{"id":13958,"date":"2023-08-20T23:28:21","date_gmt":"2023-08-20T14:28:21","guid":{"rendered":"https:\/\/lab4ict.com\/system\/?p=13958"},"modified":"2023-08-20T23:36:46","modified_gmt":"2023-08-20T14:36:46","slug":"linux%e3%81%a7dns%e3%81%ae%e5%90%8d%e5%89%8d%e8%a7%a3%e6%b1%ba%e3%82%92%e7%a2%ba%e8%aa%8d%e3%81%99%e3%82%8b%ef%bc%81%ef%bc%88dig%ef%bc%89","status":"publish","type":"post","link":"https:\/\/lab4ict.com\/system\/archives\/13958","title":{"rendered":"Linux\u3067DNS\u306e\u540d\u524d\u89e3\u6c7a\u3092\u78ba\u8a8d\u3059\u308b\uff01\uff08dig\uff09"},"content":{"rendered":"<p>nslookup\u30b3\u30de\u30f3\u30c9\u3067\u3001DNS\u306e\u540d\u524d\u89e3\u6c7a\u306e\u78ba\u8a8d\u3092\u884c\u3044\u307e\u3059\u3002<br \/>\n<!--more--><\/p>\n<h2>\u30aa\u30d7\u30b7\u30e7\u30f3\u306a\u3057\u3067\u540d\u524d\u89e3\u6c7a\u3092\u78ba\u8a8d\u3059\u308b\uff01<\/h2>\n<p>\u30aa\u30d7\u30b7\u30e7\u30f3\u306a\u3057\u3067\u540d\u524d\u89e3\u6c7a\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u4f7f\u7528\u3057\u3066\u3044\u308bDNS\u30b5\u30fc\u30d0\u3092\u78ba\u8a8d\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1,14,15,18]; title: ; notranslate\" title=\"\">\r\n$ dig www.google.com\r\n\r\n; &lt;&lt;&gt;&gt; DiG 9.11.36-RedHat-9.11.36-3.el8 &lt;&lt;&gt;&gt; www.google.com\r\n;; global options: +cmd\r\n;; Got answer:\r\n;; -&gt;&gt;HEADER&lt;&lt;- opcode: QUERY, status: NOERROR, id: 14141\r\n;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1\r\n\r\n;; OPT PSEUDOSECTION:\r\n; EDNS: version: 0, flags:; udp: 4096\r\n;; QUESTION SECTION:\r\n;www.google.com.\t\t\tIN\tA\r\n\r\n;; ANSWER SECTION:\r\nwww.google.com.\t\t163\tIN\tA\t142.250.198.4\r\n\r\n;; Query time: 4 msec\r\n;; SERVER: 10.1.0.1#53(10.1.0.1)\r\n;; WHEN: Sun Aug 20 23:31:25 JST 2023\r\n;; MSG SIZE  rcvd: 59\r\n<\/pre>\n<h2>DNS\u30b5\u30fc\u30d0\u3092\u6307\u5b9a\u3057\u3066\u540d\u524d\u89e3\u6c7a\u3092\u78ba\u8a8d\u3059\u308b\uff01<\/h2>\n<p>\u300c@\u300d\u306b\u7d9a\u3051\u3066DNS\u30b5\u30fc\u30d0\u3092\u6307\u5b9a\u3057\u3066\u3001\u540d\u524d\u89e3\u6c7a\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1,15,16]; title: ; notranslate\" title=\"\">\r\n dig @8.8.8.8 www.google.com\r\n\r\n; &lt;&lt;&gt;&gt; DiG 9.11.36-RedHat-9.11.36-3.el8 &lt;&lt;&gt;&gt; @8.8.8.8 www.google.com\r\n; (1 server found)\r\n;; global options: +cmd\r\n;; Got answer:\r\n;; -&gt;&gt;HEADER&lt;&lt;- opcode: QUERY, status: NOERROR, id: 13320\r\n;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1\r\n\r\n;; OPT PSEUDOSECTION:\r\n; EDNS: version: 0, flags:; udp: 512\r\n;; QUESTION SECTION:\r\n;www.google.com.\t\t\tIN\tA\r\n\r\n;; ANSWER SECTION:\r\nwww.google.com.\t\t206\tIN\tA\t142.251.222.36\r\n\r\n;; Query time: 40 msec\r\n;; SERVER: 8.8.8.8#53(8.8.8.8)\r\n;; WHEN: Sun Aug 20 23:22:26 JST 2023\r\n;; MSG SIZE  rcvd: 59\r\n<\/pre>\n<h2>\u89e3\u6c7a\u3059\u308bDNS\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u6307\u5b9a\u3059\u308b\uff01<\/h2>\n<p>\u89e3\u6c7a\u3059\u308bDNS\u306e\u30ec\u30b3\u30fc\u30c9\u306e\u7a2e\u985e\u3092\u6700\u5f8c\u306e\u5f15\u6570\u306b\u6307\u5b9a\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u4f8b\u3067\u306f\u3001MX\u30ec\u30b3\u30fc\u30c9\u306e\u89e3\u6c7a\u3092\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1,15,16,17,18,19,20]; title: ; notranslate\" title=\"\">\r\n$ dig @8.8.8.8 gmail.com mx\r\n\r\n; &lt;&lt;&gt;&gt; DiG 9.11.36-RedHat-9.11.36-3.el8 &lt;&lt;&gt;&gt; @8.8.8.8 gmail.com mx\r\n; (1 server found)\r\n;; global options: +cmd\r\n;; Got answer:\r\n;; -&gt;&gt;HEADER&lt;&lt;- opcode: QUERY, status: NOERROR, id: 41208\r\n;; flags: qr rd ra; QUERY: 1, ANSWER: 5, AUTHORITY: 0, ADDITIONAL: 1\r\n\r\n;; OPT PSEUDOSECTION:\r\n; EDNS: version: 0, flags:; udp: 512\r\n;; QUESTION SECTION:\r\n;gmail.com.\t\t\tIN\tMX\r\n\r\n;; ANSWER SECTION:\r\ngmail.com.\t\t3162\tIN\tMX\t5 gmail-smtp-in.l.google.com.\r\ngmail.com.\t\t3162\tIN\tMX\t40 alt4.gmail-smtp-in.l.google.com.\r\ngmail.com.\t\t3162\tIN\tMX\t20 alt2.gmail-smtp-in.l.google.com.\r\ngmail.com.\t\t3162\tIN\tMX\t10 alt1.gmail-smtp-in.l.google.com.\r\ngmail.com.\t\t3162\tIN\tMX\t30 alt3.gmail-smtp-in.l.google.com.\r\n\r\n;; Query time: 35 msec\r\n;; SERVER: 8.8.8.8#53(8.8.8.8)\r\n;; WHEN: Sun Aug 20 23:25:44 JST 2023\r\n;; MSG SIZE  rcvd: 161\r\n<\/pre>\n<h2>\u304a\u308f\u308a\u306b<\/h2>\n<p>dig\u30b3\u30de\u30f3\u30c9\u306f\u3001nslookup\u30b3\u30de\u30f3\u30c9\u3068\u7570\u306a\u308a\u3001\u5f15\u6570\u306b\u5fc5\u8981\u306a\u60c5\u5831\u3092\u3059\u3079\u3066\u6307\u5b9a\u3057\u3066\u540d\u524d\u89e3\u6c7a\u306e\u78ba\u8a8d\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<h2>\u95a2\u9023\u8a18\u4e8b<\/h2>\n<div class=\"sc_getpost\"><a class=\"clearfix\" href=\"https:\/\/lab4ict.com\/system\/archives\/13597\" ><div class=\"sc_getpost_thumb post-box-thumbnail__wrap\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODdhAQABAPAAAN3d3QAAACwAAAAAAQABAAACAkQBADs=\" width=\"150\" height=\"150\" alt=\"\u3010\u8a18\u4e8b\u4e00\u89a7\u3011Linux\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3044\u3053\u306a\u3059\uff01\" loading=\"lazy\" data-src=\"https:\/\/lab4ict.com\/system\/wp-content\/uploads\/2021\/02\/fi_linux_01-150x150.png\" class=\"lazyload\"><\/div><div class=\"title\">\u3010\u8a18\u4e8b\u4e00\u89a7\u3011Linux\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3044\u3053\u306a\u3059\uff01<\/div><div class=\"substr\">Linux\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3044\u3053\u306a\u3059\u305f\u3081\u306e\u8a18\u4e8b\u4e00\u89a7\u3092\u63b2\u8f09\u3057\u307e\u3059\u3002...<\/div><\/a><\/div>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>nslookup\u30b3\u30de\u30f3\u30c9\u3067\u3001DNS\u306e\u540d\u524d\u89e3\u6c7a\u306e\u78ba\u8a8d\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":5527,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[874],"tags":[924,600,282,25,325],"class_list":["post-13958","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-network-linux","tag-dig","tag-dns","tag-linux","tag-25","tag-325"],"_links":{"self":[{"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts\/13958","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/comments?post=13958"}],"version-history":[{"count":12,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts\/13958\/revisions"}],"predecessor-version":[{"id":13971,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts\/13958\/revisions\/13971"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/media\/5527"}],"wp:attachment":[{"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/media?parent=13958"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/categories?post=13958"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/tags?post=13958"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}