{"id":218315,"date":"2023-12-23T09:03:18","date_gmt":"2023-12-23T01:03:18","guid":{"rendered":"https:\/\/www.idc.net\/help\/218315\/"},"modified":"2023-12-23T09:03:18","modified_gmt":"2023-12-23T01:03:18","slug":"dns%e5%85%a5%e9%97%a8%ef%bc%9aa%e8%ae%b0%e5%bd%95%ef%bc%88%e5%9c%b0%e5%9d%80%e8%ae%b0%e5%bd%95%ef%bc%89%e5%b0%86%e5%9f%9f%e5%90%8d%e6%98%a0%e5%b0%84%e5%88%b0ipv4%e5%9c%b0%e5%9d%80","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/218315\/","title":{"rendered":"DNS\u5165\u95e8\uff1aA\u8bb0\u5f55\uff08\u5730\u5740\u8bb0\u5f55\uff09\u5c06\u57df\u540d\u6620\u5c04\u5230IPv4\u5730\u5740"},"content":{"rendered":"<p><title id=\"dns%e5%85%a5%e9%97%a8%ef%bc%9aa%e8%ae%b0%e5%bd%95%ef%bc%88%e5%9c%b0%e5%9d%80%e8%ae%b0%e5%bd%95%ef%bc%89%e5%b0%86%e5%9f%9f%e5%90%8d%e6%98%a0%e5%b0%84%e5%88%b0ipv4%e5%9c%b0%e5%9d%80-SUxwzCaTjE\">DNS\u5165\u95e8\uff1aA\u8bb0\u5f55\uff08\u5730\u5740\u8bb0\u5f55\uff09\u5c06\u57df\u540d\u6620\u5c04\u5230IPv4\u5730\u5740<\/title><\/p>\n<h1 id=\"dns%e5%85%a5%e9%97%a8%ef%bc%9aa%e8%ae%b0%e5%bd%95%ef%bc%88%e5%9c%b0%e5%9d%80%e8%ae%b0%e5%bd%95%ef%bc%89%e5%b0%86%e5%9f%9f%e5%90%8d%e6%98%a0%e5%b0%84%e5%88%b0ipv4%e5%9c%b0%e5%9d%80-SUxwzCaTjE\">DNS\u5165\u95e8\uff1aA\u8bb0\u5f55\uff08\u5730\u5740\u8bb0\u5f55\uff09\u5c06\u57df\u540d\u6620\u5c04\u5230IPv4\u5730\u5740<\/h1>\n<p>\u5728\u4e92\u8054\u7f51\u4e16\u754c\u4e2d\uff0c\u57df\u540d\u7cfb\u7edf\uff08DNS\uff09\u662f\u4e00\u4e2a\u5173\u952e\u7684\u57fa\u7840\u8bbe\u65bd\uff0c\u5b83\u5c06\u4eba\u7c7b\u53ef\u8bfb\u7684\u57df\u540d\u8f6c\u6362\u4e3a\u8ba1\u7b97\u673a\u53ef\u7406\u89e3\u7684IP\u5730\u5740\u3002\u5176\u4e2d\uff0cA\u8bb0\u5f55\uff08\u5730\u5740\u8bb0\u5f55\uff09\u662fDNS\u4e2d\u6700\u5e38\u7528\u7684\u8bb0\u5f55\u7c7b\u578b\u4e4b\u4e00\uff0c\u5b83\u5c06\u57df\u540d\u6620\u5c04\u5230IPv4\u5730\u5740\u3002<\/p>\n<h2 id=\"%e4%bb%80%e4%b9%88%e6%98%afa%e8%ae%b0%e5%bd%95%ef%bc%9f-SUxwzCaTjE\">\u4ec0\u4e48\u662fA\u8bb0\u5f55\uff1f<\/h2>\n<p>A\u8bb0\u5f55\u662f\u4e00\u79cdDNS\u8bb0\u5f55\u7c7b\u578b\uff0c\u5b83\u5c06\u57df\u540d\u6620\u5c04\u5230IPv4\u5730\u5740\u3002\u5f53\u7528\u6237\u5728\u6d4f\u89c8\u5668\u4e2d\u8f93\u5165\u4e00\u4e2a\u57df\u540d\u65f6\uff0c\u64cd\u4f5c\u7cfb\u7edf\u4f1a\u5411DNS\u670d\u52a1\u5668\u53d1\u9001\u4e00\u4e2a\u67e5\u8be2\u8bf7\u6c42\uff0c\u4ee5\u83b7\u53d6\u4e0e\u8be5\u57df\u540d\u5bf9\u5e94\u7684IP\u5730\u5740\u3002DNS\u670d\u52a1\u5668\u4f1a\u67e5\u627e\u8be5\u57df\u540d\u7684A\u8bb0\u5f55\uff0c\u5e76\u8fd4\u56de\u4e0e\u4e4b\u5173\u8054\u7684IPv4\u5730\u5740\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%88%9b%e5%bb%baa%e8%ae%b0%e5%bd%95%ef%bc%9f-SUxwzCaTjE\">\u5982\u4f55\u521b\u5efaA\u8bb0\u5f55\uff1f<\/h2>\n<p>\u8981\u521b\u5efaA\u8bb0\u5f55\uff0c\u60a8\u9700\u8981\u8bbf\u95ee\u60a8\u7684\u57df\u540d\u6ce8\u518c\u5546\u6216DNS\u670d\u52a1\u63d0\u4f9b\u5546\u7684\u63a7\u5236\u9762\u677f\u3002\u5728\u63a7\u5236\u9762\u677f\u4e2d\uff0c\u60a8\u53ef\u4ee5\u627e\u5230\u4e00\u4e2a\u540d\u4e3a\u201cDNS\u7ba1\u7406\u201d\u3001\u201cDNS\u8bbe\u7f6e\u201d\u6216\u7c7b\u4f3c\u7684\u9009\u9879\u3002\u5728\u8be5\u9009\u9879\u4e2d\uff0c\u60a8\u53ef\u4ee5\u6dfb\u52a0\u3001\u7f16\u8f91\u548c\u5220\u9664A\u8bb0\u5f55\u3002<\/p>\n<p>\u521b\u5efaA\u8bb0\u5f55\u65f6\uff0c\u60a8\u9700\u8981\u63d0\u4f9b\u4ee5\u4e0b\u4fe1\u606f\uff1a<\/p>\n<ul>\n<li><strong>\u4e3b\u673a\u540d\uff1a<\/strong>\u4e3b\u673a\u540d\u662f\u60a8\u8981\u6620\u5c04\u5230IPv4\u5730\u5740\u7684\u57df\u540d\u7684\u524d\u7f00\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u8981\u5c06\u57df\u540dexample.com\u6620\u5c04\u5230IPv4\u5730\u5740\uff0c\u4e3b\u673a\u540d\u53ef\u4ee5\u662fwww\u3001mail\u6216\u4efb\u4f55\u5176\u4ed6\u60a8\u60f3\u8981\u4f7f\u7528\u7684\u524d\u7f00\u3002<\/li>\n<li><strong>IPv4\u5730\u5740\uff1a<\/strong>IPv4\u5730\u5740\u662f\u60a8\u8981\u5c06\u57df\u540d\u6620\u5c04\u5230\u7684\u5177\u4f53IP\u5730\u5740\u3002\u5b83\u7531\u56db\u4e2a\u7528\u70b9\u5206\u9694\u7684\u6570\u5b57\u7ec4\u6210\uff0c\u4f8b\u5982192.168.0.1\u3002<\/li>\n<\/ul>\n<p>\u521b\u5efaA\u8bb0\u5f55\u540e\uff0cDNS\u670d\u52a1\u5668\u4f1a\u5c06\u8be5\u8bb0\u5f55\u4fdd\u5b58\u5728\u5176\u6570\u636e\u5e93\u4e2d\u3002\u5f53\u6709\u7528\u6237\u67e5\u8be2\u4e0e\u8be5\u57df\u540d\u76f8\u5173\u7684IP\u5730\u5740\u65f6\uff0cDNS\u670d\u52a1\u5668\u4f1a\u8fd4\u56de\u8be5A\u8bb0\u5f55\u4e2d\u6307\u5b9a\u7684IPv4\u5730\u5740\u3002<\/p>\n<h2 id=\"%e4%b8%ba%e4%bb%80%e4%b9%88a%e8%ae%b0%e5%bd%95%e9%87%8d%e8%a6%81%ef%bc%9f-SUxwzCaTjE\">\u4e3a\u4ec0\u4e48A\u8bb0\u5f55\u91cd\u8981\uff1f<\/h2>\n<p>A\u8bb0\u5f55\u5728\u4e92\u8054\u7f51\u4e2d\u8d77\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002\u5b83\u4eec\u4f7f\u7528\u6237\u80fd\u591f\u901a\u8fc7\u57df\u540d\u8bbf\u95ee\u7f51\u7ad9\uff0c\u800c\u65e0\u9700\u8bb0\u4f4f\u590d\u6742\u7684IP\u5730\u5740\u3002\u6b64\u5916\uff0cA\u8bb0\u5f55\u8fd8\u5141\u8bb8\u7f51\u7ad9\u7ba1\u7406\u5458\u8f7b\u677e\u5730\u5c06\u57df\u540d\u6620\u5c04\u5230\u4e0d\u540c\u7684IP\u5730\u5740\uff0c\u4ee5\u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\u3001\u6545\u969c\u8f6c\u79fb\u6216\u5176\u4ed6\u7f51\u7edc\u914d\u7f6e\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a0%81-SUxwzCaTjE\">\u793a\u4f8b\u4ee3\u7801<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u6f14\u793a\u5982\u4f55\u4f7f\u7528Python\u7684dnspython\u5e93\u521b\u5efaA\u8bb0\u5f55\uff1a<\/p>\n<pre><code>\nimport dns.resolver\n\n# \u521b\u5efaA\u8bb0\u5f55\ndef create_a_record(domain, hostname, ipv4_address):\n    resolver = dns.resolver.Resolver()\n    resolver.nameservers = ['8.8.8.8']  # \u8bbe\u7f6eDNS\u670d\u52a1\u5668\n    zone = resolver.query(domain, 'SOA')[0].mname.to_text()[:-1]\n    update = dns.update.Update(zone)\n    update.add(hostname, 300, 'A', ipv4_address)\n    response = dns.query.tcp(update, '8.8.8.8')\n    if response.rcode() == dns.rcode.NOERROR:\n        print('A\u8bb0\u5f55\u521b\u5efa\u6210\u529f\uff01')\n    else:\n        print('A\u8bb0\u5f55\u521b\u5efa\u5931\u8d25\uff01')\n\n# \u8c03\u7528\u51fd\u6570\u521b\u5efaA\u8bb0\u5f55\ncreate_a_record('example.com', 'www', '192.168.0.1')\n<\/code><\/pre>\n<h2 id=\"%e6%80%bb%e7%bb%93-SUxwzCaTjE\">\u603b\u7ed3<\/h2>\n<p>\u901a\u8fc7A\u8bb0\u5f55\uff0c\u57df\u540d\u53ef\u4ee5\u6620\u5c04\u5230IPv4\u5730\u5740\uff0c\u4f7f\u7528\u6237\u80fd\u591f\u901a\u8fc7\u57df\u540d\u8bbf\u95ee\u7f51\u7ad9\u3002\u521b\u5efaA\u8bb0\u5f55\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u5728\u57df\u540d\u6ce8\u518c\u5546\u6216DNS\u670d\u52a1\u63d0\u4f9b\u5546\u7684\u63a7\u5236\u9762\u677f\u4e2d\u6dfb\u52a0\u76f8\u5e94\u7684\u8bb0\u5f55\u5373\u53ef\u3002\u540e\u6d6a\u4e91\u63d0\u4f9b\u7a33\u5b9a\u53ef\u9760\u7684DNS\u670d\u52a1\uff0c\u4e3a\u60a8\u7684\u57df\u540d\u63d0\u4f9b\u9ad8\u6548\u7684\u89e3\u6790\u670d\u52a1\u3002<\/p>\n<p>\u4e86\u89e3\u66f4\u591a\u5173\u4e8eDNS\u548c\u57df\u540d\u89e3\u6790\u7684\u77e5\u8bc6\uff0c\u8bf7\u8bbf\u95ee<a href=\"https:\/\/idc.net\">\u540e\u6d6a\u4e91\u5b98\u7f51<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>DNS\u5165\u95e8\uff1aA\u8bb0\u5f55\uff08\u5730\u5740\u8bb0\u5f55\uff09\u5c06\u57df\u540d\u6620\u5c04\u5230IPv4\u5730\u5740 DNS\u5165\u95e8\uff1aA\u8bb0\u5f55\uff08\u5730\u5740\u8bb0\u5f55\uff09\u5c06\u57df\u540d\u6620\u5c04\u5230IPv4\u5730\u5740 [&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-218315","post","type-post","status-publish","format-standard","hentry","category-dns"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/218315","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=218315"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/218315\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=218315"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=218315"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=218315"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}