{"id":33111,"date":"2026-09-09T10:00:00","date_gmt":"2026-09-09T02:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=33111"},"modified":"2026-09-14T14:57:13","modified_gmt":"2026-09-14T06:57:13","slug":"dynamic-dns-auto-update-setup","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/guides\/dynamic-dns-auto-update-setup\/","title":{"rendered":"\u52a8\u6001DNS\u642d\u5efa\u4e0e\u81ea\u52a8\u66f4\u65b0\uff1a\u65e0\u56fa\u5b9a IP \u4e5f\u80fd\u7a33\u5b9a\u5efa\u7ad9"},"content":{"rendered":"

\"\u52a8\u6001DNS\u57df\u540d\u89e3\u6790\u4e0e\u81ea\u52a8\u66f4\u65b0\u6982\u5ff5\u5c01\u9762\"<\/p>\n

\u5f88\u591a\u4e2a\u4eba\u7ad9\u957f\u548c\u4e2d\u5c0f\u56e2\u961f\u5728\u5efa\u7ad9\u65f6\u90fd\u4f1a\u9047\u5230\u540c\u4e00\u4e2a\u95ee\u9898\uff1a\u670d\u52a1\u5668\u5728\u81ea\u5df1\u624b\u91cc\uff0c\u57df\u540d\u4e5f\u4e70\u4e86\uff0c\u4f46\u5bbd\u5e26\u8fd0\u8425\u5546\u5206\u914d\u7684\u662f\u4f1a\u53d8\u5316\u7684\u516c\u7f51 IP\u3002\u4eca\u5929\u7f51\u7ad9\u8bbf\u95ee\u6b63\u5e38\uff0c\u7b2c\u4e8c\u5929\u8def\u7531\u5668\u91cd\u542f\u540e IP \u4e00\u53d8\uff0c\u57df\u540d\u89e3\u6790\u8fd8\u6307\u7740\u65e7\u5730\u5740\uff0c\u7f51\u7ad9\u5c31”\u5931\u8054”\u4e86\u3002\u8bf7\u8fd0\u8425\u5546\u8ffd\u52a0\u56fa\u5b9a IP \u5f80\u5f80\u6210\u672c\u9ad8\u3001\u6d41\u7a0b\u6162\uff0c\u5bf9\u591a\u6570\u8f7b\u91cf\u5efa\u7ad9\u573a\u666f\u5e76\u4e0d\u5212\u7b97\u3002<\/p>\n

\u8fd9\u7bc7\u6587\u7ae0\u4f1a\u6559\u4f60\u5982\u4f55\u7528\u52a8\u6001 DNS\uff08Dynamic DNS\uff0c\u7b80\u79f0 DDNS\uff0c\u4e00\u79cd\u81ea\u52a8\u8ddf\u8e2a IP \u53d8\u5316\u5e76\u66f4\u65b0\u57df\u540d\u89e3\u6790\u8bb0\u5f55\u7684\u6280\u672f\uff09\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002\u6211\u4eec\u4f1a\u8bb2\u6e05\u695a\u5b83\u7684\u5de5\u4f5c\u539f\u7406\u3001\u4e09\u79cd\u4e3b\u6d41\u642d\u5efa\u65b9\u6848\u7684\u53d6\u820d\uff0c\u4ee5\u53ca\u5ba2\u6237\u7aef\u81ea\u52a8\u66f4\u65b0\u7684\u5b8c\u6574\u914d\u7f6e\u8fc7\u7a0b\uff0c\u5e2e\u52a9\u4f60\u5373\u4f7f\u6ca1\u6709\u56fa\u5b9a IP\uff0c\u4e5f\u80fd\u8ba9\u57df\u540d\u59cb\u7ec8\u6307\u5411\u6b63\u786e\u7684\u670d\u52a1\u5668\u5730\u5740\uff0c\u4fdd\u6301\u7f51\u7ad9\u6301\u7eed\u53ef\u8bbf\u95ee\u3002<\/p>\n

\u5982\u679c\u4f60\u6b63\u51c6\u5907\u5728\u4e00\u53f0 VPS\uff08\u865a\u62df\u4e13\u7528\u670d\u52a1\u5668\uff09<\/a> \u6216\u5bb6\u5ead\u5bbd\u5e26\u4e0b\u7684\u81ea\u5efa\u670d\u52a1\u5668\u4e0a\u90e8\u7f72\u7f51\u7ad9\uff0c\u8fd9\u5957\u65b9\u6848\u540c\u6837\u9002\u7528\uff0c\u56e0\u4e3a DDNS \u89e3\u51b3\u7684\u662f”\u57df\u540d\u8ddf\u7740 IP \u8d70”\u8fd9\u4e00\u5c42\u95ee\u9898\uff0c\u4e0e\u670d\u52a1\u5668\u672c\u8eab\u5728\u54ea\u6ca1\u6709\u5173\u7cfb\u3002<\/p>\n

\u52a8\u6001 DNS \u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n

\u8981\u7406\u89e3 DDNS\uff0c\u5148\u8981\u770b\u6e05\u666e\u901a DNS\uff08\u57df\u540d\u7cfb\u7edf\uff0c\u8d1f\u8d23\u628a\u57df\u540d\u7ffb\u8bd1\u6210 IP \u5730\u5740\u7684\u7f51\u7edc\u670d\u52a1\uff09\u7684\u89e3\u6790\u94fe\u8def\uff1a\u7528\u6237\u5728\u6d4f\u89c8\u5668\u8f93\u5165\u57df\u540d\u540e\uff0c\u9012\u5f52 DNS \u670d\u52a1\u5668\u4f1a\u5411\u6743\u5a01 DNS \u670d\u52a1\u5668\u67e5\u8be2 A \u8bb0\u5f55\uff08\u57df\u540d\u5230 IPv4 \u5730\u5740\u7684\u6620\u5c04\uff09\uff0c\u62ff\u5230 IP \u540e\u518d\u5efa\u7acb\u8fde\u63a5\u3002\u8fd9\u6761\u94fe\u8def\u91cc\uff0cA \u8bb0\u5f55\u662f\u9759\u6001\u7684\u2014\u2014\u8c01\u6539\u4e86\u5b83\uff0c\u5168\u7f51\u751f\u6548\u9700\u8981\u7b49 TTL\uff08\u89e3\u6790\u8bb0\u5f55\u7684\u7f13\u5b58\u5b58\u6d3b\u65f6\u95f4\uff09\u8fc7\u671f\u3002<\/p>\n

DDNS \u505a\u7684\u4e8b\u60c5\uff0c\u5c31\u662f\u628a”\u4eba\u5de5\u4fee\u6539 A \u8bb0\u5f55”\u53d8\u6210”\u7a0b\u5e8f\u81ea\u52a8\u4fee\u6539”\u3002\u5b83\u7684\u5de5\u4f5c\u5faa\u73af\u5206\u4e09\u6b65\uff1a<\/p>\n

    \n
  1. \u90e8\u7f72\u5728\u4f60\u670d\u52a1\u5668\u4e0a\u7684 DDNS \u5ba2\u6237\u7aef\u5b9a\u671f\u68c0\u6d4b\u5f53\u524d\u516c\u7f51 IP\uff08\u6bd4\u5982\u6bcf 5 \u5206\u949f\u8bf7\u6c42\u4e00\u6b21\u5916\u90e8\u63a2\u6d4b\u670d\u52a1 ifconfig.me<\/code>\uff09\uff1b<\/li>\n
  2. \u5ba2\u6237\u7aef\u5bf9\u6bd4\u68c0\u6d4b\u5230\u7684 IP \u4e0e\u4e0a\u4e00\u6b21\u4e0a\u62a5\u7684 IP\uff0c\u53d1\u73b0\u53d8\u5316\u540e\uff0c\u643a\u5e26 API \u5bc6\u94a5\u8c03\u7528\u57df\u540d\u670d\u52a1\u5546\u7684\u89e3\u6790 API\uff1b<\/li>\n
  3. \u670d\u52a1\u5546\u66f4\u65b0 A \u8bb0\u5f55\u5e76\u628a TTL \u8bbe\u5f97\u5f88\u77ed\uff08\u5e38\u89c1 60 \u79d2\uff09\uff0c\u5168\u7f51\u7f13\u5b58\u5728\u4e00\u5206\u949f\u5185\u5237\u65b0\uff0c\u57df\u540d\u91cd\u65b0\u6307\u5411\u65b0 IP\u3002<\/li>\n<\/ol>\n

    \u6574\u4e2a\u5207\u6362\u8fc7\u7a0b\u901a\u5e38\u5728 1-2 \u5206\u949f\u5185\u5b8c\u6210\uff0c\u5bf9\u8bbf\u95ee\u8005\u6765\u8bf4\u53ea\u662f\u77ed\u6682\u7684\u89e3\u6790\u5931\u8d25\u91cd\u8bd5\uff0c\u4e0d\u9700\u8981\u4efb\u4f55\u4eba\u5de5\u4ecb\u5165\u3002\u8fd9\u4e5f\u662f\u4e3a\u4ec0\u4e48\u5927\u91cf\u5bb6\u7528\u76d1\u63a7\u3001NAS \u8fdc\u7a0b\u8bbf\u95ee\u3001\u81ea\u5efa\u90ae\u4ef6\u670d\u52a1\u90fd\u4f9d\u8d56\u8fd9\u5957\u673a\u5236\u3002<\/p>\n

    \"DDNS\u5ba2\u6237\u7aef\u68c0\u6d4b\u516c\u7f51IP\u5e76\u81ea\u52a8\u66f4\u65b0\u57df\u540d\u89e3\u6790\u7684\u6d41\u7a0b\u793a\u610f\"<\/p>\n

    \u4e09\u79cd\u4e3b\u6d41\u65b9\u6848\u600e\u4e48\u9009<\/h2>\n

    \u843d\u5730 DDNS \u6709\u4e09\u6761\u8def\uff0c\u5404\u81ea\u7684\u6210\u672c\u3001\u53ef\u63a7\u6027\u548c\u7ef4\u62a4\u91cf\u5dee\u522b\u660e\u663e\uff0c\u5148\u6309\u573a\u666f\u5bf9\u53f7\u5165\u5ea7\u518d\u52a8\u624b\u3002<\/p>\n

    \u65b9\u6848\u4e00\uff1a\u57df\u540d\u670d\u52a1\u5546\u81ea\u5e26 DDNS\u3002<\/strong> Cloudflare\u3001\u963f\u91cc\u4e91\u3001DNSPod \u7b49\u4e3b\u6d41\u670d\u52a1\u5546\u90fd\u63d0\u4f9b\u514d\u8d39\u7684\u89e3\u6790 API\uff0c\u914d\u5408\u5f00\u6e90\u5ba2\u6237\u7aef\uff08\u5982 ddns-go<\/code>\u3001cloudflare-ddns<\/code>\uff09\u5373\u53ef\u5b9e\u73b0\u81ea\u52a8\u66f4\u65b0\u3002\u4ee5 ddns-go<\/code> \u4e3a\u4f8b\uff0c\u5b83\u652f\u6301\u540c\u65f6\u66f4\u65b0 IPv4 \u548c IPv6 \u8bb0\u5f55\uff0c\u5355\u4e2a\u4e8c\u8fdb\u5236\u6587\u4ef6\u90e8\u7f72\uff0c\u6ca1\u6709\u989d\u5916\u4f9d\u8d56\u3002\u8fd9\u662f\u4e2a\u4eba\u5efa\u7ad9\u6700\u63a8\u8350\u7684\u8d77\u70b9\uff1a\u96f6\u6210\u672c\u3001\u7ec4\u4ef6\u5c11\u3001\u51fa\u95ee\u9898\u5bb9\u6613\u6392\u67e5\u3002<\/p>\n

    \u65b9\u6848\u4e8c\uff1a\u8def\u7531\u5668\u5185\u7f6e DDNS \u529f\u80fd\u3002<\/strong> \u534e\u7855\u3001TP-Link\u3001\u5c0f\u7c73\u7b49\u4e3b\u6d41\u8def\u7531\u5668\u7684\u7ba1\u7406\u540e\u53f0\u90fd\u6709 DDNS \u8bbe\u7f6e\u9875\uff0c\u7ed1\u5b9a\u670d\u52a1\u5546\u8d26\u53f7\u540e\u7531\u8def\u7531\u5668\u4e0a\u62a5 IP\u3002\u4f18\u70b9\u662f\u4e0d\u5360\u7528\u670d\u52a1\u5668\u8d44\u6e90\u3001\u8def\u7531\u5668\u62e8\u53f7\u5c42\u62ff\u5230\u7684 IP \u6700\u51c6\u786e\uff1b\u7f3a\u70b9\u662f\u53ef\u914d\u7f6e\u7684\u89e3\u6790\u670d\u52a1\u5546\u53d7\u56fa\u4ef6\u9650\u5236\uff0cTTL \u548c\u66f4\u65b0\u7b56\u7565\u65e0\u6cd5\u81ea\u5b9a\u4e49\uff0c\u8def\u7531\u5668\u66f4\u6362\u540e\u9700\u8981\u91cd\u65b0\u914d\u7f6e\u3002<\/p>\n

    \u65b9\u6848\u4e09\uff1a\u81ea\u5efa DDNS \u670d\u52a1\u7aef\u3002<\/strong> \u7528 BIND\uff08Linux \u4e0a\u6700\u8001\u724c\u7684 DNS \u670d\u52a1\u5668\u8f6f\u4ef6\uff09\u914d\u5408 nsupdate<\/code> \u5de5\u5177\uff0c\u5728\u81ea\u5df1\u63a7\u5236\u7684\u670d\u52a1\u5668\u4e0a\u540c\u65f6\u5145\u5f53\u6743\u5a01 DNS \u548c\u66f4\u65b0\u63a5\u6536\u7aef\u3002\u8fd9\u6761\u8def\u53ef\u63a7\u6027\u6700\u5f3a\uff0c\u9002\u5408\u6709\u591a\u6761\u5bbd\u5e26\u3001\u591a\u4e2a\u57df\u540d\u9700\u8981\u7edf\u4e00\u7ba1\u7406\u7684\u573a\u666f\uff1b\u4f46\u4f60\u8981\u81ea\u5df1\u7ef4\u62a4 DNS \u670d\u52a1\u7684\u53ef\u7528\u6027\u2014\u2014\u6743\u5a01 DNS \u6302\u4e86\uff0c\u6240\u6709\u89e3\u6790\u4e00\u8d77\u5931\u6548\uff0c\u7ef4\u62a4\u6210\u672c\u660e\u663e\u66f4\u9ad8\u3002<\/p>\n

    \u4e09\u6761\u8def\u7ebf\u90fd\u9075\u5faa\u540c\u4e00\u4e2a\u539f\u5219\uff1a\u5ba2\u6237\u7aef\u68c0\u6d4b IP\u3001API \u66f4\u65b0\u8bb0\u5f55\u3001\u77ed TTL \u52a0\u901f\u751f\u6548\u3002\u5bf9\u7edd\u5927\u591a\u6570\u53ea\u6709\u4e00\u4e2a\u57df\u540d\u3001\u4e00\u4e24\u53f0\u670d\u52a1\u5668\u7684\u7ad9\u957f\uff0c\u6211\u4eec\u5efa\u8bae\u4ece\u65b9\u6848\u4e00\u8d77\u6b65\uff0c\u540e\u7eed\u89c4\u6a21\u6269\u5927\u518d\u8003\u8651\u65b9\u6848\u4e09\u3002\u5982\u679c\u4f60\u7684\u5efa\u7ad9\u8ba1\u5212\u672c\u8eab\u5c31\u6258\u7ba1\u5728 Hostease \u865a\u62df\u4e3b\u673a<\/a> \u6216\u4e91\u670d\u52a1\u5668\uff08\u901a\u8fc7\u4e91\u7aef\u8d44\u6e90\u6309\u9700\u63d0\u4f9b\u7684\u865a\u62df\u670d\u52a1\u5668\uff09\u4e0a\uff0c\u9759\u6001 IP \u7531\u670d\u52a1\u5546\u76f4\u63a5\u5206\u914d\uff0cDDNS \u8fd9\u4e00\u5c42\u53ef\u4ee5\u5b8c\u5168\u7701\u6389\u3002<\/p>\n

    \u5b9e\u64cd\uff1a\u7528 ddns-go \u642d\u5efa\u81ea\u52a8\u66f4\u65b0<\/h2>\n

    \u4e0b\u9762\u4ee5\u65b9\u6848\u4e00\u4e2d\u6700\u5e38\u89c1\u7684\u7ec4\u5408\u4e3a\u4f8b\uff1a\u57df\u540d\u89e3\u6790\u6258\u7ba1\u5728 Cloudflare\uff0c\u670d\u52a1\u5668\u662f Linux\uff0c\u5ba2\u6237\u7aef\u7528 ddns-go<\/code>\u3002\u6574\u4e2a\u8fc7\u7a0b 15 \u5206\u949f\u5de6\u53f3\u53ef\u4ee5\u5b8c\u6210\u3002<\/p>\n

    \u7b2c\u4e00\u6b65\uff0c\u5b89\u88c5\u5ba2\u6237\u7aef\u3002<\/strong> \u5728\u670d\u52a1\u5668\u4e0a\u6267\u884c\uff1a<\/p>\n

    sudo apt install ddns-go\n<\/code><\/pre>\n
    Ubuntu 24.04 \u7684\u5b98\u65b9\u4ed3\u5e93\u5df2\u6536\u5f55 ddns-go<\/code>\uff1b\u5982\u679c\u4f60\u7684\u53d1\u884c\u7248\u6ca1\u6709\u8fd9\u4e2a\u5305\uff0c\u53ef\u4ee5\u4ece\u9879\u76ee\u7684 GitHub Releases \u9875\u9762\u4e0b\u8f7d\u5bf9\u5e94\u67b6\u6784\u7684\u5355\u6587\u4ef6\u4e8c\u8fdb\u5236\uff0c\u653e\u5230 \/usr\/local\/bin\/<\/code> \u4e0b\u5373\u53ef\uff0c\u6ca1\u6709\u5176\u4ed6\u4f9d\u8d56\u3002<\/p>\n
    \u7b2c\u4e8c\u6b65\uff0c\u914d\u7f6e\u89e3\u6790\u670d\u52a1\u5546\u3002<\/strong> \u5148\u5230 Cloudflare \u63a7\u5236\u53f0\u521b\u5efa\u4e00\u4e2a API Token\uff0c\u6743\u9650\u53ea\u52fe\u9009”\u7f16\u8f91 Zone DNS”\uff0c\u4f5c\u7528\u57df\u9650\u5b9a\u5230\u4f60\u7684\u57df\u540d\uff0c\u907f\u514d\u4f7f\u7528\u6743\u9650\u8fc7\u5927\u7684 Global API Key\u3002\u7136\u540e\u542f\u52a8\u670d\u52a1\u5e76\u6253\u5f00\u672c\u5730\u7ba1\u7406\u9875\uff1a<\/p>\n
    sudo systemctl enable --now ddns-go\n<\/code><\/pre>\n
    \u6d4f\u89c8\u5668\u8bbf\u95ee http:\/\/127.0.0.1:9876<\/code>\uff08\u8fdc\u7a0b\u670d\u52a1\u5668\u53ef\u5148\u7528 SSH \u96a7\u9053\u8f6c\u53d1\u7aef\u53e3\uff09\uff0c\u5728\u914d\u7f6e\u9875\u9009\u62e9 Cloudflare\uff0c\u586b\u5165 Token\uff0c\u6dfb\u52a0\u8981\u66f4\u65b0\u7684\u57df\u540d\u8bb0\u5f55\uff0c\u6bd4\u5982 home.example.com<\/code>\u3002IP \u83b7\u53d6\u65b9\u5f0f\u5efa\u8bae\u9009”\u901a\u8fc7\u63a5\u53e3\u83b7\u53d6”\uff0c\u7531\u5ba2\u6237\u7aef\u4e3b\u52a8\u67e5\u8be2\u5916\u90e8\u5730\u5740\uff0c\u907f\u514d NAT \u73af\u5883\u4e0b\u62ff\u5230\u9519\u8bef\u7684\u5185\u7f51 IP\u3002<\/p>\n
    \u7b2c\u4e09\u6b65\uff0c\u9a8c\u8bc1\u81ea\u52a8\u66f4\u65b0\u662f\u5426\u751f\u6548\u3002<\/strong> \u624b\u52a8\u628a\u8be5\u57df\u540d\u7684 A \u8bb0\u5f55\u6539\u6210\u4e00\u4e2a\u9519\u8bef\u5730\u5740\uff08\u4f8b\u5982 1.1.1.1<\/code>\uff09\uff0c\u7b49\u5f85\u5ba2\u6237\u7aef\u7684\u4e0b\u4e00\u4e2a\u68c0\u6d4b\u5468\u671f\uff08\u9ed8\u8ba4 300 \u79d2\uff09\uff0c\u518d\u7528 dig<\/code> \u67e5\u8be2\uff1a<\/p>\n
    dig +short home.example.com\n<\/code><\/pre>\n
    \u8fd4\u56de\u503c\u91cd\u65b0\u53d8\u56de\u4f60\u5f53\u524d\u7684\u516c\u7f51 IP\uff0c\u8bf4\u660e\u68c0\u6d4b\u3001\u4e0a\u62a5\u3001\u66f4\u65b0\u6574\u6761\u94fe\u8def\u5df2\u7ecf\u6253\u901a\u3002\u5efa\u8bae\u540c\u65f6\u628a TTL \u4fdd\u6301\u9ed8\u8ba4\u7684 600 \u79d2\u4ee5\u5185\uff0c\u5207\u6362\u8d8a\u5feb\uff0c\u7f51\u7ad9\u4e2d\u65ad\u7a97\u53e3\u8d8a\u77ed\u3002<\/p>\n
    \"ddns-go\u5ba2\u6237\u7aef\u914d\u7f6e\u4e0e\u57df\u540d\u8bb0\u5f55\u81ea\u52a8\u66f4\u65b0\u9a8c\u8bc1\u793a\u610f\"<\/p>\n
    \u907f\u5751\u6e05\u5355\uff1a\u8fd9\u4e9b\u95ee\u9898\u6700\u5e38\u89c1<\/h2>\n
    \u65b9\u6848\u9009\u5bf9\u3001\u5ba2\u6237\u7aef\u88c5\u597d\uff0c\u4e0d\u4ee3\u8868\u4ece\u6b64\u9ad8\u6795\u65e0\u5fe7\u3002\u4ee5\u4e0b\u662f\u5b9e\u9645\u90e8\u7f72\u4e2d\u53cd\u9988\u6700\u96c6\u4e2d\u7684\u56db\u7c7b\u95ee\u9898\uff0c\u9010\u6761\u7ed9\u51fa\u5224\u65ad\u65b9\u6cd5\u548c\u5904\u7406\u65b9\u5f0f\u3002<\/p>\n
    \u7b2c\u4e00\uff0c\u62ff\u5230\u7684\u662f\u5185\u7f51 IP\u3002<\/strong> \u5982\u679c ddns-go<\/code> \u65e5\u5fd7\u91cc\u4e0a\u62a5\u7684\u5730\u5740\u662f 100.64.x.x<\/code> \u6216 10.x.x.x<\/code> \u8fd9\u7c7b\u79c1\u6709\u6bb5\uff0c\u8bf4\u660e\u8fd0\u8425\u5546\u628a\u8bbe\u5907\u653e\u5728\u4e86 CGNAT\uff08\u8fd0\u8425\u5546\u7ea7 NAT\uff0c\u591a\u4eba\u5171\u4eab\u516c\u7f51 IP \u7684\u7ec4\u7f51\u65b9\u5f0f\uff09\u540e\u9762\u3002\u8fd9\u79cd\u60c5\u51b5\u4e0b DDNS \u66f4\u65b0\u5f97\u518d\u52e4\u4e5f\u6ca1\u7528\u2014\u2014\u516c\u7f51\u6d41\u91cf\u6839\u672c\u5230\u4e0d\u4e86\u4f60\u7684\u670d\u52a1\u5668\u3002\u5224\u65ad\u65b9\u6cd5\uff1a\u8def\u7531\u5668 WAN \u53e3 IP \u4e0e curl ifconfig.me<\/code> \u8fd4\u56de\u503c\u4e0d\u4e00\u81f4\uff0c\u57fa\u672c\u53ef\u4ee5\u786e\u8ba4\u3002\u89e3\u6cd5\u662f\u8054\u7cfb\u8fd0\u8425\u5546\u7533\u8bf7\u516c\u7f51 IP\uff08\u901a\u5e38\u514d\u8d39\uff0c\u6253\u5ba2\u670d\u7535\u8bdd\u5373\u53ef\uff09\uff0c\u6216\u8005\u6539\u7528\u53cd\u5411\u4ee3\u7406\u3001\u5185\u7f51\u7a7f\u900f\u7c7b\u65b9\u6848\u627f\u8f7d\u5bf9\u5916\u670d\u52a1\u3002<\/p>\n
    \u7b2c\u4e8c\uff0cHTTPS \u8bc1\u4e66\u7b7e\u53d1\u5931\u8d25\u3002<\/strong> \u5f88\u591a\u7ad9\u957f\u7ed9 DDNS \u57df\u540d\u914d Let’s Encrypt \u8bc1\u4e66\u65f6\u9047\u5230\u9a8c\u8bc1\u5931\u8d25\uff0c\u539f\u56e0\u662f Let’s Encrypt \u5bf9\u540c\u4e00\u57df\u540d\u6709\u6bcf\u5c0f\u65f6 5 \u6b21\u7684\u7b7e\u53d1\u9891\u7387\u9650\u5236\uff0c\u6d4b\u8bd5\u9636\u6bb5\u53cd\u590d\u5220\u9664\u91cd\u5efa\u8bc1\u4e66\u5f88\u5feb\u5c31\u4f1a\u89e6\u9876\u3002\u5efa\u8bae\u5148\u7528 staging \u73af\u5883\u9a8c\u8bc1\u6d41\u7a0b\u8dd1\u901a\uff0c\u786e\u8ba4\u65e0\u8bef\u540e\u518d\u5207\u6b63\u5f0f\u7b7e\u53d1\uff0c\u4e00\u5f20\u8bc1\u4e66\u6709\u6548\u671f 90 \u5929\uff0c\u914d\u5408 certbot<\/code> \u7684\u81ea\u52a8\u7eed\u671f\u5b8c\u5168\u591f\u7528\u3002<\/p>\n
    \u7b2c\u4e09\uff0c\u89e3\u6790\u66f4\u65b0\u6210\u529f\u4f46\u8bbf\u95ee\u4ecd\u4e0d\u901a\u3002<\/strong> dig<\/code> \u5df2\u7ecf\u8fd4\u56de\u65b0 IP\uff0c\u6d4f\u89c8\u5668\u5374\u8fd8\u662f\u6253\u4e0d\u5f00\uff0c\u6b64\u65f6\u95ee\u9898\u591a\u534a\u4e0d\u5728 DNS\uff0c\u800c\u5728\u670d\u52a1\u5668\u4fa7\uff1a\u9632\u706b\u5899\uff08\u5982 ufw<\/code>\uff09\u6ca1\u653e\u884c 80\/443 \u7aef\u53e3\u3001Web \u670d\u52a1\u6ca1\u6709\u76d1\u542c\u516c\u7f51\u5730\u5740\u3001\u6216\u8005\u5bbd\u5e26\u8fd0\u8425\u5546\u5c01\u7981\u4e86\u5bb6\u5ead\u5bbd\u5e26\u7684\u5165\u7ad9 80 \u7aef\u53e3\u3002\u6309”\u7aef\u53e3\u3001\u76d1\u542c\u3001\u9632\u706b\u5899\u3001\u8fd0\u8425\u5546”\u56db\u5c42\u987a\u5e8f\u6392\u67e5\uff0c\u6bcf\u4e00\u5c42\u7528 ss -tlnp<\/code>\u3001ufw status<\/code> \u7b49\u547d\u4ee4\u9010\u9879\u786e\u8ba4\u3002<\/p>\n
    \u7b2c\u56db\uff0c\u591a\u5ba2\u6237\u7aef\u62a2\u66f4\u65b0\u3002<\/strong> \u6709\u4e9b\u7528\u6237\u540c\u65f6\u5728\u8def\u7531\u5668\u548c\u670d\u52a1\u5668\u4e0a\u5404\u8dd1\u4e00\u4e2a DDNS \u5ba2\u6237\u7aef\uff0c\u4e24\u8fb9\u68c0\u6d4b\u5230\u7684 IP \u4e0d\u4e00\u81f4\u65f6\u4f1a\u4e92\u76f8\u8986\u76d6\uff0c\u9020\u6210\u8bb0\u5f55\u53cd\u590d\u8df3\u53d8\u3002\u539f\u5219\u5f88\u7b80\u5355\uff1a\u4e00\u4e2a\u57df\u540d\u53ea\u4fdd\u7559\u4e00\u4e2a\u66f4\u65b0\u6e90\uff0c\u5176\u4f59\u5168\u90e8\u505c\u6389\u3002\u60f3\u8981\u5197\u4f59\uff0c\u53ef\u4ee5\u95f4\u9694\u9519\u5f00\u68c0\u6d4b\u5468\u671f\uff0c\u800c\u4e0d\u662f\u540c\u65f6\u4e0a\u62a5\u3002<\/p>\n
    \"DDNS\u5e38\u89c1\u6545\u969c\u6392\u67e5\u8def\u5f84\u5bf9\u6bd4\u793a\u610f\"<\/p>\n
    \u53e6\u5916\u63d0\u9192\u4e00\u70b9\uff1aDDNS \u57df\u540d\u4f1a\u66b4\u9732\u4f60\u7684\u5bb6\u5ead\u6216\u529e\u516c\u7f51\u7edc\u5165\u53e3\uff0c\u5b89\u5168\u914d\u7f6e\u4e0d\u80fd\u7701\u3002SSH \u6539\u7528\u5bc6\u94a5\u767b\u5f55\u5e76\u7981\u7528\u5bc6\u7801\u8ba4\u8bc1\uff0c\u7ba1\u7406\u540e\u53f0\u53ea\u5141\u8bb8\u7279\u5b9a IP \u8bbf\u95ee\uff0cWeb \u670d\u52a1\u524d\u9762\u52a0\u4e00\u5c42 fail2ban \u62e6\u622a\u66b4\u529b\u7834\u89e3\u3002\u57df\u540d\u6307\u5411\u54ea\u91cc\u53ef\u4ee5\u88ab\u626b\u63cf\u5230\uff0c\u4f46\u95e8\u9501\u5fc5\u987b\u5728\u81ea\u5df1\u624b\u91cc\u3002\u5982\u679c\u4f60\u60f3\u7cfb\u7edf\u6027\u52a0\u56fa\u670d\u52a1\u5668\uff0c\u53ef\u4ee5\u53c2\u8003\u6211\u4eec\u4e4b\u524d\u7684 \u670d\u52a1\u5668\u5b89\u5168\u52a0\u56fa\u6307\u5357<\/a>\u3002<\/p>\n
    \u603b\u7ed3\uff1a\u6309\u8fd9\u4e2a\u987a\u5e8f\u843d\u5730<\/h2>\n
    \u56de\u987e\u4e00\u4e0b\u5168\u6587\u7684\u8def\u5f84\uff1a\u5148\u786e\u8ba4\u4f60\u7684\u7f51\u7edc\u73af\u5883\u662f\u5426\u771f\u7684\u9700\u8981 DDNS\uff08\u516c\u7f51 IP \u4f1a\u53d8\u3001\u53c8\u65e0\u6cd5\u4f4e\u6210\u672c\u6362\u6210\u56fa\u5b9a IP\uff09\uff0c\u518d\u4ece\u57df\u540d\u670d\u52a1\u5546 API + ddns-go<\/code> \u8fd9\u6761\u6700\u7701\u5fc3\u7684\u8def\u7ebf\u8d77\u6b65\uff0c\u6700\u540e\u7528”\u6539\u9519\u8bb0\u5f55\u7b49\u81ea\u52a8\u7ea0\u6b63”\u7684\u65b9\u5f0f\u9a8c\u8bc1\u6574\u6761\u94fe\u8def\uff0c\u628a CGNAT\u3001\u8bc1\u4e66\u9650\u9891\u3001\u7aef\u53e3\u653e\u884c\u8fd9\u51e0\u7c7b\u9ad8\u9891\u5751\u4f4d\u63d0\u524d\u6392\u6389\u3002<\/p>\n
    \u7ed9\u4f60\u7684\u884c\u52a8\u5efa\u8bae\u6309\u4f18\u5148\u7ea7\u6392\u5217\uff1a<\/p>\n
      \n
    1. \u7acb\u5373\u505a\uff1a\u7528 curl ifconfig.me<\/code> \u548c\u8def\u7531\u5668 WAN \u53e3 IP \u5bf9\u6bd4\uff0c\u786e\u8ba4\u81ea\u5df1\u662f\u5426\u5728 CGNAT \u540e\u9762\uff1b<\/li>\n
    2. \u672c\u5468\u505a\uff1a\u521b\u5efa\u6700\u5c0f\u6743\u9650\u7684\u89e3\u6790 API Token\uff0c\u90e8\u7f72 ddns-go<\/code> \u5e76\u5b8c\u6210\u9996\u6b21\u81ea\u52a8\u66f4\u65b0\u9a8c\u8bc1\uff0cTTL \u63a7\u5236\u5728 600 \u79d2\u4ee5\u5185\uff1b<\/li>\n
    3. \u957f\u671f\u505a\uff1a\u4e3a DDNS \u57df\u540d\u914d\u4e0a SSH \u5bc6\u94a5\u767b\u5f55\u3001\u9632\u706b\u5899\u767d\u540d\u5355\u548c fail2ban\uff0c\u628a\u66b4\u9732\u9762\u6536\u7a84\u5230\u4e1a\u52a1\u5fc5\u9700\u7684\u7aef\u53e3\u3002<\/li>\n<\/ol>\n
      \u5982\u679c\u9a8c\u8bc1\u8fc7\u7a0b\u4e2d\u53d1\u73b0\u5bb6\u5ead\u5bbd\u5e26\u7684\u4e0a\u884c\u5e26\u5bbd\uff08\u7f51\u7edc\u7ebf\u8def\u540c\u65f6\u5411\u5916\u4f20\u8f93\u6570\u636e\u7684\u6700\u5927\u901f\u7387\uff09\u6216\u5165\u7ad9\u9650\u5236\u786e\u5b9e\u6491\u4e0d\u8d77\u5bf9\u5916\u670d\u52a1\uff0c\u4e5f\u53ef\u4ee5\u8003\u8651\u628a\u7f51\u7ad9\u8fc1\u79fb\u5230\u5e26\u56fa\u5b9a IP \u7684 \u72ec\u7acb\u670d\u52a1\u5668<\/a> \u4e0a\uff0cDDNS \u4f9d\u7136\u53ef\u4ee5\u4f5c\u4e3a\u5907\u4efd\u901a\u9053\u4fdd\u7559\u3002\u66f4\u591a\u5efa\u7ad9\u4e0e\u8fd0\u7ef4\u7684\u5b9e\u64cd\u5185\u5bb9\uff0c\u6b22\u8fce\u6301\u7eed\u5173\u6ce8 Hostease \u5b98\u65b9\u535a\u5ba2<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
      \u8be6\u89e3\u52a8\u6001DNS\uff08DDNS\uff09\u7684\u5de5\u4f5c\u539f\u7406\u3001\u642d\u5efa\u6b65\u9aa4\u4e0e\u81ea\u52a8\u66f4\u65b0\u914d\u7f6e\uff0c\u5e2e\u52a9\u65e0\u56fa\u5b9a\u516c\u7f51IP\u7684\u7528\u6237\u5b9e\u73b0\u57df\u540d\u7a33\u5b9a\u89e3\u6790\u4e0e\u81ea\u52a9\u5efa\u7ad9\u3002<\/p>\n","protected":false},"author":2,"featured_media":33107,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3822],"tags":[5059,301,177,234,5060],"class_list":["post-33111","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides","tag-ddns","tag-dns","tag-ip","tag-234","tag-5060"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/09\/dynamic-dns-auto-update-setup-cover.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33111","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/comments?post=33111"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33111\/revisions"}],"predecessor-version":[{"id":33166,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33111\/revisions\/33166"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media\/33107"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=33111"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=33111"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=33111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}