{"id":49026,"date":"2023-08-17T17:06:24","date_gmt":"2023-08-17T08:06:24","guid":{"rendered":"https:\/\/kinqsta.com\/jp\/?p=49026&#038;post_type=knowledgebase&#038;preview_id=49026"},"modified":"2025-10-02T04:46:10","modified_gmt":"2025-10-01T19:46:10","slug":"what-is-dns","status":"publish","type":"post","link":"https:\/\/kinqsta.com\/jp\/blog\/what-is-dns\/","title":{"rendered":"DNS\u3068\u306f\u2500\u30c9\u30e1\u30a4\u30f3\u30cd\u30fc\u30e0\u30b7\u30b9\u30c6\u30e0\u306e\u57fa\u672c\u3092\u89e3\u8aac"},"content":{"rendered":"<p>DNS\u306f\u3001<strong>\u30c9\u30e1\u30a4\u30f3\u30cd\u30fc\u30e0\u30b7\u30b9\u30c6\u30e0<\/strong>\u306e\u7565\u3067\u3001\u30a6\u30a7\u30d6\u306b\u6b20\u304b\u305b\u306a\u3044\u8a00\u8449\u3067\u3042\u308a\u306a\u304c\u3089\u3001\u8aa4\u89e3\u3055\u308c\u304c\u3061\u306a\u6982\u5ff5\u3067\u3082\u3042\u308a\u307e\u3059\u3002\u7c21\u5358\u306b\u8a00\u3046\u3068\u3001DNS\u306f\u30c9\u30e1\u30a4\u30f3\u540d\u3068\u5b9f\u969b\u306e\u30a6\u30a7\u30d6\u30b5\u30fc\u30d0\u30fc\u3092\u63a5\u7d9a\u3059\u308b\u3053\u3068\u3067\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u6574\u7406\u3001\u8a98\u5c0e\u3059\u308b\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u57fa\u672c\u7684\u306b\u3001DNS\u306f\u3001kinqsta.com\u306e\u3088\u3046\u306a\u30c9\u30e1\u30a4\u30f3\u540d\u3068\u3044\u3046\u4eba\u9593\u306b\u3068\u3063\u3066\u4f7f\u3044\u3084\u3059\u3044\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u53d7\u3051\u53d6\u308a\u3001216.3.128.12\u306e\u3088\u3046\u306a\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306b\u3068\u3063\u3066\u4f7f\u3044\u3084\u3059\u3044\u30b5\u30fc\u30d0\u30fcIP\u30a2\u30c9\u30ec\u30b9\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/p>\n<p>DNS\u306f\u30a2\u30c9\u30ec\u30b9\u306e\u691c\u7d22\u3068\u30c7\u30d0\u30a4\u30b9\u306e\u63a5\u7d9a\u3092\u884c\u3046\u3082\u306e\u3067\u3001\u305d\u306e\u6027\u8cea\u304b\u3089\u300c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u96fb\u8a71\u5e33\u300d\u3068\u4f8b\u3048\u3089\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002DNS\u304c\u306a\u3051\u308c\u3070\u3001\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306b\u3001\u3044\u3061\u3044\u3061\u3059\u3079\u3066\u306e\u30b5\u30a4\u30c8\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u899a\u3048\u306a\u3051\u308c\u3070\u306a\u3089\u305a\u3001\u8003\u3048\u308b\u3060\u3051\u3067\u3082\u6c17\u304c\u9060\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><a href=\"#how-dns-works\">DNS\u306e\u4ed5\u7d44\u307f<\/a><\/li>\n<li><a href=\"#dns-propagation\">DNS\u306e\u4f1d\u64ad<\/a><\/li>\n<li><a href=\"#dns-configuration\">DNS\u306e\u8a2d\u5b9a\u2500\u30c9\u30e1\u30a4\u30f3\u306e\u8a2d\u5b9a\u65b9\u6cd5<\/a><\/li>\n<li><a href=\"#free-dns-vs-premium-dns\">\u7121\u6599DNS\u3068\u6709\u6599DNS<\/a><\/li>\n<\/ul>\n<h2 id=\"how-dns-works\">DNS\u306e\u4ed5\u7d44\u307f<\/h2>\n<p>\u30e6\u30fc\u30b6\u30fc\u304c\u30a6\u30a7\u30d6\u30d6\u30e9\u30a6\u30b6\u306bURL\u3092\u5165\u529b\u3059\u308b\u3068\u3001DNS\u306b\u3088\u308a\u305d\u306eURL\u304c\u5b9f\u969b\u306e\u30b5\u30fc\u30d0\u30fc\u306eIP\u30a2\u30c9\u30ec\u30b9\u306b\u53d6\u308a\u7d99\u304c\u308c\u307e\u3059\u3002\u3053\u306e\u51e6\u7406\u3092\u6307\u3057\u3066\u300c\u540d\u524d\u89e3\u6c7a\u300d\u3068\u3044\u3046\u8868\u73fe\u304c\u4f7f\u308f\u308c\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u3002\u3055\u307e\u3056\u307e\u306a\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u306b\u554f\u3044\u5408\u308f\u305b\u3092\u884c\u3044\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u5b9f\u969b\u306eIP\u30a2\u30c9\u30ec\u30b9\u306e\u7279\u5b9a\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<p>DNS\u306f\u4e3b\u306b4\u3064\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u95a2\u4fc2\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li><a href=\"#domain-registrar\">\u30c9\u30e1\u30a4\u30f3\u30ec\u30b8\u30b9\u30c8\u30e9<\/a><\/li>\n<li><a href=\"#nameservers\">\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc<\/a><\/li>\n<li><a href=\"#dns-records\">DNS\u30ec\u30b3\u30fc\u30c9<\/a><\/li>\n<li><a href=\"#web-based-services\">\u30a6\u30a7\u30d6\u30d9\u30fc\u30b9\u306e\u30b5\u30fc\u30d3\u30b9<\/a>\uff08\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3084\u30e1\u30fc\u30eb\u306a\u3069\uff09<\/li>\n<\/ul>\n<p>\u3053\u308c\u30894\u3064\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u3069\u306e\u3088\u3046\u306b\u9023\u643a\u3057\u3066\u3044\u308b\u304b\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3 id=\"domain-registrar\">\u30c9\u30e1\u30a4\u30f3\u30ec\u30b8\u30b9\u30c8\u30e9<\/h3>\n<p>\u30c9\u30e1\u30a4\u30f3\u30ec\u30b8\u30b9\u30c8\u30e9\u306f\u3001<a href=\"https:\/\/kinqsta.com\/blog\/how-much-does-a-domain-name-cost\/\">\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u8cfc\u5165<\/a>\u5834\u6240\u3067\u3042\u308a\u3001\u3053\u3053\u3067\u767b\u9332\u3057\u305f\u30c9\u30e1\u30a4\u30f3\u306e\u7ba1\u7406\u304c\u884c\u308f\u308c\u307e\u3059\uff08<a href=\"https:\/\/kinqsta.com\/jp\/godaddy-alternative\/\" target=\"_blank\" rel=\"noopener noreferrer\">GoDaddy<\/a>\u3084Namecheap\u306a\u3069\uff09\u3002Kinsta\u3067\u306f\u30c9\u30e1\u30a4\u30f3\u767b\u9332\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u305b\u3093\u304c\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/best-domain-registrar\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u3053\u3061\u3089\u3067\u304a\u3059\u3059\u3081\u306e\u30c9\u30e1\u30a4\u30f3\u30ec\u30b8\u30b9\u30c8\u30e9<\/a>\u3092\u3054\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><strong>\u30ec\u30b8\u30b9\u30c8\u30e9\u3067\u30c9\u30e1\u30a4\u30f3\u306e\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u306e\u6307\u5b9a\u3092\u884c\u3044\u307e\u3059\u3002<\/strong><\/p>\n<p>\u307b\u3068\u3093\u3069\u306e\u30ec\u30b8\u30b9\u30c8\u30e9\u3067\u3001\u30c9\u30e1\u30a4\u30f3\u767b\u9332\u8cbb\u7528\u306b\u57fa\u672c\u7684\u306aDNS\u30b5\u30fc\u30d3\u30b9\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3001\u30c9\u30e1\u30a4\u30f3\u306b\u5bfe\u3057\u3066\u7279\u5225\u306a\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u3092\u8ffd\u52a0\/\u8a2d\u5b9a\u3057\u306a\u3044\u9650\u308a\u3001\u30c9\u30e1\u30a4\u30f3\u306f\u30ec\u30b8\u30b9\u30c8\u30e9\u306e\u6a19\u6e96\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067DNS\u30ec\u30b3\u30fc\u30c9\u306f\u30ec\u30b8\u30b9\u30c8\u30e9\u306b\u3088\u308a\u7ba1\u7406\u3055\u308c\u307e\u3059\u3002<\/p>\n<h3 id=\"nameservers\">\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc<\/h3>\n<p><a href=\"https:\/\/kinqsta.com\/jp\/blog\/what-is-a-nameserver\/\">\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc<\/a>\u306f\u30a6\u30a7\u30d6\u30b5\u30fc\u30d0\u30fc\u3068\u3088\u304f\u4f3c\u305f\u30b5\u30fc\u30d0\u30fc\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3084\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u60c5\u5831\u3092\u914d\u4fe1\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001<strong>DNS\u30ec\u30b3\u30fc\u30c9\u3092\u4fdd\u5b58<\/strong>\u3059\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3064\u307e\u308a\u3001DNS\u30ec\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u30ec\u30b8\u30b9\u30c8\u30e9\u307e\u305f\u306fCloudflare\u306a\u3069\u306e\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30b5\u30fc\u30d3\u30b9\u306b\u3088\u3063\u3066\u6307\u5b9a\u3055\u308c\u305f\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u4e0a\u306eDNS\u30ec\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u5c11\u3057\u308f\u304b\u308a\u306b\u304f\u3044\u306e\u3067\u3001\u67b6\u7a7a\u306e\u4f8b\u3092\u898b\u3066\u8003\u3048\u3066\u307f\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u3042\u306a\u305f\u306e\u30c9\u30e1\u30a4\u30f3\uff08example.com\uff09\u306fGoDaddy\u3067\u767b\u9332\uff08\u8cfc\u5165\uff09\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<li>GoDaddy\u30a2\u30ab\u30a6\u30f3\u30c8\u5185\u306eexample.com\u306bCloudflare\u306e\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u3092\u8ffd\u52a0\u3057\u3001Cloudflare\u306e\u4f7f\u7528\u3092\u958b\u59cb\u3057\u307e\u3057\u305f\u3002<\/li>\n<li>GoDaddy\u3067example.com\u306eDNS\u30ec\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u3057\u307e\u3059\u3002\u3068\u306f\u8a00\u3048\u3001\u30c9\u30e1\u30a4\u30f3\u306fGoDaddy\u306e\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u3092\u4f7f\u7528\u3057\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u3053\u306e\u5909\u66f4\u3067\u306f\u4f55\u3082\u5909\u308f\u308a\u307e\u305b\u3093\u3002<\/li>\n<li>Cloudflare\u3067example.com\u306e\u540c\u3058DNS\u306b\u5909\u66f4\u3092\u52a0\u3048\u307e\u3059\u3002\u30c9\u30e1\u30a4\u30f3\u3067Cloudflare\u306e\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u3053\u306e\u64cd\u4f5c\u306b\u3088\u308a\u3001\u5b9f\u969b\u306b\u8a2d\u5b9a\u5185\u5bb9\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>\u3064\u307e\u308a\u3001GoDaddy\u306e\u307f\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u3092\u7ba1\u7406\u3057\u3066\u3044\u308bGoDaddy\u3067DNS\u30ec\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u3067\u304d\u307e\u3059\u3002Cloudflare\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001Cloudflare\u3067\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u3092\u7ba1\u7406\u3059\u308b\u305f\u3081\u3001Cloudflare\u3067DNS\u30ec\u30b3\u30fc\u30c9\u306e\u8abf\u6574\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002Kinsta DNS\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u3082\u540c\u69d8\u3067\u3059\u3002<\/p>\n<p>\u307e\u305a\u30c9\u30e1\u30a4\u30f3\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u306b\u30a2\u30af\u30bb\u30b9\u3057\u306a\u3051\u308c\u3070\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u8a2a\u554f\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u305d\u306e\u904e\u7a0b\u3067\u3001&#8221;<a href=\"https:\/\/kinqsta.com\/blog\/dns-server-not-responding\/\">DNS server not responding<\/a>&#8220;\u3068\u3044\u3063\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3053\u308c\u306f\u57fa\u672c\u7684\u306b\u30db\u30b9\u30c8\u540d\u3092IP\u30a2\u30c9\u30ec\u30b9\u306b\u5909\u63db\u3059\u308b\u5206\u6563\u578b\u30cd\u30fc\u30df\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u304c\u5fdc\u7b54\u3057\u306a\u304b\u3063\u305f\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n<h3 id=\"dns-records\">DNS\u30ec\u30b3\u30fc\u30c9<\/h3>\n<p><strong>DNS\u30ec\u30b3\u30fc\u30c9\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u3068\u30a6\u30a7\u30d6\u30d9\u30fc\u30b9\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u7d10\u4ed8\u3051\u308b\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002<\/strong><\/p>\n<p>DNS\u30ec\u30b3\u30fc\u30c9\u306b\u306f\u3044\u304f\u3064\u304b\u306e\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001\u4f7f\u7528\u3055\u308c\u308b\u306e\u306f4\uff5e5\u7a2e\u985e\u3060\u3051\u3067\u3059\u3002\u4ee5\u4e0b\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li><strong>A\u30ec\u30b3\u30fc\u30c9<\/strong>\uff1a\u30c9\u30e1\u30a4\u30f3\u307e\u305f\u306f\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3092<a href=\"https:\/\/kinqsta.com\/jp\/docs\/wordpress-hosting\/site-management\/ip-addresses\/#site-ip-address-ipv4\" target=\"_blank\" rel=\"noopener noreferrer\">IPv4\u30a2\u30c9\u30ec\u30b9\u3067<\/a>\u6307\u5b9a\u3059\u308b\u306e\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001example.com\u306e\u3088\u3046\u306a\u30c9\u30e1\u30a4\u30f3\u3092\u3001example.com\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u304c\u5b58\u5728\u3059\u308b\u30a6\u30a7\u30d6\u30b5\u30fc\u30d0\u30fc\u306b\u8a98\u5c0e\u3059\u308b\u305f\u3081\u306e\u30eb\u30fc\u30eb\u3067\u3059\u3002(\u6ce8\uff1a\u30a6\u30a7\u30d6\u30b5\u30fc\u30d0\u30fc\u304cIPv4\u30a2\u30c9\u30ec\u30b9\u3067\u306f\u306a\u304fIPv6\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001A\u30ec\u30b3\u30fc\u30c9\u3067\u306f\u306a\u304fAAAA\u30ec\u30b3\u30fc\u30c9\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\uff09\u3002<\/li>\n<li><strong>CNAME\u30ec\u30b3\u30fc\u30c9<\/strong>\uff1a\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3092\u30d7\u30e9\u30a4\u30de\u30ea\uff08\u30ab\u30ce\u30cb\u30ab\u30eb\uff09\u30c9\u30e1\u30a4\u30f3\u306b\u7d10\u3065\u3051\u308b\u306e\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001www.example.com\u3068example.com\u306e\u3088\u3046\u306b\u3001www\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\u3092\u30d7\u30e9\u30a4\u30de\u30ea\u30c9\u30e1\u30a4\u30f3\u306b\u95a2\u9023\u4ed8\u3051\u3089\u308c\u307e\u3059\u3002<\/li>\n<li><strong>MX\u30ec\u30b3\u30fc\u30c9<\/strong>\uff1a\u30c9\u30e1\u30a4\u30f3\u3068\u30e1\u30fc\u30eb\u30b5\u30fc\u30d3\u30b9\u3092\u7d10\u3065\u3051\u308b\u306e\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001example.com\u5b9b\u306e\u30e1\u30fc\u30eb\u3092Gmail\u306a\u3069\u306e\u7279\u5b9a\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d3\u30b9\u306b\u8ee2\u9001\u3059\u308b\u306e\u306b\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<li><strong>TXT\u30ec\u30b3\u30fc\u30c9<\/strong>\uff1a\u4efb\u610f\u306e\u30c6\u30ad\u30b9\u30c8\u3092\u30c9\u30e1\u30a4\u30f3\u306b\u8a2d\u5b9a\u3059\u308b\u306e\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001SPF\u30ec\u30b3\u30fc\u30c9\u3092\u30c9\u30e1\u30a4\u30f3\u306b\u95a2\u9023\u4ed8\u3051\u308b\u3053\u3068\u3067\u3001\u30e1\u30fc\u30eb\u306e\u914d\u4fe1\u6027\u3092\u9ad8\u3081\u3001\u30b9\u30d1\u30e0\u306b\u5bfe\u3059\u308b\u5b88\u308a\u3092\u56fa\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<a href=\"https:\/\/kinqsta.com\/jp\/blog\/email-authentication\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u30e1\u30fc\u30eb\u8a8d\u8a3c\u306b\u3064\u3044\u3066\u306f\u3053\u3061\u3089<\/a>\u3067\u8a73\u3057\u304f\u3054\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n<figure style=\"width: 904px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinqsta.com\/wp-content\/uploads\/2022\/10\/mykinsta-dns-add-a-record.png\" alt=\"Kinsta\u306eDNS\u306bA\u30ec\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3059\u308b\" width=\"904\" height=\"462\"><figcaption class=\"wp-caption-text\">Kinsta\u306eDNS\u306bA\u30ec\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3059\u308b<\/figcaption><\/figure>\n<h3 id=\"web-based-services\">\u30a6\u30a7\u30d6\u30b5\u30fc\u30d3\u30b9<\/h3>\n<p>Kinsta\u306e\u5834\u5408\u3001\u30a6\u30a7\u30d6\u30b5\u30fc\u30d3\u30b9\u306f\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3068\u306a\u308a\u307e\u3059\u3002A\u30ec\u30b3\u30fc\u30c9\uff08\u307e\u305f\u306fAAAA\u30ec\u30b3\u30fc\u30c9\uff09\u3092\u30c9\u30e1\u30a4\u30f3\u306e\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u306b\u8ffd\u52a0\u3057\u3066\u3001\u305d\u306e\u30c9\u30e1\u30a4\u30f3\u3092\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u30db\u30b9\u30c8\u3059\u308b\u30a6\u30a7\u30d6\u30b5\u30fc\u30d0\u30fc\u306b\u7d10\u3065\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>DNS\u30ec\u30b3\u30fc\u30c9\u3092\u901a\u3058\u3066\u30c9\u30e1\u30a4\u30f3\u306b\u95a2\u9023\u4ed8\u3051\u3089\u308c\u308b\u30a6\u30a7\u30d6\u30b5\u30fc\u30d3\u30b9\u306b\u306f\u3001\u4ed6\u306b\u3082\u30e1\u30fc\u30eb\u3001SFTP\u3001\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d1\u30cd\u30eb\u3001\u30a6\u30a7\u30d6\u30e1\u30fc\u30eb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001phpMyAdmin\u306a\u3069\u3001\u591a\u304f\u306e\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"dns-propagation\">DNS\u306e\u4f1d\u64ad<\/h2>\n<p>DNS\u30ec\u30b3\u30fc\u30c9\u306e\u8a2d\u5b9a\u3084\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u306e\u5207\u308a\u66ff\u3048\u306a\u3069\u3001\u7279\u5b9a\u306e\u30c9\u30e1\u30a4\u30f3\u306eDNS\u306b\u5909\u66f4\u3092\u52a0\u3048\u305f\u5834\u5408\u3001\u305d\u306e\u5909\u66f4\u304c\u53cd\u6620\u3055\u308c\u308b\u307e\u3067\u306b\u306f\u3042\u308b\u7a0b\u5ea6\u306e\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u3053\u306e\u6642\u9593\u3092<a href=\"https:\/\/kinqsta.com\/jp\/blog\/dns-propagation\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u4f1d\u64ad<\/a>\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n<p>\u4f1d\u64ad\u306b\u304b\u304b\u308b\u6642\u9593\u306f\u3001\u5b9f\u969b\u306b\u306f\u72b6\u6cc1\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>DNS\u30ec\u30b3\u30fc\u30c9\u3067\u306f\u3001\u5404\u30ec\u30b3\u30fc\u30c9\u306b\u95a2\u9023\u3059\u308b<strong><a href=\"https:\/\/kinqsta.com\/jp\/blog\/what-is-ttl\/\">TTL<\/a>\uff08Time to Live\uff09\u5024<\/strong>\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u5024\u306b\u3088\u3063\u3066\u3001DNS\u30ec\u30b3\u30fc\u30c9\u306e\u5909\u66f4\u304c\u3069\u308c\u304f\u3089\u3044\u306e\u901f\u3055\u3067\u53cd\u6620\u3055\u308c\u308b\u304b\u304c\u6c7a\u307e\u308a\u307e\u3059\u3002<\/p>\n<p>\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001DNS\u30ec\u30b3\u30fc\u30c9\u306eTTL\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u30671\u6642\u9593\u307e\u305f\u306f4\u6642\u9593\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u901a\u5e38\u3001DNS\u306e\u5909\u66f4\u5185\u5bb9\u306f\u53cd\u6620\u3055\u308c\u308b\u307e\u3067\u306b4\u6642\u9593\u307b\u3069\u304b\u304b\u308a\u307e\u3059\u3002\u3088\u308a\u9ad8\u3044TTL\u5024\u306b\u306a\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u3001\u305d\u306e\u5834\u5408\u306b\u306f\u3001DNS\u30ec\u30b3\u30fc\u30c9\u306e\u5909\u66f4\u5f8c\u306b\u3001\u305d\u306e\u5185\u5bb9\u304c\u5b8c\u5168\u306b\u53cd\u6620\u3055\u308c\u308b\u307e\u3067\u306b\u3088\u308a\u591a\u304f\u306e\u6642\u9593\u304c\u304b\u304b\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u6975\u7aef\u306a\u30b1\u30fc\u30b9\u3067\u306f\u3001TTL\u5024\u304c1\u9031\u9593\u306b\u3082\u306a\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u306e\u5834\u5408\u3001TTL\u5024\u306f\u30ec\u30b8\u30b9\u30c8\u30e9\u304c\u6c7a\u5b9a\u3057\u3001\u4e00\u822c\u7684\u306b\u5909\u66f4\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u305d\u306e\u3088\u3046\u306a\u7406\u7531\u3067\u3001\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u306e\u5207\u308a\u66ff\u3048\u5f8c\u3001\u5909\u66f4\u5185\u5bb9\u304c\u6709\u52b9\u306b\u306a\u308b\u307e\u3067\u6570\u5206\u304b\u30891\u65e5\u4ee5\u4e0a\u304b\u304b\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30d7\u30ed\u30d0\u30a4\u30c0\uff08\u4f8b\u3048\u3070Kinsta\uff09\u306b\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/dns-propagation\/\" target=\"_blank\" rel=\"noopener noreferrer\">DNS\u306e\u4f1d\u64ad<\/a>\u3092\u65e9\u3081\u308b\u8853\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5229\u7528\u8005\u304c\u3067\u304d\u308b\u306e\u306f\u3001DNS\u30ec\u30b3\u30fc\u30c9\u306b\u5909\u66f4\u3092\u52a0\u3048\u308b\u524d\u306bTTL\u306e\u5024\u3092\u5c0f\u3055\u304f\u3057\u3001\u3067\u304d\u308b\u3060\u3051\u65e9\u304f\u53cd\u6620\u3055\u308c\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u304f\u3089\u3044\u3067\u3059\u3002<a href=\"https:\/\/www.whatsmydns.net\/\" target=\"_blank\" rel=\"noopener noreferrer\">whatsmydns.net<\/a>\u306e\u3088\u3046\u306a\u30aa\u30f3\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001DNS\u306e\u5909\u66f4\u304c\u4f1d\u64ad\u3057\u7d42\u308f\u3063\u305f\u304b\u3069\u3046\u304b\u3092\u30c6\u30b9\u30c8\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2 id=\"dns-configuration\">DNS\u8a2d\u5b9a\u2500\u30c9\u30e1\u30a4\u30f3\u306e\u8a2d\u5b9a\u65b9\u6cd5<\/h2>\n<p>\u4e00\u822c\u7684\u306bDNS\u3092\u8a2d\u5b9a\u3059\u308b\u65b9\u6cd5\u306f2\u3064\u3042\u308a\u307e\u3059\u3002Kinsta\u306f\u4e21\u65b9\u306e\u65b9\u6cd5\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u304a\u308a\u3001\u3069\u3061\u3089\u3092\u4f7f\u3046\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>1\u3064\u76ee\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u306e\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u3092\u30c9\u30e1\u30a4\u30f3\u30ec\u30b8\u30b9\u30c8\u30e9\u7d4c\u7531\u3067\u30db\u30b9\u30c8\u306e\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u306b\u7d10\u3065\u3051\u308b\u65b9\u6cd5\u3067\u3059\u3002\u6700\u4f4e2\u3064\u306e\u30c9\u30e1\u30a4\u30f3\u3092\u7528\u3044\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\uff08\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u306f2\u3064\u4ee5\u4e0a\u6301\u3064\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff09<\/p>\n<ul>\n<li>ns1.yourhost.com<\/li>\n<li>ns2.yourhost.com<\/li>\n<\/ul>\n<p>Kinsta\u3067\u306f\u3001Amazon Route 53\u3068\u63d0\u643a\u3057\u3001\u9ad8\u6027\u80fd\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u3092\u8ffd\u52a0\u6599\u91d1\u306a\u3057\u3067\u304a\u5ba2\u69d8\u306b\u3054\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u6b21\u306e\u3088\u3046\u306a4\u3064\u306e\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>ns-xxx.awsdns-60.net<\/li>\n<li>ns-xxxx.awsdns-27.org<\/li>\n<\/ul>\n<figure style=\"width: 1193px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinqsta.com\/wp-content\/uploads\/2022\/10\/mykinsta-dns-successful-domain.png\" alt=\"MyKinsta\u3067Kinsta\u306eAmazon Route 53\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u3092\u78ba\u8a8d\u3059\u308b\" width=\"1193\" height=\"525\"><figcaption class=\"wp-caption-text\">MyKinsta\u3067Kinsta\u306eAmazon Route 53\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u3092\u78ba\u8a8d\u3059\u308b<\/figcaption><\/figure>\n<p>Kinsta\u3067\u7121\u6599\u3067\u5229\u7528\u3067\u304d\u308bDNS\u3067\u3042\u3063\u3066\u3082\u3001\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u306eDNS\u3067\u3042\u3063\u3066\u3082\u3001\u30b5\u30a4\u30c8\u306e\u30d7\u30e9\u30a4\u30de\u30ea\u30c9\u30e1\u30a4\u30f3\u3068\u8ffd\u52a0\u30c9\u30e1\u30a4\u30f3\u306b\u5411\u3051\u305f\u30ec\u30b3\u30fc\u30c9\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>Kinsta\u3092\u3054\u5229\u7528\u306e\u304a\u5ba2\u69d8\u306f\u3001<a href=\"https:\/\/kinqsta.com\/jp\/docs\/wordpress-hosting\/wordpress-domains\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u30b5\u30a4\u30c8\u306b\u30c9\u30e1\u30a4\u30f3\u3092\u8ffd\u52a0\u3059\u308b\u65b9\u6cd5<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u4eba\u6c17\u306e\u30ec\u30b8\u30b9\u30c8\u30e9\u3084DNS\u30b5\u30fc\u30d3\u30b9\u3067DNS\u3092\u8a2d\u5b9a\u3059\u308b\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u5404\u30da\u30fc\u30b8\u3067\u3054\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/kinqsta.com\/blog\/godaddy-a-record\/\">GoDaddy\u3067A\u30ec\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u65b9\u6cd5<\/a><\/li>\n<li><a href=\"https:\/\/kinqsta.com\/blog\/bluehost-a-record-cname\/\">Bluehost\u3067A\u30ec\u30b3\u30fc\u30c9\u3068CNAME\u3092\u8ffd\u52a0\u3059\u308b\u65b9\u6cd5<\/a><\/li>\n<li><a href=\"https:\/\/kinqsta.com\/blog\/namecheap-add-a-record\/\">Namecheap\u3067A\u30ec\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u65b9\u6cd5<\/a><\/li>\n<\/ul>\n<h2 id=\"free-dns-vs-premium-dns\">\u7121\u6599DNS\u3068\u6709\u6599DNS<\/h2>\n<p>DNS\u306b\u306f\u3001\u7121\u6599\u306e\u3082\u306e\u3082\u6709\u6599\u306e\u3082\u306e\u3082\u3042\u308a\u307e\u3059\u3002\u3059\u3079\u3066\u306eKinsta\u306e\u304a\u5ba2\u69d8\u306b\u3001Amazon Route 53\u306eDNS\uff08\u672c\u6765\u3067\u3042\u308c\u3070\u6709\u6599\u306e\u30b5\u30fc\u30d3\u30b9\uff09\u3092\u3054\u5229\u7528\u3044\u305f\u3060\u3051\u307e\u3059\u3002\u3068\u3044\u3046\u306e\u3082\u3001Kinsta\u306f\u3001\u512a\u308c\u305fDNS\u306f\u73fe\u4ee3\u30a6\u30a7\u30d6\u696d\u754c\u306b<a href=\"https:\/\/kinqsta.com\/jp\/blog\/premium-dns\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u6b20\u304b\u305b\u306a\u3044\u8981\u7d20<\/a>\u3067\u3042\u308b\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u9ad8\u6027\u80fdDNS\u3092\u9078\u629e\u3059\u308b\u5927\u304d\u306a\u7406\u7531\u306e1\u3064\u3068\u3057\u3066\u3001<strong>\u30b9\u30d4\u30fc\u30c9\u3068\u4fe1\u983c\u6027<\/strong>\u306b\u5927\u304d\u306a\u9055\u3044\u304c\u51fa\u307e\u3059\u3002DNS\u30ec\u30b3\u30fc\u30c9\u306e\u691c\u7d22\u3068\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u8a98\u5c0e\u306b\u306f\uff08\u30df\u30ea\u79d2\u3067\u3042\u308d\u3046\u3068\uff09\u6642\u9593\u304c\u304b\u304b\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n<p>\u4e00\u822c\u7684\u306b\u3001\u30c9\u30e1\u30a4\u30f3\u30ec\u30b8\u30b9\u30c8\u30e9\u304b\u3089\u63d0\u4f9b\u3055\u308c\u308b\u7121\u6599\u306eDNS\u306f\u6bd4\u8f03\u7684\u4f4e\u901f\u3067\u3059\u3002\u4e00\u65b9\u3067\u3001\u6709\u6599\u7d1a\u306eDNS\u306f\u591a\u304f\u306e\u5834\u5408\u3001\u512a\u308c\u305f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8a87\u308a\u307e\u3059\u3002<\/p>\n<p>\u3055\u3089\u306b\u3001\u6709\u6599\u30ec\u30d9\u30eb\u306eDNS\u306f\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/what-is-a-ddos-attack\/\">DDoS\u653b\u6483<\/a>\u306a\u3069\u306e\u8105\u5a01\u306e\u6a19\u7684\u306b\u306a\u3063\u305f\u5834\u5408\u3067\u3042\u3063\u3066\u3082\u3001\u512a\u308c\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u53ef\u7528\u6027\u3092\u5b9f\u73fe\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30c9\u30e1\u30a4\u30f3\u30ec\u30b8\u30b9\u30c8\u30e9\u304c\u63d0\u4f9b\u3059\u308b\u7121\u6599DNS\u3068\u6709\u6599\u30ec\u30d9\u30eb\u306eDNS\u306e\u4e2d\u9593\u7684\u306a\u5b58\u5728\u3068\u3057\u3066\u3001Cloudflare DNS\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u6709\u6599DNS\u30b5\u30fc\u30d3\u30b9\u306e\u6a5f\u80fd\u306e\u591a\u304f\u3092\u7db2\u7f85\u3059\u308b\u7121\u6599\u30b5\u30fc\u30d3\u30b9\u3067\u3059\u3002<a href=\"https:\/\/kinqsta.com\/jp\/blog\/install-cloudflare\/\" target=\"_blank\" rel=\"noopener noreferrer\">Cloudflare DNS\u3092\u4f7f\u7528<\/a>\u3059\u308b\u5834\u5408\u306b\u306f\u3001Amazon Route 53\u306e\u9ad8\u6027\u80fdDNS\u306f\u4f75\u7528\u3067\u304d\u307e\u305b\u3093\u306e\u3067\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>DNS\u306e\u4ed5\u7d44\u307f\u306b\u3064\u3044\u3066\u3054\u7406\u89e3\u3044\u305f\u3060\u3051\u305f\u3067\u3057\u3087\u3046\u304b\u3002\u8981\u7d04\u3059\u308b\u3068\u3001DNS\u306f\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3084\u30e1\u30fc\u30eb\u306a\u3069\u306e\u30a6\u30a7\u30d6\u30d9\u30fc\u30b9\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u30c9\u30e1\u30a4\u30f3\u306b\u7d10\u3065\u3051\u308b\u306e\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u306f4\u3064\u306e\u30b9\u30c6\u30c3\u30d7\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u30c9\u30e1\u30a4\u30f3\u3092\u30c9\u30e1\u30a4\u30f3\u30ec\u30b8\u30b9\u30c8\u30e9\u306b\u767b\u9332\u3059\u308b<\/li>\n<li>\u30c9\u30e1\u30a4\u30f3\u30ec\u30b8\u30b9\u30c8\u30e9\u3067\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u3092\u6307\u5b9a\u3059\u308b<\/li>\n<li>\u30c9\u30e1\u30a4\u30f3\u30ec\u30b8\u30b9\u30c8\u30e9\uff08\u307e\u305f\u306fCloudflare\u306a\u3069\u306e\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30b5\u30fc\u30d3\u30b9\uff09\u306b\u3088\u3063\u3066\u6307\u5b9a\u3055\u308c\u305f\u30cd\u30fc\u30e0\u30b5\u30fc\u30d0\u30fc\u306bDNS\u30ec\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3059\u308b<\/li>\n<li>\u95a2\u9023\u3059\u308b\u5404\u30a6\u30a7\u30d6\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u7d10\u4ed8\u3051\u3092\u884c\u3046\uff08\uff0bDNS\u30ec\u30b3\u30fc\u30c9\u306e\u4f1d\u64ad\uff09<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>DNS\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u30cd\u30fc\u30e0\u30b7\u30b9\u30c6\u30e0\u306e\u7565\u3067\u3001\u30a6\u30a7\u30d6\u306b\u6b20\u304b &#8230;<\/p>\n","protected":false},"author":38,"featured_media":49027,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kinsta_gated_content":false,"_kinsta_gated_content_redirect":"","footnotes":""},"tags":[47,27],"topic":[765],"class_list":["post-49026","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","tag-dns","tag-webhosting","topic-domain-name-system"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.6 (Yoast SEO v24.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>DNS\u3068\u306f\u2500\u30c9\u30e1\u30a4\u30f3\u30cd\u30fc\u30e0\u30b7\u30b9\u30c6\u30e0\u306e\u57fa\u672c\u3092\u89e3\u8aac<\/title>\n<meta name=\"description\" content=\"DNS\u306f\u30c9\u30e1\u30a4\u30f3\u30cd\u30fc\u30e0\u30b7\u30b9\u30c6\u30e0\u306e\u7565\u3067\u3001\u30c9\u30e1\u30a4\u30f3\u3068\u30a6\u30a7\u30d6\u30b5\u30fc\u30d0\u30fc\u3092\u63a5\u7d9a\u3059\u308b\u3053\u3068\u3067\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u8a98\u5c0e\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002\u8a73\u3057\u304f\u306f\u3053\u3061\u3089\u306e\u30da\u30fc\u30b8\u306e\u89e3\u8aac\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kinqsta.com\/jp\/blog\/what-is-dns\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DNS\u3068\u306f\u2500\u30c9\u30e1\u30a4\u30f3\u30cd\u30fc\u30e0\u30b7\u30b9\u30c6\u30e0\u306e\u57fa\u672c\u3092\u89e3\u8aac\" \/>\n<meta property=\"og:description\" content=\"DNS\u306f\u30c9\u30e1\u30a4\u30f3\u30cd\u30fc\u30e0\u30b7\u30b9\u30c6\u30e0\u306e\u7565\u3067\u3001\u30c9\u30e1\u30a4\u30f3\u3068\u30a6\u30a7\u30d6\u30b5\u30fc\u30d0\u30fc\u3092\u63a5\u7d9a\u3059\u308b\u3053\u3068\u3067\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u8a98\u5c0e\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002\u8a73\u3057\u304f\u306f\u3053\u3061\u3089\u306e\u30da\u30fc\u30b8\u306e\u89e3\u8aac\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/kinqsta.com\/jp\/blog\/what-is-dns\/\" \/>\n<meta property=\"og:site_name\" content=\"Kinsta\u00ae\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Kinsta-Japan-334616080691171\/\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/fm.brianleejackson\" \/>\n<meta property=\"article:published_time\" content=\"2023-08-17T08:06:24+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-01T19:46:10+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/what-is-dns.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1460\" \/>\n\t<meta property=\"og:image:height\" content=\"730\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Brian Jackson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:description\" 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