{"id":91,"date":"2022-08-15T07:07:09","date_gmt":"2022-07-22T10:25:25","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/index.php\/2023\/11\/30\/dns%e3%81%ae%e3%83%92%e3%83%b3%e3%83%88%e3%81%a8%e3%83%88%e3%83%aa%e3%83%83%e3%82%af\/"},"modified":"2025-07-31T13:57:10","modified_gmt":"2025-07-31T04:57:10","slug":"dns%e3%81%ae%e3%83%92%e3%83%b3%e3%83%88%e3%81%a8%e3%83%88%e3%83%aa%e3%83%83%e3%82%af","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/dns%e3%81%ae%e3%83%92%e3%83%b3%e3%83%88%e3%81%a8%e3%83%88%e3%83%aa%e3%83%83%e3%82%af\/","title":{"rendered":"DNS\u306e\u30d2\u30f3\u30c8\u3068\u30c8\u30ea\u30c3\u30af"},"content":{"rendered":"<h3>\u30a4\u30f3\u30c8\u30ed\u30c0\u30af\u30b7\u30e7\u30f3<\/h3>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001DNS\u3092\u4f7f\u7528\u3057\u3066\u3067\u304d\u308b3\u3064\u306e\u30c8\u30ea\u30c3\u30af\u306b\u3064\u3044\u3066\u5b66\u3073\u307e\u3059\u3002DNS\u8a2d\u5b9a\u3092\u884c\u3063\u305f\u3053\u3068\u304c\u3042\u308b\u65b9\u306b\u306f\u3001\u3053\u308c\u3089\u306e\u5c0f\u3055\u306a\u30c8\u30ea\u30c3\u30af\u304c\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092\u5c11\u3057\u65e9\u3081\u308b\u306e\u306b\u5f79\u7acb\u3064\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u30bf\u30fc\u30df\u30ca\u30eb\u3067DNS\u30c7\u30fc\u30bf\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u3084\u3001\u73fe\u5728\u306e\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u65b9\u6cd5\u306a\u3069\u3001\u3044\u304f\u3064\u304b\u306e\u30b3\u30de\u30f3\u30c9\u3084DNS\u30c7\u30fc\u30bf\u306e\u64cd\u4f5c\u65b9\u6cd5\u3092\u5b66\u3073\u307e\u3059\u3002\u7d42\u308f\u3063\u305f\u6642\u306b\u306f\u3001DNS\u8ca0\u8377\u5206\u6563\u306e\u8a2d\u5b9a\u65b9\u6cd5\u3055\u3048\u308f\u304b\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2>WHOIS\u3068Dig\u3092\u4f7f\u7528\u3057\u3066\u3001DNS\u30ec\u30b3\u30fc\u30c9\u304c\u6b63\u5e38\u306b\u6a5f\u80fd\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u306f\u3042\u308a\u307e\u3059\u304b\uff1f<\/h2>\n<p>Silicon Cloud\u306f\u30c9\u30e1\u30a4\u30f3\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u3092\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u591a\u304f\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u4e2d\u306e\u4e00\u3064\u3067\u3059\u3002\u3053\u306e\u4f8b\u3067\u306f\u3001Silicon Cloud\u3092\u4f7f\u7528\u3057\u305f\u5834\u5408\u306eDNS\u30ec\u30b3\u30fc\u30c9\u306e\u898b\u65b9\u3092\u3054\u89a7\u3044\u305f\u3060\u3051\u307e\u3059\u3002\u3042\u306a\u305f\u306f\u81ea\u5206\u306e\u30c9\u30e1\u30a4\u30f3\u3092Silicon Cloud\u306e\u540d\u524d\u30b5\u30fc\u30d0\u306b\u5411\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u3001ping\u3057\u3066\u3082\u307e\u3060\u65e7\u60c5\u5831\u304c\u8868\u793a\u3055\u308c\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u4ee5\u524d\u306eDNS\u60c5\u5831\u304c\u53cd\u6620\u3055\u308c\u308b\u524d\u306b\u3053\u306e\u72b6\u6cc1\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u3054\u81ea\u5b85\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u306f\u3001TTL\uff08\u751f\u5b58\u6642\u9593\uff09\u3068\u3057\u3066\u77e5\u3089\u308c\u308b\u4e00\u5b9a\u671f\u9593\u3001DNS\u60c5\u5831\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3057\u3001\u305d\u306e\u671f\u9593\u304c\u5207\u308c\u308b\u307e\u3067\u305d\u306e\u60c5\u5831\u306e\u307f\u63d0\u4f9b\u3057\u307e\u3059\u3002\u901a\u5e38\u3001\u751f\u5b58\u6642\u9593\u306f30\u5206\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3042\u306a\u305f\u304cSilicon Cloud\u306e\u540d\u524d\u30b5\u30fc\u30d0\u30fc\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u3001WHOIS\u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u51fa\u529b\u306b\u306f\u3001\u6700\u65b0\u306e\u540d\u524d\u30b5\u30fc\u30d0\u30fc\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"$\">whois yourdomainname.com<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<div class=\"secondary-code-label\" title=\"Output\">Output<\/div>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>Domain Name: YOURDOMAINNAME.COM Registrar: ENOM, INC. Whois Server: whois.enom.com Referral URL: http:\/\/www.enom.com Name Server: NS1.DIGITALOCEAN.COM Name Server: NS2.DIGITALOCEAN.COM Name Server: NS3.DIGITALOCEAN.COM Status: ok<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>WHOIS\u60c5\u5831\u304c\u6b63\u3057\u304f\u66f4\u65b0\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u305f\u5f8c\u3001Dig\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001Silicon Cloud\u306e\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u304c\u304a\u4f7f\u3044\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u306eDNS\u30ec\u30b3\u30fc\u30c9\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"$\"><span class=\"token function\">dig<\/span> <span class=\"token parameter variable\">-t<\/span> NS yourdomainname.com @ns1.digitalocean.com<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<div class=\"secondary-code-label\" title=\"Output\">Output<\/div>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>; &lt;&lt;&gt;&gt; DiG 9.10.6 &lt;&lt;&gt;&gt; -t NS yourdomainname.com @ns1.digitalocean.com ;; global options: +cmd ;; Got answer: ;; -&gt;&gt;HEADER&lt;&lt;- opcode: QUERY, status: NOERROR, id: 44786 ;; flags: qr aa rd; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 1 ;; WARNING: recursion requested but not available ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 512 ;; QUESTION SECTION: ;yourdomainname.com. IN NS ;; ANSWER SECTION: yourdomainname.com. 7200 IN NS ns3.digitalocean.com. yourdomainname.com. 7200 IN NS ns2.digitalocean.com. yourdomainname.com. 7200 IN NS ns1.digitalocean.com. ;; Query time: 30 msec ;; SERVER: 2001:4860:4802:32::6e#53(2001:4860:4802:32::6e) ;; WHEN: Thu Dec 22 12:11:26 CST 2022 ;; MSG SIZE rcvd: 161<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u3053\u308c\u3089\u306e\u60c5\u5831\u306f\u3001\u30b5\u30a4\u30c8\u304c\u6b63\u3057\u3044\u540d\u524d\u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3055\u308c\u3001\u60c5\u5831\u304c\u66f4\u65b0\u4e2d\u306b\u4f1d\u308f\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u6700\u3082\u8fc5\u901f\u306b\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u3001\u3059\u3079\u3066\u6709\u7528\u3067\u3059\u3002<\/p>\n<h2>DNS\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b7\u30f3\u30b0\u306e\u8a2d\u5b9a\u65b9\u6cd5<\/h2>\n<p>DNS\u30ec\u30b3\u30fc\u30c9\u306f\u3001\u8907\u6570\u306eIP\u30a2\u30c9\u30ec\u30b9\u9593\u3067\u30b5\u30a4\u30c8\u306e\u8a2a\u554f\u8005\u3092\u5747\u7b49\u306b\u5206\u6563\u3055\u305b\u308b\u30b7\u30f3\u30d7\u30eb\u306a\u8ca0\u8377\u5206\u6563\u88c5\u7f6e\u3092\u69cb\u7bc9\u3059\u308b\u65b9\u6cd5\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5404IP\u30a2\u30c9\u30ec\u30b9\u306f\u540c\u4e00\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u30b5\u30a4\u30c8\u306b\u8907\u6570\u306eIP\u30a2\u30c9\u30ec\u30b9\u304c\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u8a2a\u554f\u8005\u306f\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308bIP\u30a2\u30c9\u30ec\u30b9\u306e\u3044\u305a\u308c\u304b\u306b\u9001\u4fe1\u3055\u308c\u307e\u3059\u3002\u4e00\u3064\u306e\u30b5\u30fc\u30d0\u30fc\u304c\u6545\u969c\u3057\u3066\u3082\u3001\u3088\u308a\u591a\u304f\u306e\u8a2a\u554f\u8005\u3092\u63d0\u4f9b\u3057\u3001\u30b5\u30a4\u30c8\u304c\u30c0\u30a6\u30f3\u3057\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306b\u5f79\u7acb\u3064\u65b9\u6cd5\u3067\u3059\u304c\u3001DNS\u8ca0\u8377\u5206\u6563\u306f\u5730\u7406\u7684\u306a\u8981\u7d20\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6df7\u96d1\u72b6\u6cc1\u3001\u30e6\u30fc\u30b6\u30fc\u306eIP\u30a2\u30c9\u30ec\u30b9\u306a\u3069\u3092\u8003\u616e\u3057\u3066\u3044\u307e\u305b\u3093\u3002\u3053\u308c\u3089\u306e\u8ab2\u984c\u306b\u5bfe\u51e6\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306f\u3001\u5f53\u793e\u306e\u300cCDN\u3068\u306f\u4f55\u304b\u300d\u306e\u8a18\u4e8b\u3067\u5b66\u3076\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>DNS\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b7\u30f3\u30b0\u3092\u8a2d\u5b9a\u3059\u308b\u306b\u306f\u3001\u30db\u30b9\u30c8\u540d\u306e@\u306e\u90e8\u5206\u306b\u30b5\u30a4\u30c8\u306eA\u30ec\u30b3\u30fc\u30c9\u3092\u8a18\u5165\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u3092\u30e1\u30a4\u30f3\u30c9\u30e1\u30a4\u30f3\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u3088\u3046\u306b\u3057\u3001IP\u30a2\u30c9\u30ec\u30b9\u30d5\u30a3\u30fc\u30eb\u30c9\u306b\u6b63\u3057\u3044IP\u3092\u8a18\u5165\u3057\u307e\u3059\u3002<br \/>\n\u3042\u306a\u305f\u306e\u8a2d\u5b9a\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308b\u3079\u304d\u3067\u3059\uff1a<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644e1edaa94e2bdf7aff02\/15-0.png\" alt=\"dns\" \/><\/div>\n<h2>\u30b5\u30a4\u30c8\u306e\u505c\u6b62\u6642\u9593\u306a\u3057\u3067\u3001\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u3092\u5909\u66f4\u3059\u308b\u65b9\u6cd5<\/h2>\n<p>\u73fe\u5728\u306e\u30db\u30b9\u30c8\u304b\u3089Silicon Cloud\u3078\u306e\u30b5\u30a4\u30c8\u306e\u540d\u524d\u30b5\u30fc\u30d0\u30fc\u306e\u5909\u66f4\u306f\u3001\u30b5\u30a4\u30c8\u306e\u505c\u6b62\u306a\u3057\u3067\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u6700\u521d\u306b\u3001Silicon Cloud\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u3059\u3079\u3066\u306eDNS\u8a2d\u5b9a\u3092\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u884c\u3063\u3066\u3082\u73fe\u5728\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u306f\u5f71\u97ff\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u306a\u305c\u306a\u3089\u3001\u30b5\u30a4\u30c8\u306f\u5143\u306e\u30db\u30b9\u30c8\u3067\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>A\u3001CNAME\u3001MX \u30b5\u30fc\u30d0\u30fc\u30ec\u30b3\u30fc\u30c9\u3092\u8a2d\u5b9a\u3057\u305f\u5f8c\u3001\u30c9\u30e1\u30a4\u30f3\u767b\u9332\u696d\u8005\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3082\u3057\u81ea\u5206\u304c\u540d\u524d\u3092\u767b\u9332\u3057\u305f\u5834\u6240\u304c\u5206\u304b\u3089\u306a\u3044\u5834\u5408\u306f\u3001\u300cWHOIS\u300d\u3068\u3044\u3046\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001IP\u30a2\u30c9\u30ec\u30b9\u3084\u767b\u9332\u8a73\u7d30\u306a\u3069\u3001\u30b5\u30a4\u30c8\u306e\u8b58\u5225\u60c5\u5831\u3092\u8868\u793a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u3092\u958b\u304d\u3001\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"$\">whois example.com<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u306f\u3001\u30b5\u30a4\u30c8\u306b\u95a2\u9023\u3059\u308b\u3059\u3079\u3066\u306e\u8a73\u7d30\u3092\u8868\u793a\u3057\u307e\u3059\u3002\u305d\u308c\u306b\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u767b\u9332\u696d\u8005\u304c\u542b\u307e\u308c\u308b\u300cTechnical 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