{"id":218332,"date":"2023-12-23T09:20:23","date_gmt":"2023-12-23T01:20:23","guid":{"rendered":"https:\/\/www.idc.net\/help\/218332\/"},"modified":"2023-12-23T09:20:23","modified_gmt":"2023-12-23T01:20:23","slug":"dns%e5%85%a5%e9%97%a8%ef%bc%9adns%e4%bc%a0%e6%92%ad%e6%98%afdns%e6%9b%b4%e6%94%b9%e5%9c%a8%e4%ba%92%e8%81%94%e7%bd%91%e4%b8%8a%e6%9b%b4%e6%96%b0%e7%9a%84%e6%97%b6%e9%97%b4","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/218332\/","title":{"rendered":"DNS\u5165\u95e8\uff1aDNS\u4f20\u64ad\u662fDNS\u66f4\u6539\u5728\u4e92\u8054\u7f51\u4e0a\u66f4\u65b0\u7684\u65f6\u95f4"},"content":{"rendered":"<p><title id=\"dns%e5%85%a5%e9%97%a8%ef%bc%9adns%e4%bc%a0%e6%92%ad%e6%98%afdns%e6%9b%b4%e6%94%b9%e5%9c%a8%e4%ba%92%e8%81%94%e7%bd%91%e4%b8%8a%e6%9b%b4%e6%96%b0%e7%9a%84%e6%97%b6%e9%97%b4-DgXfbRnPSQ\">DNS\u5165\u95e8\uff1aDNS\u4f20\u64ad\u662fDNS\u66f4\u6539\u5728\u4e92\u8054\u7f51\u4e0a\u66f4\u65b0\u7684\u65f6\u95f4<\/title><\/p>\n<h1 id=\"dns%e5%85%a5%e9%97%a8%ef%bc%9adns%e4%bc%a0%e6%92%ad%e6%98%afdns%e6%9b%b4%e6%94%b9%e5%9c%a8%e4%ba%92%e8%81%94%e7%bd%91%e4%b8%8a%e6%9b%b4%e6%96%b0%e7%9a%84%e6%97%b6%e9%97%b4-DgXfbRnPSQ\">DNS\u5165\u95e8\uff1aDNS\u4f20\u64ad\u662fDNS\u66f4\u6539\u5728\u4e92\u8054\u7f51\u4e0a\u66f4\u65b0\u7684\u65f6\u95f4<\/h1>\n<p>DNS\uff08Domain Name System\uff09\u662f\u4e92\u8054\u7f51\u4e2d\u7528\u4e8e\u5c06\u57df\u540d\u8f6c\u6362\u4e3aIP\u5730\u5740\u7684\u7cfb\u7edf\u3002\u5f53\u6211\u4eec\u5728\u6d4f\u89c8\u5668\u4e2d\u8f93\u5165\u4e00\u4e2a\u57df\u540d\u65f6\uff0cDNS\u7cfb\u7edf\u4f1a\u5c06\u8be5\u57df\u540d\u89e3\u6790\u4e3a\u5bf9\u5e94\u7684IP\u5730\u5740\uff0c\u4ee5\u4fbf\u6211\u4eec\u80fd\u591f\u8bbf\u95ee\u8be5\u7f51\u7ad9\u3002DNS\u4f20\u64ad\u662f\u6307\u5728\u4e92\u8054\u7f51\u4e0a\u66f4\u65b0DNS\u66f4\u6539\u7684\u65f6\u95f4\uff0c\u4f7f\u5f97\u65b0\u7684DNS\u8bb0\u5f55\u80fd\u591f\u88ab\u5168\u7403\u8303\u56f4\u5185\u7684DNS\u670d\u52a1\u5668\u6240\u63a5\u53d7\u548c\u4f7f\u7528\u3002<\/p>\n<h2 id=\"dns%e4%bc%a0%e6%92%ad%e7%9a%84%e8%bf%87%e7%a8%8b-DgXfbRnPSQ\">DNS\u4f20\u64ad\u7684\u8fc7\u7a0b<\/h2>\n<p>\u5f53\u6211\u4eec\u5728\u57df\u540d\u6ce8\u518c\u5546\u6216DNS\u670d\u52a1\u63d0\u4f9b\u5546\u5904\u4fee\u6539\u4e86DNS\u8bb0\u5f55\u65f6\uff0c\u8fd9\u4e9b\u66f4\u6539\u4e0d\u4f1a\u7acb\u5373\u5728\u5168\u7403\u8303\u56f4\u5185\u7684DNS\u670d\u52a1\u5668\u4e0a\u751f\u6548\u3002DNS\u4f20\u64ad\u662f\u4e00\u4e2a\u65f6\u95f4\u8f83\u957f\u7684\u8fc7\u7a0b\uff0c\u901a\u5e38\u9700\u8981\u51e0\u4e2a\u5c0f\u65f6\u751a\u81f3\u66f4\u957f\u7684\u65f6\u95f4\u624d\u80fd\u5b8c\u6210\u3002<\/p>\n<p>\u4ee5\u4e0b\u662fDNS\u4f20\u64ad\u7684\u4e3b\u8981\u6b65\u9aa4\uff1a<\/p>\n<ol>\n<li>\u66f4\u6539DNS\u8bb0\u5f55\uff1a\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5728\u57df\u540d\u6ce8\u518c\u5546\u6216DNS\u670d\u52a1\u63d0\u4f9b\u5546\u7684\u63a7\u5236\u9762\u677f\u4e2d\u66f4\u6539DNS\u8bb0\u5f55\u3002\u8fd9\u53ef\u80fd\u6d89\u53ca\u5230\u6dfb\u52a0\u3001\u5220\u9664\u6216\u4fee\u6539\u57df\u540d\u7684A\u8bb0\u5f55\u3001CNAME\u8bb0\u5f55\u3001MX\u8bb0\u5f55\u7b49\u3002<\/li>\n<li>DNS\u7f13\u5b58\uff1aDNS\u670d\u52a1\u5668\u4f1a\u5c06\u4e4b\u524d\u89e3\u6790\u8fc7\u7684\u57df\u540d\u8bb0\u5f55\u7f13\u5b58\u5728\u672c\u5730\uff0c\u4ee5\u63d0\u9ad8\u89e3\u6790\u901f\u5ea6\u3002\u8fd9\u610f\u5473\u7740\u5728DNS\u4f20\u64ad\u671f\u95f4\uff0c\u4e00\u4e9b\u7528\u6237\u53ef\u80fd\u4ecd\u7136\u8bbf\u95ee\u5230\u65e7\u7684DNS\u8bb0\u5f55\uff0c\u56e0\u4e3a\u4ed6\u4eec\u7684DNS\u670d\u52a1\u5668\u4ecd\u7136\u4f7f\u7528\u7f13\u5b58\u4e2d\u7684\u65e7\u8bb0\u5f55\u3002<\/li>\n<li>DNS\u4f20\u64ad\uff1a\u4e00\u65e6\u6211\u4eec\u66f4\u6539\u4e86DNS\u8bb0\u5f55\uff0c\u8fd9\u4e9b\u66f4\u6539\u4f1a\u88ab\u4f20\u64ad\u5230\u5168\u7403\u8303\u56f4\u5185\u7684DNS\u670d\u52a1\u5668\u3002DNS\u670d\u52a1\u5668\u4e4b\u95f4\u4f1a\u76f8\u4e92\u901a\u4fe1\uff0c\u4ee5\u786e\u4fdd\u65b0\u7684DNS\u8bb0\u5f55\u88ab\u6b63\u786e\u5730\u66f4\u65b0\u548c\u540c\u6b65\u3002<\/li>\n<li>TTL\uff08Time to Live\uff09\uff1a\u6bcf\u4e2aDNS\u8bb0\u5f55\u90fd\u6709\u4e00\u4e2aTTL\u503c\uff0c\u5b83\u6307\u5b9a\u4e86\u8be5\u8bb0\u5f55\u5728DNS\u7f13\u5b58\u4e2d\u7684\u5b58\u50a8\u65f6\u95f4\u3002\u5728DNS\u4f20\u64ad\u671f\u95f4\uff0cTTL\u503c\u4f1a\u9010\u6e10\u51cf\u5c11\uff0c\u76f4\u5230\u6700\u7ec8\u5230\u8fbe0\uff0c\u6b64\u65f6DNS\u670d\u52a1\u5668\u4f1a\u4ece\u7f13\u5b58\u4e2d\u5220\u9664\u65e7\u7684DNS\u8bb0\u5f55\uff0c\u5e76\u5f00\u59cb\u4f7f\u7528\u65b0\u7684DNS\u8bb0\u5f55\u3002<\/li>\n<\/ol>\n<h2 id=\"%e5%bd%b1%e5%93%8ddns%e4%bc%a0%e6%92%ad%e6%97%b6%e9%97%b4%e7%9a%84%e5%9b%a0%e7%b4%a0-DgXfbRnPSQ\">\u5f71\u54cdDNS\u4f20\u64ad\u65f6\u95f4\u7684\u56e0\u7d20<\/h2>\n<p>DNS\u4f20\u64ad\u7684\u65f6\u95f4\u53ef\u4ee5\u53d7\u5230\u591a\u79cd\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>TTL\u503c\uff1a\u8f83\u77ed\u7684TTL\u503c\u4f1a\u5bfc\u81f4DNS\u8bb0\u5f55\u66f4\u5feb\u5730\u4ece\u7f13\u5b58\u4e2d\u8fc7\u671f\uff0c\u4ece\u800c\u52a0\u5febDNS\u4f20\u64ad\u7684\u901f\u5ea6\u3002<\/li>\n<li>DNS\u670d\u52a1\u5668\u7684\u66f4\u65b0\u9891\u7387\uff1a\u4e0d\u540c\u7684DNS\u670d\u52a1\u5668\u53ef\u80fd\u5177\u6709\u4e0d\u540c\u7684\u66f4\u65b0\u9891\u7387\u3002\u4e00\u4e9bDNS\u670d\u52a1\u5668\u53ef\u80fd\u4f1a\u66f4\u9891\u7e41\u5730\u66f4\u65b0DNS\u8bb0\u5f55\uff0c\u800c\u53e6\u4e00\u4e9b\u53ef\u80fd\u4f1a\u8f83\u5c11\u66f4\u65b0\u3002<\/li>\n<li>\u7f51\u7edc\u5ef6\u8fdf\uff1aDNS\u4f20\u64ad\u9700\u8981\u5728\u5168\u7403\u8303\u56f4\u5185\u7684DNS\u670d\u52a1\u5668\u4e4b\u95f4\u8fdb\u884c\u901a\u4fe1\u548c\u540c\u6b65\u3002\u7f51\u7edc\u5ef6\u8fdf\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4f20\u64ad\u65f6\u95f4\u5ef6\u957f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%8a%a0%e5%bf%abdns%e4%bc%a0%e6%92%ad%e6%97%b6%e9%97%b4-DgXfbRnPSQ\">\u5982\u4f55\u52a0\u5febDNS\u4f20\u64ad\u65f6\u95f4<\/h2>\n<p>\u867d\u7136DNS\u4f20\u64ad\u65f6\u95f4\u65e0\u6cd5\u5b8c\u5168\u63a7\u5236\uff0c\u4f46\u6211\u4eec\u53ef\u4ee5\u91c7\u53d6\u4e00\u4e9b\u63aa\u65bd\u6765\u52a0\u5febDNS\u4f20\u64ad\u7684\u901f\u5ea6\uff1a<\/p>\n<ul>\n<li>\u9009\u62e9\u8f83\u77ed\u7684TTL\u503c\uff1a\u901a\u8fc7\u5c06TTL\u503c\u8bbe\u7f6e\u4e3a\u8f83\u77ed\u7684\u65f6\u95f4\uff0c\u53ef\u4ee5\u4f7fDNS\u8bb0\u5f55\u66f4\u5feb\u5730\u4ece\u7f13\u5b58\u4e2d\u8fc7\u671f\uff0c\u4ece\u800c\u52a0\u5febDNS\u4f20\u64ad\u7684\u901f\u5ea6\u3002<\/li>\n<li>\u4f7f\u7528\u53ef\u9760\u7684DNS\u670d\u52a1\u63d0\u4f9b\u5546\uff1a\u9009\u62e9\u4e00\u4e2a\u53ef\u9760\u7684DNS\u670d\u52a1\u63d0\u4f9b\u5546\uff0c\u4ed6\u4eec\u7684DNS\u670d\u52a1\u5668\u66f4\u65b0\u9891\u7387\u8f83\u9ad8\uff0c\u53ef\u4ee5\u66f4\u5feb\u5730\u4f20\u64adDNS\u66f4\u6539\u3002<\/li>\n<li>\u4f7f\u7528CDN\uff08\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff09\uff1aCDN\u53ef\u4ee5\u5c06\u7f51\u7ad9\u7684\u5185\u5bb9\u5206\u53d1\u5230\u5168\u7403\u8303\u56f4\u5185\u7684\u591a\u4e2a\u670d\u52a1\u5668\u4e0a\uff0c\u4ece\u800c\u52a0\u5feb\u7f51\u7ad9\u7684\u8bbf\u95ee\u901f\u5ea6\u3002CDN\u8fd8\u53ef\u4ee5\u7f13\u89e3DNS\u4f20\u64ad\u7684\u5f71\u54cd\uff0c\u56e0\u4e3a\u7528\u6237\u5c06\u88ab\u91cd\u5b9a\u5411\u5230\u6700\u8fd1\u7684CDN\u670d\u52a1\u5668\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u8bbf\u95ee\u539f\u59cb\u670d\u52a1\u5668\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%80%bb%e7%bb%93-DgXfbRnPSQ\">\u603b\u7ed3<\/h2>\n<p>DNS\u4f20\u64ad\u662fDNS\u66f4\u6539\u5728\u4e92\u8054\u7f51\u4e0a\u66f4\u65b0\u7684\u65f6\u95f4\u3002\u5b83\u662f\u4e00\u4e2a\u65f6\u95f4\u8f83\u957f\u7684\u8fc7\u7a0b\uff0c\u901a\u5e38\u9700\u8981\u51e0\u4e2a\u5c0f\u65f6\u751a\u81f3\u66f4\u957f\u7684\u65f6\u95f4\u624d\u80fd\u5b8c\u6210\u3002DNS\u4f20\u64ad\u7684\u65f6\u95f4\u53d7\u5230\u591a\u79cd\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u5305\u62ecTTL\u503c\u3001DNS\u670d\u52a1\u5668\u7684\u66f4\u65b0\u9891\u7387\u548c\u7f51\u7edc\u5ef6\u8fdf\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u9009\u62e9\u8f83\u77ed\u7684TTL\u503c\u3001\u4f7f\u7528\u53ef\u9760\u7684DNS\u670d\u52a1\u63d0\u4f9b\u5546\u548c\u4f7f\u7528CDN\u6765\u52a0\u5febDNS\u4f20\u64ad\u7684\u901f\u5ea6\u3002<\/p>\n<p>\u9999\u6e2f\u670d\u52a1\u5668\u9996\u9009\u540e\u6d6a\u4e91\uff0c\u63d0\u4f9b\u53ef\u9760\u7684\u4e91\u8ba1\u7b97\u670d\u52a1\u3002\u60a8\u53ef\u4ee5\u5728<a href=\"https:\/\/idc.net\">https:\/\/idc.net<\/a>\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u548c\u4e91\u670d\u52a1\u5668\u7684\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>DNS\u5165\u95e8\uff1aDNS\u4f20\u64ad\u662fDNS\u66f4\u6539\u5728\u4e92\u8054\u7f51\u4e0a\u66f4\u65b0\u7684\u65f6\u95f4 DNS\u5165\u95e8\uff1aDNS\u4f20\u64ad\u662fDNS\u66f4\u6539\u5728\u4e92\u8054\u7f51\u4e0a\u66f4\u65b0\u7684\u65f6\u95f4 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[197852],"tags":[],"class_list":["post-218332","post","type-post","status-publish","format-standard","hentry","category-dns"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/218332","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=218332"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/218332\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=218332"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=218332"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=218332"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}