\u308d\u3093\u73fe\u5b9f\u3067\u306f\u3084\u3063\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u304c\uff08\u7b11\uff09<br\/>\u305d\u308c\u3067\u3082\u79c1\u306b\u306f\u3001<strong>\u300c\u4e16\u754c\u3092\u5909\u3048\u3089\u308c\u308b\u4ed5\u4e8b\u300d<\/strong>\u306e\u3088\u3046\u306b\u611f\u3058\u3089\u308c\u307e\u3057\u305f\u3002<\/p>\n\n<p>\u5c0f\u5b66\u6821\u4f4e\u5b66\u5e74\u306e\u9803\u3001\u7236\u304c\u8cb7\u3063\u3066\u304f\u308c\u305f\u30d1\u30bd\u30b3\u30f3\u306b\u521d\u3081\u3066\u89e6\u308c\u305f\u3068\u304d\u304b\u3089\u3001\u79c1\u306f\u30d1\u30bd\u30b3\u30f3\u306e\u524d\u306b\u5ea7\u3063\u3066\u3044\u308b\u6642\u9593\u304c\u4e00\u756a\u597d\u304d\u3067\u3057\u305f\u3002<br\/>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u521d\u3081\u3066\u89e6\u308c\u3066\u3001\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u5de1\u308a\u3001Flash\u30a2\u30cb\u30e1\u3001\u305d\u306e\u6b21\u306f\u30b2\u30fc\u30e0\u2026<br\/>\u5927\u5b66\u751f\u306e\u9803\u306fC\u8a00\u8a9e\u3067\u30c6\u30c8\u30ea\u30b9\u3092\u4f5c\u308a\u3001MFC\u3067\u30d6\u30ed\u30c3\u30af\u5d29\u3057\u3082\u4f5c\u308a\u307e\u3057\u305f\u3002<\/p>\n\n<p>\u3057\u304b\u3057\u6642\u9593\u304c\u7d4c\u3064\u306b\u3064\u308c\u3066\u305d\u306e\u5922\u306f\u8584\u308c\u3066\u3044\u304d\u3001<br\/>\u5927\u5b66\u3082\u3001\u9032\u8def\u3082\u3001\u4eba\u751f\u3082\u73fe\u5b9f\u306b\u5408\u308f\u305b\u3066\u751f\u304d\u3066\u3044\u308b\u3046\u3061\u306b\u3001<br\/>\u60c5\u5831\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u306f\u308b\u304b\u9060\u3044\u8a71\u306e\u3088\u3046\u306b\u611f\u3058\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n\n<p>\u3068\u3053\u308d\u304c\u3067\u3059\u306d\u3001<br\/>\u6570\u5e74\u524d\u304b\u3089\u7d99\u7d9a\u3057\u3066<strong>\u30a2\u30d5\u30a1\u30e1\u30fc\u30b7\u30e7\u30f3\u3068\u7791\u60f3<\/strong>\u3092\u3057\u3066\u3044\u308b\u3046\u3061\u306b\u3001<br\/>\u672c\u5f53\u306b\u4e0d\u601d\u8b70\u306a\u3053\u3068\u306b\u3001\u79c1\u304c\u4ee5\u524d\u304b\u3089\u671b\u3093\u3067\u3044\u305f\u65b9\u5411\u3078\u3068<br\/>\u4eba\u751f\u304c\u81ea\u7136\u306b\u6d41\u308c\u59cb\u3081\u305f\u306e\u3067\u3059\u3002<\/p>\n\n<p><strong>\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3001\u30ed\u30b4\u30c7\u30b6\u30a4\u30f3\u3001\u30d6\u30ed\u30b0\u904b\u55b6\u3001\u53ce\u76ca\u5316\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u5236\u4f5c\u2026<\/strong><br\/>\u3059\u3079\u3066\u304c\u300c\u30b7\u30f3\u30d3\u30d0\u30fc\u30b9\u300d\u3068\u3044\u3046\u540d\u524d\u3067\u6d41\u308c\u3066\u3044\u3066\u3001<br\/>\u3044\u307e\u305d\u306e\u6d41\u308c\u306e\u4e2d\u306b\u300c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u300d\u3068\u3044\u3046\u30ad\u30fc\u30ef\u30fc\u30c9\u304c\u81ea\u7136\u306b\u3001\u3074\u305f\u308a\u3068\u306f\u307e\u308a\u307e\u3057\u305f\u3002 <\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">DNS\u3068\u306f\uff1f<\/h2>\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"800\" height=\"731\" src=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/DNS-What-This-1024x936.jpg\" alt=\"TryHackMe&#x30B5;&#x30A4;&#x30C8;&#x306E;DNS&#x4FEE;&#x4E86;&#x30B3;&#x30FC;&#x30B9;&#x753B;&#x9762;&#x3002;YouTube&#x306E;&#x8B1B;&#x7FA9;&#x52D5;&#x753B;&#x304C;&#x8868;&#x793A;&#x3055;&#x308C;&#x3066;&#x3044;&#x308B;&#x3002; \" class=\"wp-image-4401\" srcset=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/DNS-What-This.jpg 800w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/DNS-What-This-300x274.jpg 300w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/DNS-What-This-768x702.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/tryhackme.com\/dashboard\" target=\"_blank\" rel=\"noreferrer noopener\">TryHackMe : (https:\/\/tryhackme.com\/dashboard<\/a>)<\/figcaption><\/figure>\n\n<p>\u6700\u521d\u306e\u5b9f\u7fd2\u3067\u6271\u3063\u305f\u6982\u5ff5\u306f\u3001\u307e\u3055\u306b\u300cDNS\u300d\u3067\u3059\u3002<br\/>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u4f4f\u6240\u3092\u6570\u5b57\u3067\u899a\u3048\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3068\u3057\u305f\u3089\u3001\u672c\u5f53\u306b\u5927\u5909\u3067\u3059\u3088\u306d\u3002<br\/>\u3060\u304b\u3089\u3053\u305d\u79c1\u305f\u3061\u304c\u4f7f\u3046<strong>\u30c9\u30e1\u30a4\u30f3\u540d<\/strong>\u3092<br\/>\u5b9f\u969b\u306b\u306f\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u304c\u3069\u306e\u3088\u3046\u306b\u7406\u89e3\u3057\u3066\u3044\u308b\u306e\u304b\u3001<br\/>\u305d\u306e\u4ed5\u7d44\u307f\u3092\u7ba1\u7406\u3059\u308b\u306e\u304cDNS\u3067\u3059\u3002<\/p>\n\n<p>DNS\uff08Domain Name System\uff09\u306f\u3001\u8907\u96d1\u306a\u6570\u5b57\u306e\u4f4f\u6240\uff08IP\uff09\u3092<br\/>\u899a\u3048\u3084\u3059\u3044\u6587\u5b57\u306e\u4f4f\u6240\uff08\u30c9\u30e1\u30a4\u30f3\uff09\u306b\u5909\u63db\u3057\u3066\u304f\u308c\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n\n<p>\u4f8b\u3048\u3070\u3001<br\/><code>104.26.10.229<\/code>\u3068\u3044\u3046IP\u3092\u899a\u3048\u308b\u4ee3\u308f\u308a\u306b\u3001<br\/><code>tryhackme.com<\/code>\u3068\u3044\u3046\u30c9\u30e1\u30a4\u30f3\u3067\u7c21\u5358\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n\n<h2 class=\"wp-block-heading\">\ud83e\udde9 \u30c9\u30e1\u30a4\u30f3\u306e\u69cb\u6210\u8981\u7d20<\/h2>\n\n<style>\n  details {\n    padding: 12px 16px;\n    margin-bottom: 12px;\n    border: 1px solid #ddd;\n    border-radius: 8px;\n    background-color: #fefefe;\n    font-size: 16px;\n    line-height: 1.7;\n  }\n\n  summary {\n    font-weight: 600;\n    cursor: pointer;\n    font-size: 17px;\n    padding: 4px 0;\n  }\n\n  summary::marker {\n    color: #6c63ff;\n  }\n\n  code {\n    background-color: #eee;\n    padding: 2px 6px;\n    border-radius: 4px;\n    font-size: 95%;\n  }\n<\/style>\n\n<details>\n  <summary>1\ufe0f\u20e3 TLD\uff08\u30c8\u30c3\u30d7\u30ec\u30d9\u30eb\u30c9\u30e1\u30a4\u30f3\uff09<\/summary>\n\u30c9\u30e1\u30a4\u30f3\u306e<strong>\u4e00\u756a\u672b\u5c3e<\/strong>\u306e\u90e8\u5206\u3067\u3059\u3002\n\u4f8b\uff1a<code>.com<\/code>\u3001<code>.org<\/code>\u3001<code>.kr<\/code>\u306a\u3069<br\/><br\/>  &#8211; <code>.com<\/code>\uff1a\u4f01\u696d\uff0f\u5546\u7528 \n &#8211; <code>.org<\/code>\uff1a\u975e\u55b6\u5229\u56e3\u4f53 \n &#8211; <code>.kr<\/code>\uff1a\u97d3\u56fd\u30b5\u30a4\u30c8<br\/><br\/>  \u2714\ufe0f \u5b9f\u52d9\u3067\u306f<code>.com<\/code>\u3001<code>.co.kr<\/code>\u3001<code>.net<\/code>\u306a\u3069\u3092\u6700\u3082\u3088\u304f\u4f7f\u7528\u3057\u307e\u3059\u3002\n<\/details>\n\n<details>\n  <summary>2\ufe0f\u20e3 \u30bb\u30ab\u30f3\u30c9\u30ec\u30d9\u30eb\u30c9\u30e1\u30a4\u30f3\uff08SLD\uff09<\/summary>\n\u30c9\u30e1\u30a4\u30f3\u306e<strong>\u4e2d\u6838\u3068\u306a\u308b\u540d\u524d\u306e\u90e8\u5206<\/strong>\u3067\u3059\u3002\n\u4f8b\uff1a<code>sinbidays.com<\/code>\u3067\u306f<code>sinbidays<\/code>\u304cSLD\u3067\u3059\u3002<br\/><br\/> \u2714\ufe0f \u30c9\u30e1\u30a4\u30f3\u8cfc\u5165\u6642\u306b\u6700\u3082\u91cd\u8981\u306a\u540d\u524d\u3067\u3001\u30d6\u30e9\u30f3\u30c9\u3084\u30b5\u30a4\u30c8\u306e\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u8868\u3057\u307e\u3059\u3002\n<\/details>\n\n<details>\n  <summary>3\ufe0f\u20e3 \u30b5\u30d6\u30c9\u30e1\u30a4\u30f3<\/summary>\n\u30c9\u30e1\u30a4\u30f3\u306e<strong>\u5148\u982d\u306b\u4ed8\u304f\u90e8\u5206<\/strong>\u3067\u3001\u30b5\u30fc\u30d3\u30b9\u3092\u533a\u5225\u3059\u308b\u7528\u9014\u3067\u4f7f\u3044\u307e\u3059\u3002<br\/>\u4f8b\uff1a<code>admin.sinbidays.com<\/code>\u3067\u306f<code>admin<\/code>\u304c\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3067\u3059\u3002<br\/><br\/>  \u2714\ufe0f \u5b9f\u969b\u306b\u306f<code>blog.<\/code>\u3001<code>shop.<\/code>\u3001<code>mail.<\/code>\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u30b5\u30fc\u30d3\u30b9\u306e\u533a\u5225\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002\n<\/details>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">\ud83e\uddfe \u5b9f\u52d9\u3067\u3088\u304f\u4f7f\u3046DNS\u30ec\u30b3\u30fc\u30c9\u306e\u7a2e\u985e<\/h2>\n\n<style>\n  details {\n    padding: 12px 16px;\n    margin-bottom: 12px;\n    border: 1px solid #ddd;\n    border-radius: 8px;\n    background-color: #fafafa;\n    font-size: 16px;\n    line-height: 1.7;\n  }\n\n  summary {\n    font-weight: 600;\n    cursor: pointer;\n    font-size: 17px;\n    padding: 4px 0;\n  }\n\n  summary::marker {\n    color: #6c63ff;\n  }\n\n  code {\n    background-color: #eee;\n    padding: 2px 6px;\n    border-radius: 4px;\n    font-size: 95%;\n  }\n<\/style>\n\n<details>\n  <summary>\u2714\ufe0f A\u30ec\u30b3\u30fc\u30c9<\/summary>\n\u30c9\u30e1\u30a4\u30f3\u3092IPv4\u30a2\u30c9\u30ec\u30b9\u306b\u7d10\u3065\u3051\u307e\u3059\u3002<br\/>\u4f8b\uff1a<code>sinbidays.com \u2192 104.26.10.229<\/code><br\/>Web\u30b5\u30a4\u30c8\u63a5\u7d9a\u6642\u306e\u6700\u3082\u57fa\u672c\u7684\u306a\u8a2d\u5b9a\u3067\u3059\u3002\n<\/details>\n\n<details>\n  <summary>\u2714\ufe0f AAAA\u30ec\u30b3\u30fc\u30c9<\/summary>\nIPv6\u30a2\u30c9\u30ec\u30b9\u3092\u7d10\u3065\u3051\u308b\u969b\u306b\u4f7f\u7528\u3059\u308b\u30ec\u30b3\u30fc\u30c9\u3067\u3059\u3002<br\/>\uff08\u4ee5\u524d\u3088\u308a\u30a2\u30c9\u30ec\u30b9\u304c\u9577\u304f\u306a\u308a\u307e\u3059\u3002\uff09<br\/>\u4f8b\uff1a<code>2606:4700:20::681a:be5<\/code><br\/>\u5c06\u6765\u306b\u5099\u3048\u3066\u4f7f\u308f\u308c\u307e\u3059\u304c\u3001\u73fe\u5728\u306fA\u30ec\u30b3\u30fc\u30c9\u306e\u307b\u3046\u304c\u4e00\u822c\u7684\u3067\u3059\u3002\n<\/details>\n\n<details>\n  <summary>\u2714\ufe0f CNAME\u30ec\u30b3\u30fc\u30c9<\/summary>\n\u30c9\u30e1\u30a4\u30f3\u3092\u5225\u306e\u30c9\u30e1\u30a4\u30f3\u306b\u7d10\u3065\u3051\u308b\u969b\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<br\/>\u4f8b\uff1a<code>shop.sinbidays.com \u2192 shops.shopify.com<\/code><br\/>\u5916\u90e8\u30b5\u30fc\u30d3\u30b9\u9023\u643a\u3084\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u69cb\u6210\u3067\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u3002\n<\/details>\n\n<details>\n  <summary>\u2714\ufe0f MX\u30ec\u30b3\u30fc\u30c9<\/summary>\n\u30e1\u30fc\u30eb\u53d7\u4fe1\u30b5\u30fc\u30d0\u30fc\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<br\/>\u4f8b\uff1a<code>sinbidays.com \u2192 mail.google.com<\/code><br\/>Google Workspace\u3001NAVER WORKS\u306a\u3069\u306e\u30e1\u30fc\u30eb\u30b7\u30b9\u30c6\u30e0\u9023\u643a\u6642\u306b\u5fc5\u9808\u306e\u8a2d\u5b9a\u3067\u3059\u3002\n<\/details>\n\n<details>\n  <summary>\u2714\ufe0f TXT\u30ec\u30b3\u30fc\u30c9<\/summary>\n\u30c6\u30ad\u30b9\u30c8\u5f62\u5f0f\u3067\u60c5\u5831\u3092\u5165\u529b\u3067\u304d\u308b\u30ec\u30b3\u30fc\u30c9\u3067\u3059\u3002<br\/>\u4f8b\uff1aGoogle Search Console\u306e\u8a8d\u8a3c\u3001\u30e1\u30fc\u30eb\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\uff08SPF\u3001DKIM\uff09\u8a2d\u5b9a\u306a\u3069<br\/>\u30c9\u30e1\u30a4\u30f3\u6240\u6709\u6a29\u306e\u8a3c\u660e\u3084\u30b9\u30d1\u30e0\u5bfe\u7b56\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002\n<\/details>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">\ud83e\udde9 \u307e\u3068\u3081<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>DNS\u306f\u3001Web\u30b5\u30a4\u30c8\u306e\u30c9\u30e1\u30a4\u30f3\u3068IP\u30a2\u30c9\u30ec\u30b9\u3092\u3064\u306a\u3050<strong>\u300c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u96fb\u8a71\u5e33\u300d<\/strong>\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u30c9\u30e1\u30a4\u30f3\u306f<strong>TLD\u3001SLD\u3001Subdomain<\/strong>\u306b\u5206\u304b\u308c\u3001<br\/>\u305d\u308c\u305e\u308c\u306e\u69cb\u6210\u306f\u5b9f\u52d9\u3067\u5fc5\u305a\u62bc\u3055\u3048\u308b\u3079\u304d\u57fa\u790e\u3067\u3059\u3002<\/li>\n\n\n\n<li>A\u3001CNAME\u3001MX\u3001TXT\u30ec\u30b3\u30fc\u30c9\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u8a2d\u5b9a\u3067\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">DNS\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u6d41\u308c\uff08\u8981\u7d04\uff09<\/h3>\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"621\" height=\"588\" src=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/DNS-Going.jpg\" alt=\"DNS&#x306E;&#x6D41;&#x308C;&#x3092;&#x793A;&#x3059;&#x753B;&#x50CF;&#x3002;&#x5168;4&#x6BB5;&#x968E;&#x306E;&#x30D7;&#x30ED;&#x30BB;&#x30B9;&#x304C;&#x7C21;&#x6F54;&#x306B;&#x307E;&#x3068;&#x3081;&#x3089;&#x308C;&#x3066;&#x3044;&#x308B;&#x3002; \" class=\"wp-image-4397\" srcset=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/DNS-Going.jpg 621w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/DNS-Going-300x284.jpg 300w\" sizes=\"(max-width: 621px) 100vw, 621px\" \/><\/figure>\n\n<ol class=\"wp-block-list\">\n<li>\u81ea\u5206\u306ePC\u304c\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u78ba\u8a8d<\/li>\n\n\n\n<li>\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u306a\u3051\u308c\u3070\u3001ISP\u306e\u518d\u5e30DNS\u30b5\u30fc\u30d0\u30fc\u3078\u30ea\u30af\u30a8\u30b9\u30c8<\/li>\n\n\n\n<li>\u305d\u308c\u3067\u3082\u306a\u3051\u308c\u3070\u3001\u30eb\u30fc\u30c8DNS\u30b5\u30fc\u30d0\u30fc \u2192 TLD\u30b5\u30fc\u30d0\u30fc \u2192 \u6a29\u5a01\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u3078\u3068\u9032\u3080<\/li>\n\n\n\n<li>\u6700\u7d42\u5fdc\u7b54\u304c\u8fd4\u308a\u3001\u518d\u3073\u81ea\u5206\u306ePC\u3078\u6e21\u3055\u308c\u308b<\/li>\n<\/ol>\n\n<p>\u2192 \u3053\u3046\u3057\u3066\u3001\u79c1\u305f\u3061\u306f\u30c9\u30e1\u30a4\u30f3\u3092\u5165\u529b\u3059\u308b\u3060\u3051\u3067\u5b9f\u969b\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3067\u304d\u307e\u3059\uff01<\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">\u5b9f\u7fd2\u30ec\u30d3\u30e5\u30fc\uff1aTryHackMe\u521d\u6311\u6226\uff01<\/h2>\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"800\" height=\"575\" src=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/TryHackMe-Study-1024x736.png\" alt=\"TryHackMe&#x306E;&#x4FEE;&#x4E86;&#x30B3;&#x30FC;&#x30B9;&#x3067;&#x554F;&#x984C;&#x3092;&#x89E3;&#x3044;&#x305F;&#x753B;&#x9762;&#x304C;&#x8868;&#x793A;&#x3055;&#x308C;&#x3066;&#x3044;&#x308B;&#x3002;&#x3059;&#x3079;&#x3066;&#x6B63;&#x89E3;&#x3002; \" class=\"wp-image-4399\" srcset=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/TryHackMe-Study.png 800w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/TryHackMe-Study-300x216.png 300w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/TryHackMe-Study-768x552.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"800\" height=\"341\" src=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/Linux-game-1024x437.png\" alt=\"Linux&#x306E;CMD&#xFF08;&#x30B3;&#x30DE;&#x30F3;&#x30C9;&#x30D7;&#x30ED;&#x30F3;&#x30D7;&#x30C8;&#xFF09;&#x306E;&#x753B;&#x9762;&#x3002;\" class=\"wp-image-4398\" srcset=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/Linux-game.png 800w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/Linux-game-300x128.png 300w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/Linux-game-768x328.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n<p><\/p>\n\n<!-- flow-point -->\n<ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-1714963467738367\" data-ad-slot=\"5283844161\" data-ad-format=\"auto\" data-full-width-responsive=\"true\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n\n<p><\/p>\n\n<p>\u4eca\u65e5\u3001<strong><a href=\"https:\/\/tryhackme.com\/dashboard\" target=\"_blank\" rel=\"noreferrer noopener\">TryHackMe<\/a><\/strong>\u3067\u521d\u3081\u3066\u5b9f\u7fd2\u3092\u3057\u3066\u307f\u307e\u3057\u305f\u3002<br\/>Linux\u306e\u30d7\u30ed\u30f3\u30d7\u30c8\u306e\u3088\u3046\u306a\u9ed2\u3044\u753b\u9762\u304c\u958b\u3044\u3066\u3001<br\/>\u30b3\u30de\u30f3\u30c9\u3092\u81ea\u5206\u3067\u6253\u3061\u8fbc\u3093\u3067\u554f\u984c\u3092\u89e3\u6c7a\u3057\u3066\u3044\u304f\u65b9\u5f0f\u3067\u3057\u305f\uff01<\/p>\n\n<p>\u6700\u521d\u306f\u5c11\u3057\u7dca\u5f35\u3057\u307e\u3057\u305f\u3002\u4e45\u3057\u3076\u308a\u306b\u898b\u308bLinux\u30b3\u30de\u30f3\u30c9\u2026<br\/>\u3067\u3082\u3001\u3044\u3056\u59cb\u3081\u3066\u307f\u308b\u3068\u3068\u3066\u3082\u9762\u767d\u304b\u3063\u305f\u3067\u3059\uff01 <\/p>\n\n<p>\u554f\u984c\u3092\u4e00\u3064\u3072\u3068\u3064\u89e3\u304f\u305f\u3073\u306b\u3001\u30b2\u30fc\u30e0\u307f\u305f\u3044\u306b\u300c\u6210\u529f\uff01\u300d\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u51fa\u308b\u306e\u3067\u3059\u304c\u3001<br\/>\u3053\u308c\u304c\u672c\u5f53\u306b\u5feb\u611f\u3067\u305f\u307e\u308a\u307e\u305b\u3093\uff08\u7b11\uff09<\/p>\n\n<p><br\/><\/p>\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"800\" height=\"663\" src=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/DNS-Security-Success-1024x849.jpg\" alt=\"DNS&#x306E;&#x8A73;&#x7D30;&#x60C5;&#x5831;&#x5B8C;&#x4E86;&#x306B;&#x95A2;&#x3059;&#x308B;&#x4FEE;&#x4E86;&#x8A3C;&#x3002;&#x30B2;&#x30FC;&#x30E0;&#x306E;&#x3088;&#x3046;&#x306B;&#x96E3;&#x6613;&#x5EA6;&#x3068;&#x6210;&#x679C;&#x304C;&#x8868;&#x793A;&#x3055;&#x308C;&#x3066;&#x3044;&#x308B;&#x3002; \" class=\"wp-image-4396\" srcset=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/DNS-Security-Success.jpg 800w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/DNS-Security-Success-300x249.jpg 300w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/DNS-Security-Success-768x637.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n<figure class=\"wp-block-pullquote\"><blockquote><p>\u300c\u3042\u3042\u3001\u3084\u308a\u9042\u3052\u305f\u2026\uff01\u300d<\/p><\/blockquote><\/figure>\n\n<p>\u52c9\u5f37\u3057\u3066\u3044\u308b\u3068\u3044\u3046\u3088\u308a\u3001\u672c\u5f53\u306b\u4f55\u304b<strong>\u4f5c\u696d\u3092\u89e3\u6c7a\u3057\u3066\u3044\u304f\u697d\u3057\u3055<\/strong>\u304c\u3042\u308a\u307e\u3057\u305f\u3002<br\/>\u5b50\u3069\u3082\u306e\u9803\u3001\u30ea\u30ba\u30e0\u30b2\u30fc\u30e0\u3084\u6226\u7565\u30b2\u30fc\u30e0\u3067\u30df\u30c3\u30b7\u30e7\u30f3\u3092\u30af\u30ea\u30a2\u3057\u305f\u3068\u304d\u306e\u3042\u306e\u611f\u60c5\u3001\u3042\u308a\u307e\u3059\u3088\u306d\uff1f<br\/>\u305d\u308c\u304c\u4eca\u65e5\u3042\u308a\u307e\u3057\u305f\u3002\u73fe\u5b9f\u3067\u3001\u672c\u5f53\u306b\uff01 <\/p>\n\n<p><\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">\u611f\u6027\u3067\u7de0\u3081\u304f\u304f\u308b\u3001\u4eca\u65e5\u306e\u8a18\u9332<\/h2>\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"800\" height=\"590\" src=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/TryHackMe-SNS-1024x755.jpg\" alt=\"DNS&#x306E;&#x4FEE;&#x4E86;&#x306B;&#x6210;&#x529F;&#x3057;&#x305F;&#x5F8C;&#x3001;SNS&#x3067;&#x5171;&#x6709;&#x3059;&#x308B;&#x3088;&#x3046;&#x4FC3;&#x3059;&#x753B;&#x9762;&#x304C;&#x8868;&#x793A;&#x3055;&#x308C;&#x308B;&#x3002;\" class=\"wp-image-4400\" srcset=\"https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/TryHackMe-SNS.jpg 800w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/TryHackMe-SNS-300x221.jpg 300w, https:\/\/sinbidays.com\/wp-content\/uploads\/2025\/11\/TryHackMe-SNS-768x566.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" 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class=\"wp-block-embed is-type-wp-embed is-provider-shinbidays wp-block-embed-shinbidays\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"FYoaLWEWpq\"><a href=\"https:\/\/sinbidays.com\/ja\/%e3%82%b7%e3%83%b3%e3%83%93%e3%83%90%e3%83%bc%e3%82%b9-shinbiverse-%e2%80%95-%e7%a7%81%e3%81%ae%e3%83%96%e3%83%a9%e3%83%b3%e3%83%89%e3%80%81%e7%a7%81%e3%81%ae%e5%ae%87%e5%ae%99\/\">\u30b7\u30f3\u30d3\u30d0\u30fc\u30b9 SHINBIVERSE \u2015 \u79c1\u306e\u30d6\u30e9\u30f3\u30c9\u3001\u79c1\u306e\u5b87\u5b99<\/a><\/blockquote><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8220;\u30b7\u30f3\u30d3\u30d0\u30fc\u30b9 SHINBIVERSE \u2015 \u79c1\u306e\u30d6\u30e9\u30f3\u30c9\u3001\u79c1\u306e\u5b87\u5b99&#8221; &#8212; \uc2e0\ube44\ub370\uc774\uc988 (ShinbiDays)\" src=\"https:\/\/sinbidays.com\/ja\/%e3%82%b7%e3%83%b3%e3%83%93%e3%83%90%e3%83%bc%e3%82%b9-shinbiverse-%e2%80%95-%e7%a7%81%e3%81%ae%e3%83%96%e3%83%a9%e3%83%b3%e3%83%89%e3%80%81%e7%a7%81%e3%81%ae%e5%ae%87%e5%ae%99\/embed\/#?secret=ULxM926QCp#?secret=FYoaLWEWpq\" data-secret=\"FYoaLWEWpq\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<p>\u660e\u65e5\u3082\u307e\u305f\u4e00\u6b69\u3001\u524d\u306b\u9032\u3093\u3067\u307f\u307e\u3059\u3002 \u2728<\/p>\n\n<p><em>\u30b7\u30f3\u30d3\u30bb\u30ad\u30e5\u30ea\u30c6\u30a31\u65e5\u76ee\u3001\u30bd\u30b8\u30e5\u30f3\u306e\u65e5\u8a18\u3002<\/em><\/p>\n\n<!-- value-touch -->\n<ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-1714963467738367\" data-ad-slot=\"1544334733\" data-ad-format=\"auto\" data-full-width-responsive=\"true\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>\u30cf\u30c3\u30ad\u30f3\u30b0\uff1f\u3044\u3044\u3048\u3001\u611f\u6027\u30eb\u30fc\u30c6\u30a3\u30f3\u306e\u59cb\u307e\u308a\u3067\u3059 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