{"id":13379,"date":"2024-09-27T14:14:13","date_gmt":"2024-09-27T06:14:13","guid":{"rendered":"http:\/\/999.zuizhuai.cn\/?p=13379"},"modified":"2024-09-27T14:14:13","modified_gmt":"2024-09-27T06:14:13","slug":"%e5%bb%ba%e8%ae%ae%e5%a4%a7%e5%ae%b6%ef%bc%9a%e5%b0%bd%e6%97%a9%e5%9f%b9%e5%85%bb%e2%8c%88%e5%8d%b3%e6%97%b6%e8%ae%b0%e5%bd%95%e2%8c%8b%e7%9a%84%e4%b9%a0%e6%83%af-2","status":"publish","type":"post","link":"http:\/\/puo.cn\/?p=13379","title":{"rendered":"\u81ea\u5efa PowerDNS \u667a\u80fd\u89e3\u6790\u670d\u52a1\u5668"},"content":{"rendered":"<p>\u6700\u8fd1\u6211\u8d8a\u6765\u8d8a\u559c\u6b22\u81ea\u5efa\u4e00\u4e9b\u4e1c\u897f\uff0c\u6bd4\u5982 GitLab\u3002\u4eca\u5929\u6211\u53c8\u628a DNS \u670d\u52a1\u5668\u6539\u6210\u81ea\u5efa\u7684\u4e86\uff0c\u5206\u4eab\u4e00\u4e0b\u7ecf\u9a8c\uff08PS\uff1a\u73b0\u5728\u4e3a\u4e86\u5b9e\u73b0<a rel=\"nofollow\" href=\"https:\/\/www.guozeyu.com\/2017\/01\/wordpress-full-site-cdn\/\">\u6839\u57df\u540d CDN<\/a>\uff0c\u6211\u7528\u6362\u6210\u4e86 Route 53\uff09\uff1a<\/p>\n<p>\u672c\u6587\u7684\u81ea\u5efa DNS \u662f\u6307\u7684\u662f\u6743\u5a01 DNS\uff0c\u5373\u7ed9\u81ea\u5df1\u7684\u57df\u540d\u914d\u7f6e\u7684 DNS\uff0c\u800c\u975e\u5728\u5ba2\u6237\u7aef\u914d\u7f6e\u7684\u7f13\u5b58 DNS\u3002<\/p>\n<h2 id=\"\u4f18\u7f3a\u70b9\">\u4f18\u7f3a\u70b9<\/h2>\n<p>\u9996\u5148\uff0c\u6211\u5148\u8bf4\u7528\u81ea\u5efa DNS \u670d\u52a1\u5668\u7684<strong>\u81f4\u547d\u574f\u5904<\/strong>\uff1a<\/p>\n<ol>\n<li>\u5982\u679c\u90a3\u5929\u81ea\u5df1\u7684\u670d\u52a1\u5668\u6302\u4e86\uff0c\u6574\u4e2a\u57df\u540d\u76f8\u5173\u670d\u52a1\u90fd\u4f1a\u6302\uff0c\u5373\u4f7f\u4f60\u90ae\u4ef6\u6536\u4fe1\u670d\u52a1\u5668\u662f\u7528\u7684\u662f\u7b2c\u4e09\u65b9\u7684\uff0c\u4f60\u4e5f\u4e0d\u80fd\u6536\u4fe1\u4e86<\/li>\n<li>\u57fa\u672c\u4e0a\u5fc5\u987b\u662f\u5f00\u653e\u7aef\u53e3\uff0c\u5e76\u6709<strong>\u56fa\u5b9a IP<\/strong>\uff08\u800c\u4e14\u6700\u597d\u8fd8\u9700\u8981\u81f3\u5c11\u4e24\u4e2a IP\uff09 \u7684 VPS\uff08\u5f53\u7136\u4e5f\u53ef\u4ee5\u662f\u4e24\u4e2a\u4e3b\u673a\uff0c\u53ea\u9700\u8981\u4fdd\u8bc1\u914d\u7f6e\u6587\u4ef6\u5b8c\u5168\u76f8\u540c\u5373\u53ef\uff09\uff0c\u5bf9\u4e8e\u670d\u52a1\u63d0\u4f9b\u5546\u8981\u6c42\u9ad8<\/li>\n<li>\u4e2a\u4eba\u4e00\u822c\u5173\u4e8e DNS \u8fd0\u7ef4\u7ecf\u9a8c\u4e0d\u8db3\uff0c\u5bb9\u6613\u5bfc\u81f4\u914d\u7f6e\u9519\u8bef<\/li>\n<li>\u7b2c\u4e09\u65b9 DNS \u63d0\u4f9b\u5546\u57fa\u672c\u90fd\u6709 DDOS \u9632\u5fa1\uff0c\u800c\u4f60\u7684\u670d\u52a1\u5668\u53ef\u4e0d\u4e00\u5b9a\u6709\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u76f4\u63a5\u901a\u8fc7 L7 DNS Flood \u653b\u51fb\u6389\u4f60\u7684\u670d\u52a1\u5668\uff0c\u7136\u540e\u53c8\u56de\u5230\u7b2c\u4e00\u4e2a\u95ee\u9898\u4e0a\u4e86<\/li>\n<\/ol>\n<p>\u4f7f\u7528\u81ea\u5efa DNS \u670d\u52a1\u5668\u4f18\u70b9\uff1a<\/p>\n<p>&nbsp;<\/p>\n<ol>\n<li>\u53ef DIY \u7a0b\u5ea6\u6781\u5927\uff0c\u5404\u79cd DNS \u65b9\u9762\u529f\u80fd\u51e0\u4e4e\u90fd\u80fd\u914d\u7f6e\uff0c\u4f46\u5374\u53c8\u90fd\u5341\u5206\u590d\u6742<\/li>\n<li>\u53ef\u4ee5\u5efa\u5728\u5df2\u6709\u7684\u670d\u52a1\u5668\u4e0a\uff0c\u4e0d\u7528\u989d\u5916\u82b1\u94b1<\/li>\n<\/ol>\n<p>\u6700\u7ec8\u6211\u8fd8\u662f\u9009\u62e9\u4e86\u4f7f\u7528\u00a0PowerDNS \u8f6f\u4ef6\uff08\u8fd9\u5176\u5b9e\u4e5f\u662f\u5f88\u591a\u63d0\u4f9b DNS \u670d\u52a1\u7684\u670d\u52a1\u5546\u6240\u4f7f\u7528\u7684\uff09\uff0c\u6211\u5b89\u88c5\u5b83\u7684\u6700\u8fd1\u624d\u51fa\u7684 4.0 \u7248\u672c\uff0c\u8fd9\u4e2a\u7248\u672c\u652f\u6301\u7684\u4e00\u4e9b\u7279\u6027\uff1a<\/p>\n<ul>\n<li>EDNS Client Subnet<\/li>\n<li>DNSSEC<\/li>\n<li>GEODNS<\/li>\n<li>IPv6<\/li>\n<\/ul>\n<p>\u7b49\u7b49\uff0c\u4ee5\u4e0a\u53ea\u662f\u6211\u60f3\u5230\u7684\u3002\u540c\u65f6 PowerDNS \u652f\u6301\u8d85\u591a\u7684\u89e3\u6790\u8bb0\u5f55\u79cd\u7c7b\uff08\u81f3\u5c11\u662f\u6211\u76ee\u524d\u89c1\u8fc7\u6700\u591a\u7684\uff09\uff1aA\u3001AAAA\u3001AFSDB\u3001ALIAS\uff08\u4e5f\u662f ANAME\uff09\u3001CAA\u3001CERT\u3001CDNSKEY\u3001CDS\u3001CNAME\u3001DNSKEY\u3001DNAME\u3001DS\u3001HINFO\u3001KEY\u3001LOC\u3001MX\u3001NAPTR\u3001NS\u3001NSEC\u3001NSEC3\u3001NSEC3PARAM\u3001OPENPGPKEY\u3001PTR\u3001RP\u3001RRSIG\u3001SOA\u3001SPF\u3001SSHFP\u3001SRV\u3001TKEY\u3001TSIG\u3001TLSA\u3001TXT\u3001URI \u7b49\uff0c\u8fd8\u6709\u4e0d\u5e38\u7528\u7684\u6ca1\u6709\u5217\u51fa\u6765\uff0c\u89c1<a rel=\"nofollow\" href=\"https:\/\/doc.powerdns.com\/md\/types\/\" target=\"_blank\" rel=\"noopener\">\u6240\u6709\u652f\u6301\u7684\u8bb0\u5f55<\/a>\u3002\u8bf4\u5b9e\u8bdd\u6709\u4e00\u4e9b\u51b7\u95e8\u7684\u8bb0\u5f55\u5f88\u591a\u89e3\u6790\u5546\u90fd\u4e0d\u652f\u6301\uff0c\u4f46\u6211\u53c8\u9700\u8981\u7528\uff0c\u6bd4\u5982 LOC\u3001SSHFP \u548c TLSA\u3002\u4e0d\u77e5\u9053\u8fd9\u4e00\u5806\u8bb0\u5f55\u662f\u5e72\u4ec0\u4e48\u7684\uff1f\u8bf7\u89c1<a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/List_of_DNS_record_types\" target=\"_blank\" rel=\"noopener\">\u7ef4\u57fa\u767e\u79d1<\/a>\u3002<\/p>\n<h2 id=\"\u7b80\u8ff0\u5b89\u88c5\u8fc7\u7a0b\">\u7b80\u8ff0\u5b89\u88c5\u8fc7\u7a0b<\/h2>\n<p>\u8be6\u60c5\u5b89\u88c5\u65b9\u6cd5<a rel=\"nofollow\" href=\"https:\/\/doc.powerdns.com\/md\/authoritative\/installation\/\" target=\"_blank\" rel=\"noopener\">\u89c1\u5b98\u65b9\u6587\u6863<\/a>\uff0c\u9700\u8981\u5148\u5b89\u88c5\u00a0<code>pdns-server<\/code>\u00a0\uff0c\u7136\u540e\u518d\u5b89\u88c5\u00a0<code>pdns-backend-$backend<\/code>\u00a0\u3002Backend \u662f\u4f60\u53ef\u4ee5\u81ea\u5df1\u9009\u7684\uff0c\u5e38\u7528\u7684\u6709\u00a0<code>BIND<\/code>\u00a0\u548c\u00a0<code>Generic MySQL<\/code>\u00a0\uff0c\u9700\u8981 GEODNS \u53ef\u4ee5\u7528\u00a0<code>GEOIP<\/code>\u00a0\uff0c\u6240\u6709\u5217\u8868<a rel=\"nofollow\" href=\"https:\/\/doc.powerdns.com\/md\/authoritative\/\" target=\"_blank\" rel=\"noopener\">\u89c1\u6b64<\/a>\u3002\u5982\u679c\u60f3\u505a\u7f51\u9875\u7248\u63a7\u5236\u540e\u53f0\uff0c\u4f7f\u7528 MySQL \u7684\u53ef\u80fd\u6bd4\u8f83\u65b9\u4fbf\u3002\u5982\u679c\u53ea\u662f\u901a\u8fc7\u6587\u4ef6\u5f62\u5f0f\u63a7\u5236\uff0c\u90a3\u4e48 BIND \u548c GEOIP \u90fd\u53ef\u4ee5\u3002 \u6211\u4f7f\u7528 GEOIP \u7248\u672c\u7684\uff0cGEOIP \u7248\u672c\u53ef\u62d3\u5c55\u6027\u5f3a\uff0c\u4f7f\u7528 YAML \u6587\u4ef6\uff0c\u66f4\u7075\u6d3b\u3001\u4f18\u96c5\uff0c\u672c\u6587\u5c31\u8bb2\u8bb2 GEOIP \u7248\u672c\uff1a \u5728 Ubuntu \u4e0a\u5b89\u88c5\uff08\u7cfb\u7edf\u8f6f\u4ef6\u6e90\u91cc\u5c31\u6709\uff09\uff1a<\/p>\n<p>$ sudo apt install pdns-server<br \/>\n$ sudo apt install pdns-backend-geoip<\/p>\n<p>\u7136\u540e\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n<pre><code class=\"hljs language-shell\"><span class=\"hljs-meta prompt_\">$ <\/span><span class=\"language-bash\"><span class=\"hljs-built_in\">rm<\/span> \/etc\/powerdns\/pdns.d\/* <span class=\"hljs-comment\"># \u5220\u9664 Example<\/span><\/span>\n<\/code><\/pre>\n<h3 id=\"\u5b89\u88c5\u66f4\u65b0\u7248\u672c\u7684-PowerDNS\">\u5b89\u88c5\u66f4\u65b0\u7248\u672c\u7684 PowerDNS<\/h3>\n<p>\u5f88\u591a\u7279\u6027\uff0c\u5982 CAA \u8bb0\u5f55\u7b49\uff0c\u9700\u8981\u65b0\u7248 PowerDNS\u3002\u8bf7<a rel=\"nofollow\" href=\"https:\/\/repo.powerdns.com\/\" target=\"_blank\" rel=\"noopener\">\u524d\u5f80\u5b98\u7f51\u914d\u7f6e\u8f6f\u4ef6\u6e90<\/a>\u3002<\/p>\n<h3 id=\"\u5b89\u88c5\u5730\u7406\u4f4d\u7f6e\u6570\u636e\u5e93\">\u5b89\u88c5\u5730\u7406\u4f4d\u7f6e\u6570\u636e\u5e93<\/h3>\n<p>\u6ce8\u610f\uff0c\u4f60\u5e94\u8be5\u5df2\u7ecf\u6709 MaxMind GeoIP Lite \u6570\u636e\u5e93\uff0c\u5982\u679c\u6ca1\u6709\uff0c\u901a\u8fc7\u5982\u4e0b\u65b9\u5f0f\u5b89\u88c5\uff1a<\/p>\n<blockquote><p>\u91cd\u8981\u66f4\u65b0\u26a0\ufe0f\uff1a2018 \u5e74 4 \u6708 1 \u65e5\u8d77\u5df2\u7ecf\u65e0\u6cd5\u901a\u8fc7\u8f6f\u4ef6\u81ea\u52a8\u4e0b\u8f7d\u5230 DAT \u683c\u5f0f\u7684 GeoIP \u6570\u636e\u5e93\uff0c\u8bf7<a rel=\"nofollow\" href=\"https:\/\/dev.maxmind.com\/geoip\/legacy\/geolite\/\" target=\"_blank\" rel=\"noopener\">\u524d\u5f80\u5b98\u7f51\u624b\u52a8\u4e0b\u8f7d\u5bf9\u5e94\u6570\u636e\u5e93<\/a>\u3002\u9700\u8981\u7684\u662f\u00a0Binary \u683c\u5f0f\u7684\u3002<\/p><\/blockquote>\n<p>\u521b\u5efa\u6587\u4ef6\u00a0<code>\/etc\/GeoIP.conf<\/code>\u00a0\u5185\u5bb9\u662f\uff1a<\/p>\n<pre><code class=\"hljs language-yaml\"><span class=\"hljs-comment\"># The following UserId and LicenseKey are required placeholders:<\/span>\n<span class=\"hljs-string\">UserId<\/span> <span class=\"hljs-number\">999999<\/span>\n<span class=\"hljs-string\">LicenseKey<\/span> <span class=\"hljs-number\">000000000000<\/span>\n<span class=\"hljs-comment\"># Include one or more of the following ProductIds:<\/span>\n<span class=\"hljs-comment\"># * GeoLite2-City - GeoLite 2 City<\/span>\n<span class=\"hljs-comment\"># * GeoLite2-Country - GeoLite2 Country<\/span>\n<span class=\"hljs-comment\"># * GeoLite-Legacy-IPv6-City - GeoLite Legacy IPv6 City<\/span>\n<span class=\"hljs-comment\"># * GeoLite-Legacy-IPv6-Country - GeoLite Legacy IPv6 Country<\/span>\n<span class=\"hljs-comment\"># * 506 - GeoLite Legacy Country<\/span>\n<span class=\"hljs-comment\"># * 517 - GeoLite Legacy ASN<\/span>\n<span class=\"hljs-comment\"># * 533 - GeoLite Legacy City<\/span>\n<span class=\"hljs-string\">ProductIds<\/span> <span class=\"hljs-number\">506<\/span> <span class=\"hljs-string\">GeoLite-Legacy-IPv6-Country<\/span>\n<span class=\"hljs-string\">DatabaseDirectory<\/span> <span class=\"hljs-string\">\/usr\/share\/GeoIP<\/span>\n<\/code><\/pre>\n<p>\u7136\u540e\u5b89\u88c5 geoipupdate\uff0c\u6267\u884c\u00a0<code>sudo apt install geoipupdate &amp;&amp; mkdir -p \/usr\/share\/GeoIP &amp;&amp; geoipupdate -v<\/code>\u00a0\uff0c\u4f60\u7684\u6570\u636e\u5e93\u5c31\u5df2\u7ecf\u4e0b\u8f7d\u5b8c\u6bd5\u4e86\u3002<\/p>\n<h3 id=\"\u914d\u7f6e-PowerDNS\">\u914d\u7f6e PowerDNS<\/h3>\n<p>\u521b\u5efa\u6587\u4ef6\u00a0<code>\/etc\/powerdns\/pdns.d\/geoip.conf<\/code>\u00a0\u5185\u5bb9\u662f\uff1a<\/p>\n<pre><code class=\"hljs language-ini\"><span class=\"hljs-attr\">launch<\/span>=geoip\n<span class=\"hljs-attr\">geoip-database-files<\/span>=\/usr\/share\/GeoIP\/GeoLiteCountry.dat \/usr\/share\/GeoIP\/GeoIPv6.dat <span class=\"hljs-comment\"># \u9009\u62e9 IPv4 \u548c IPv6 \u56fd\u5bb6\u6a21\u5757<\/span>\n<span class=\"hljs-attr\">geoip-database-cache<\/span>=memory\n<span class=\"hljs-attr\">geoip-zones-file<\/span>=\/share\/zone.yaml <span class=\"hljs-comment\"># \u4f60\u7684 YAML \u914d\u7f6e\u6587\u4ef6\u7684\u4f4d\u7f6e\uff0c\u968f\u4fbf\u54ea\u4e2a\u5730\u65b9\u90fd\u884c<\/span>\n<span class=\"hljs-attr\">geoip-dnssec-keydir<\/span>=\/etc\/powerdns\/key\n<\/code><\/pre>\n<p>\u521b\u5efa\u90a3\u4e2a YAML \u6587\u4ef6\uff0c\u7136\u540e\u5f00\u59cb\u5199 Zone\uff0c\u8fd9\u662f\u4e00\u4e2a\u4f8b\u5b50\uff08IPv6 \u4e0d\u662f\u5fc5\u987b\u7684\uff0c\u6240\u6709 IP \u5e94\u8be5\u90fd\u586b\u5199\u5916\u90e8 IP\uff0c\u672c\u6587\u4ee5\u7cbe\u786e\u5230\u56fd\u5bb6\u4e3e\u4f8b\uff0c\u5e76\u5217\u5185\u5bb9\u7684\u987a\u5e8f\u65e0\u6240\u8c13\uff09\uff1a<\/p>\n<pre><code class=\"hljs language-yaml\"><span class=\"hljs-comment\"># @see: https:\/\/doc.powerdns.com\/md\/authoritative\/backend-geoip\/<\/span>\n<span class=\"hljs-attr\">domains:<\/span>\n<span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">domain:<\/span> <span class=\"hljs-string\">example.com<\/span>\n  <span class=\"hljs-attr\">ttl:<\/span> <span class=\"hljs-number\">300<\/span> <span class=\"hljs-comment\"># \u9ed8\u8ba4 TTL \u65f6\u957f<\/span>\n  <span class=\"hljs-attr\">records:<\/span>\n<span class=\"hljs-comment\">##### Default NS<\/span>\n    <span class=\"hljs-attr\">ns1.example.com:<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">a:<\/span> <span class=\"hljs-comment\"># \u4f60\u7684\u670d\u52a1\u5668\u7684\u7b2c\u4e00\u4e2a IPv4 \u5730\u5740<\/span>\n          <span class=\"hljs-attr\">content:<\/span> <span class=\"hljs-number\">10.0<\/span><span class=\"hljs-number\">.0<\/span><span class=\"hljs-number\">.1<\/span>\n          <span class=\"hljs-attr\">ttl:<\/span> <span class=\"hljs-number\">86400<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">aaaa:<\/span> <span class=\"hljs-comment\"># \u4f60\u7684\u670d\u52a1\u5668\u7684\u7b2c\u4e00\u4e2a IPv6 \u5730\u5740<\/span>\n          <span class=\"hljs-attr\">content:<\/span> <span class=\"hljs-string\">::1<\/span>\n          <span class=\"hljs-attr\">ttl:<\/span> <span class=\"hljs-number\">86400<\/span>\n    <span class=\"hljs-attr\">ns2.example.com:<\/span> <span class=\"hljs-comment\"># \u4f60\u7684\u670d\u52a1\u5668\u7684\u7b2c\u4e8c\u4e2a IPv4 \u5730\u5740\uff08\u5982\u679c\u6ca1\u6709\u5c31\u548c\u4e0a\u9762\u4e00\u6837\uff09<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">a:<\/span>\n          <span class=\"hljs-attr\">content:<\/span> <span class=\"hljs-number\">10.0<\/span><span class=\"hljs-number\">.0<\/span><span class=\"hljs-number\">.2<\/span>\n          <span class=\"hljs-attr\">ttl:<\/span> <span class=\"hljs-number\">86400<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">aaaa:<\/span> <span class=\"hljs-comment\"># \u4f60\u7684\u670d\u52a1\u5668\u7684\u7b2c\u4e8c\u4e2a IPv6 \u5730\u5740\uff08\u5982\u679c\u6ca1\u6709\u5c31\u548c\u4e0a\u9762\u4e00\u6837\uff09<\/span>\n          <span class=\"hljs-attr\">content:<\/span> <span class=\"hljs-string\">::2<\/span>\n          <span class=\"hljs-attr\">ttl:<\/span> <span class=\"hljs-number\">86400<\/span>\n<span class=\"hljs-comment\">##### Root domain<\/span>\n    <span class=\"hljs-attr\">example.com:<\/span> <span class=\"hljs-comment\"># \u6839\u57df\u540d\u4e0b\u7684\u8bb0\u5f55<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">soa:<\/span>\n          <span class=\"hljs-attr\">content:<\/span> <span class=\"hljs-string\">ns1.example.com.<\/span> <span class=\"hljs-string\">admin.example.com.<\/span> <span class=\"hljs-number\">1<\/span> <span class=\"hljs-number\">86400<\/span> <span class=\"hljs-number\">3600 <\/span><span class=\"hljs-number\">604800<\/span> <span class=\"hljs-number\">10800<\/span>\n          <span class=\"hljs-attr\">ttl:<\/span> <span class=\"hljs-number\">7200<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">ns:<\/span>\n          <span class=\"hljs-attr\">content:<\/span> <span class=\"hljs-string\">ns1.example.com.<\/span>\n          <span class=\"hljs-attr\">ttl:<\/span> <span class=\"hljs-number\">86400<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">ns:<\/span>\n          <span class=\"hljs-attr\">content:<\/span> <span class=\"hljs-string\">ns2.example.com.<\/span>\n          <span class=\"hljs-attr\">ttl:<\/span> <span class=\"hljs-number\">86400<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">mx:<\/span>\n          <span class=\"hljs-attr\">content:<\/span> <span class=\"hljs-number\">100<\/span> <span class=\"hljs-string\">mx1.example.com.<\/span> <span class=\"hljs-comment\"># \u6743\u91cd [\u7a7a\u683c] \u4e3b\u673a\u540d<\/span>\n          <span class=\"hljs-attr\">ttl:<\/span> <span class=\"hljs-number\">7200<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">mx:<\/span>\n          <span class=\"hljs-attr\">content:<\/span> <span class=\"hljs-number\">100<\/span> <span class=\"hljs-string\">mx2.example.com.<\/span>\n          <span class=\"hljs-attr\">ttl:<\/span> <span class=\"hljs-number\">7200<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">mx:<\/span>\n          <span class=\"hljs-attr\">content:<\/span> <span class=\"hljs-number\">100<\/span> <span class=\"hljs-string\">mx3.example.com.<\/span>\n          <span class=\"hljs-attr\">ttl:<\/span> <span class=\"hljs-number\">7200<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">a:<\/span> <span class=\"hljs-number\">103.41<\/span><span class=\"hljs-number\">.133<\/span><span class=\"hljs-number\">.70<\/span> <span class=\"hljs-comment\"># \u5982\u679c\u60f3\u4f7f\u7528\u9ed8\u8ba4 TTL\uff0c\u90a3\u5c31\u4e0d\u7528\u533a\u5206 content \u548c ttl \u5b57\u6bb5<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">aaaa:<\/span> <span class=\"hljs-number\">2001<\/span><span class=\"hljs-string\">:470:fa6b::1<\/span>\n<span class=\"hljs-comment\">##### Servers list \u4f60\u7684\u670d\u52a1\u5668\u5217\u8868<\/span>\n    <span class=\"hljs-attr\">beijing-server.example.com:<\/span> <span class=\"hljs-meta\">&amp;beijing<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">a:<\/span> <span class=\"hljs-number\">10.0<\/span><span class=\"hljs-number\">.1<\/span><span class=\"hljs-number\">.1<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">aaaa:<\/span> <span class=\"hljs-string\">::1:1<\/span>\n    <span class=\"hljs-attr\">newyork-server.example.com:<\/span> <span class=\"hljs-meta\">&amp;newyork<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">a:<\/span> <span class=\"hljs-number\">10.0<\/span><span class=\"hljs-number\">.2<\/span><span class=\"hljs-number\">.1<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">aaaa:<\/span> <span class=\"hljs-string\">::2:1<\/span>\n    <span class=\"hljs-attr\">japan-server.example.com:<\/span> <span class=\"hljs-meta\">&amp;japan<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">a:<\/span> <span class=\"hljs-number\">10.0<\/span><span class=\"hljs-number\">.3<\/span><span class=\"hljs-number\">.1<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">aaaa:<\/span> <span class=\"hljs-string\">::3:1<\/span>\n    <span class=\"hljs-attr\">london-server.example.com:<\/span> <span class=\"hljs-meta\">&amp;uk<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">a:<\/span> <span class=\"hljs-number\">10.0<\/span><span class=\"hljs-number\">.4<\/span><span class=\"hljs-number\">.1<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">aaaa:<\/span> <span class=\"hljs-string\">::4:1<\/span>\n    <span class=\"hljs-attr\">france-server.example.com:<\/span> <span class=\"hljs-meta\">&amp;france<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">a:<\/span> <span class=\"hljs-number\">10.0<\/span><span class=\"hljs-number\">.5<\/span><span class=\"hljs-number\">.1<\/span>\n      <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">aaaa:<\/span> <span class=\"hljs-string\">::5:1<\/span>\n<span class=\"hljs-comment\">##### GEODNS \u5206\u533a\u89e3\u6790<\/span>\n    <span class=\"hljs-comment\"># @see: https:\/\/php.net\/manual\/en\/function.geoip-continent-code-by-name.php<\/span>\n    <span class=\"hljs-comment\"># @see: https:\/\/en.wikipedia.org\/wiki\/ISO_3166-1_alpha-3<\/span>\n    <span class=\"hljs-comment\"># unknown also is default<\/span>\n    <span class=\"hljs-comment\"># %co.%cn.geo.example.com<\/span>\n    <span class=\"hljs-comment\"># \u9ed8\u8ba4<\/span>\n    <span class=\"hljs-attr\">unknown.unknown.geo.example.com:<\/span> <span class=\"hljs-string\">*newyork<\/span> <span class=\"hljs-comment\"># \u9ed8\u8ba4\u89e3\u6790\u5230\u7f8e\u56fd<\/span>\n    <span class=\"hljs-comment\"># \u6d32<\/span>\n    <span class=\"hljs-attr\">unknown.as.geo.example.com:<\/span> <span class=\"hljs-string\">*japan<\/span> <span class=\"hljs-comment\"># \u4e9a\u6d32\u89e3\u6790\u5230\u65e5\u672c<\/span>\n    <span class=\"hljs-attr\">unknown.oc.geo.example.com:<\/span> <span class=\"hljs-string\">*japan<\/span> <span class=\"hljs-comment\"># \u5927\u6d0b\u6d32\u89e3\u6790\u5230\u65e5\u672c<\/span>\n    <span class=\"hljs-attr\">unknown.eu.geo.example.com:<\/span> <span class=\"hljs-string\">*france<\/span> <span class=\"hljs-comment\"># \u6b27\u6d32\u89e3\u6790\u5230\u6cd5\u56fd<\/span>\n    <span class=\"hljs-attr\">unknown.af.geo.example.com:<\/span> <span class=\"hljs-string\">*france<\/span> <span class=\"hljs-comment\"># \u975e\u6d32\u89e3\u6790\u5230\u6cd5\u56fd<\/span>\n    <span class=\"hljs-comment\"># \u56fd\u5bb6<\/span>\n    <span class=\"hljs-attr\">chn.as.geo.example.com:<\/span> <span class=\"hljs-string\">*beijing<\/span> <span class=\"hljs-comment\"># \u4e2d\u56fd\u89e3\u6790\u5317\u4eac<\/span>\n    <span class=\"hljs-attr\">gbr.eu.geo.example.com:<\/span> <span class=\"hljs-string\">*uk<\/span> <span class=\"hljs-comment\"># \u82f1\u56fd\u89e3\u6790\u5230\u82f1\u56fd<\/span>\n  <span class=\"hljs-attr\">services:<\/span>\n    <span class=\"hljs-comment\"># GEODNS<\/span>\n    <span class=\"hljs-attr\">www.example.com:<\/span> [ <span class=\"hljs-string\">'%co.%cn.geo.example.com'<\/span>, <span class=\"hljs-string\">'unknown.%cn.geo.example.com'<\/span>, <span class=\"hljs-string\">'unknown.unknown.geo.example.com'<\/span>]\n<\/code><\/pre>\n<p>\u8fd9\u4e2a\u914d\u7f6e\uff0c\u5c31\u76f8\u5f53\u4e8e\u628a\u00a0<a rel=\"nofollow\" href=\"http:\/\/www.example.com\/\" target=\"_blank\" rel=\"noopener\">www.example.com<\/a>\u00a0\u7ed9\u5206\u533a\u89e3\u6790\uff0c\u7531\u4e8e\u76ee\u524d\u8fd9\u4e2a\u89e3\u6790\u5b58\u5728\u4e00\u4e9b\u95ee\u9898\uff0c\u5bfc\u81f4\u4e0d\u80fd\u540c\u65f6\u5728\u6839\u57df\u540d\u548c\u5b50\u57df\u540d\u4e0b\u8bbe\u7f6e GEODNS\uff0c\u8fd9\u4e2a Bug \u6211<a rel=\"nofollow\" href=\"https:\/\/github.com\/PowerDNS\/pdns\/issues\/4276\" target=\"_blank\" rel=\"noopener\">\u5df2\u7ecf\u63d0\u4ea4\u53cd\u9988<\/a>\u4e86\u3002 \u5982\u679c\u4f60\u60f3\u53ea\u628a\u89e3\u6790\u7cbe\u5ea6\u8bbe\u5728\u6d32\u7ea7\u522b\uff0c\u90a3\u4e48\u5c31\u76f4\u63a5 %cn.geo.example.com \u8fd9\u6837\u5c11\u5199\u4e00\u7ea7\u5c31\u884c\u4e86\u3002\u5982\u679c\u4f60\u9700\u8981\u7cbe\u786e\u5230\u57ce\u5e02\uff0c\u90a3\u4e48\u591a\u5199\u4e00\u7ea7\u5c31\u884c\uff0c\u4f46\u662f\u9700\u8981\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u6dfb\u52a0 GeoIP \u57ce\u5e02\u7684\u6570\u636e\u5e93\u3002\u7136\u800c\u514d\u8d39\u7684\u57ce\u5e02\u6570\u636e\u5e93\u7684\u57ce\u5e02\u7248\u672c\u5e76\u4e0d\u7cbe\u51c6\uff0c\u4f60\u8fd8\u9700\u8981\u53bb\u8d2d\u4e70\u5546\u4e1a\u6570\u636e\u5e93\uff0c\u8fd9\u53c8\u662f\u4e00\u4e2a\u989d\u5916\u5f00\u9500\u3002<\/p>\n<h3 id=\"\u914d\u7f6e\u57df\u540d\">\u914d\u7f6e\u57df\u540d<\/h3>\n<p>\u524d\u5f80\u4f60\u7684\u57df\u540d\u6ce8\u518c\u5546\uff0c\u8fdb\u5165\u540e\u53f0\u4fee\u6539\u8bbe\u7f6e\uff0c\u7ed9\u57df\u540d\u6dfb\u52a0\u4e0a\u5b50\u57df\u540d\u670d\u52a1\u5668\u8bb0\u5f55\uff0c\u5982\u56fe\uff1a<\/p>\n<figure><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13789\" src=\"http:\/\/loc-wp-cdnimg.jiyun.net\/blogtest\/2024\/09\/20240929130618988.jpg\" width=\"1406\" height=\"892\" alt=\"20240929130618988\" title=\"20240929130618988\" \/><figcaption>\u6dfb\u52a0\u5b50\u57df\u540d\u670d\u52a1\u5668\u8bb0\u5f55<\/figcaption><\/figure>\n<p>\u7531\u4e8e\u8981\u8bbe\u7f6e\u7684 NS \u662f\u5728\u81ea\u5df1\u670d\u52a1\u5668\u4e0b\u7684\uff0c\u6240\u4ee5\u52a1\u5fc5\u8981\u5728\u57df\u540d\u6ce8\u518c\u5546\u4e0a\u5411\u4e0a\u7ea7\u57df\u540d\uff08\u5982 .com\uff09\u6ce8\u518c\u4f60\u7684 NS \u670d\u52a1\u5668 IP \u5730\u5740\uff0c\u8fd9\u6837\u4e0a\u7ea7\u57df\u540d\u5c31\u80fd\u89e3\u6790\u9053 NS \u7684 IP\uff0c\u81ea\u5efa DNS \u624d\u80fd\u4f7f\u7528\uff0c\u6bd4\u5982 icann.org \u4e0b\u5c31\u6709\u4e00\u4e2a\u5c5e\u4e8e\u81ea\u5df1\u7684 NS\uff1a<\/p>\n<pre><code class=\"hljs language-cpp\">$ dig icann.org ns +<span class=\"hljs-type\">short<\/span>\na.iana-servers.net.\nb.iana-servers.net.\nc.iana-servers.net.\nns.icann.org.\n<\/code><\/pre>\n<p>\u7136\u540e\u518d\u770b\u5b83\u7684\u4e0a\u7ea7\u57df\u540d org\uff1a<\/p>\n<pre><code class=\"hljs language-cpp\">$ dig org ns +<span class=\"hljs-type\">short<\/span>\na2.org.afilias-nst.info.\nb0.org.afilias-nst.org.\nd0.org.afilias-nst.org.\nc0.org.afilias-nst.info.\na0.org.afilias-nst.info.\nb2.org.afilias-nst.org.\n<\/code><\/pre>\n<p>\u968f\u4fbf\u627e\u4e00\u4e2a\u670d\u52a1\u5668\uff0c\u67e5\u8be2\u6743\u5a01\u8bb0\u5f55\uff08\u6211\u5c31\u4e0d\u7528 +short \u4e86\uff09\uff1a<\/p>\n<pre><code class=\"hljs language-scss\">$ dig <span class=\"hljs-keyword\">@a<\/span>0.org.afilias-nst.info icann.org ns\n;; QUESTION <span class=\"hljs-selector-tag\">SECTION<\/span>:\n;icann<span class=\"hljs-selector-class\">.org<\/span><span class=\"hljs-selector-class\">.INNS<\/span>\n;; AUTHORITY <span class=\"hljs-selector-tag\">SECTION<\/span>:\nicann.org.<span class=\"hljs-number\">86400IN<\/span>NSc.iana-servers.net.\nicann.org.<span class=\"hljs-number\">86400IN<\/span>NSa.iana-servers.net.\nicann.org.<span class=\"hljs-number\">86400IN<\/span>NSns.icann.org.\nicann.org.<span class=\"hljs-number\">86400IN<\/span>NSb.iana-servers.net.\n;; ADDITIONAL <span class=\"hljs-selector-tag\">SECTION<\/span>:\nns.icann.org.<span class=\"hljs-number\">86400IN<\/span>A199.<span class=\"hljs-number\">4.138<\/span>.<span class=\"hljs-number\">53<\/span>\nns.icann.org.<span class=\"hljs-number\">86400IN<\/span>AAAA2001:<span class=\"hljs-number\">500<\/span>:<span class=\"hljs-number\">89<\/span>::<span class=\"hljs-number\">53<\/span>\n<\/code><\/pre>\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u5728\u8fd9\u4e2a org \u7684 NS \u670d\u52a1\u5668\u5c31\u5df2\u7ecf\u628a ns.icann.org. \u7684\u8bb0\u5f55\u8fd4\u56de\u6765\u4e86\uff0c\u8fd9\u4e5f\u5c31\u662f\u4f60\u9700\u8981\u5728\u57df\u540d\u6ce8\u518c\u5546\u586b\u5199 IP \u5730\u5740\u7684\u539f\u56e0\u3002\u7136\u800c\u4f60\u6700\u597d\u5728\u4f60\u57df\u540d\u4e0b\u7684 DNS \u670d\u52a1\u5668\u4e0a\u4e5f\u8fd4\u56de\u76f8\u540c\u7684 NS \u548c\u76f8\u540c\u7684 IP\u3002 \u6700\u540e\uff0c\u4e0d\u8981\u5fd8\u4e86\u6539\u57df\u540d\u7684 NS \u8bb0\u5f55\u3002<\/p>\n<h3 id=\"YAML-\u7684\u4e00\u4e9b\u9ad8\u7ea7\u5199\u6cd5\">YAML \u7684\u4e00\u4e9b\u9ad8\u7ea7\u5199\u6cd5<\/h3>\n<p>\u6211\u521a\u624d\u7684 YAML \u4e2d\u5176\u5b9e\u5c31\u5df2\u7ecf\u7528\u5230\u4e86 YAML \u7684\u9ad8\u7ea7\u5199\u6cd5\uff0c\u5c31\u662f\u00a0<code>&amp;variable<\/code>\u00a0\u8bbe\u7f6e\u53d8\u91cf\uff0c<code>*variable<\/code>\u00a0\u4f7f\u7528\u53d8\u91cf\uff0c\u8fd9\u5f88\u50cf CloudXNS \u4e0b\u7684 LINK \u8bb0\u5f55\uff0c\u6bd4\u5982\u5728 CloudXNS \u4e0b\u4f60\u53ef\u4ee5\u8fd9\u4e48\u5199\uff1a<\/p>\n<pre><code class=\"hljs language-css\">www<span class=\"hljs-selector-class\">.example<\/span><span class=\"hljs-selector-class\">.com<\/span>    <span class=\"hljs-number\">600<\/span>   IN    <span class=\"hljs-selector-tag\">A<\/span>       <span class=\"hljs-number\">10.0<\/span>.<span class=\"hljs-number\">0.1<\/span>\nwww<span class=\"hljs-selector-class\">.example<\/span><span class=\"hljs-selector-class\">.com<\/span>    <span class=\"hljs-number\">600<\/span>   IN    <span class=\"hljs-selector-tag\">A<\/span>       <span class=\"hljs-number\">10.0<\/span>.<span class=\"hljs-number\">0.2<\/span>\nwww<span class=\"hljs-selector-class\">.example<\/span><span class=\"hljs-selector-class\">.com<\/span>    <span class=\"hljs-number\">600<\/span>   IN    AAAA    ::<span class=\"hljs-number\">1<\/span>\nwww.example.com    <span class=\"hljs-number\">600<\/span>   IN    AAAA    ::<span class=\"hljs-number\">2<\/span>\nsub.example.com    <span class=\"hljs-number\">600<\/span>   IN    LINK    www.example.com\n<\/code><\/pre>\n<p>\u7136\u540e\u5728\u4f60\u7684 YAML \u8bb0\u5f55\u91cc\u5c31\u53ef\u4ee5\u8fd9\u4e48\u5199\uff1a<\/p>\n<pre><code class=\"hljs language-yaml\"><span class=\"hljs-attr\">www.example.com:<\/span> <span class=\"hljs-meta\">&amp;www<\/span>\n  <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">a:<\/span> <span class=\"hljs-number\">10.0<\/span><span class=\"hljs-number\">.0<\/span><span class=\"hljs-number\">.1<\/span>\n  <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">a:<\/span> <span class=\"hljs-number\">10.0<\/span><span class=\"hljs-number\">.0<\/span><span class=\"hljs-number\">.2<\/span>\n  <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">aaaa:<\/span> <span class=\"hljs-string\">::1<\/span>\n  <span class=\"hljs-bullet\">-<\/span> <span class=\"hljs-attr\">aaaa:<\/span> <span class=\"hljs-string\">::2<\/span>\n<span class=\"hljs-attr\">sub.example.com:<\/span> <span class=\"hljs-meta\">*www<\/span>\n<\/code><\/pre>\n<p>\u8fd9\u5c31\u662f YAML \u7684\u4e00\u79cd\u9ad8\u7ea7\u5199\u6cd5\uff0c\u4e0d\u9700\u8981\u5176\u4ed6\u989d\u5916\u652f\u6301\u3002<\/p>\n<h3 id=\"\u6dfb\u52a0-DNSSEC-\u652f\u6301\">\u6dfb\u52a0 DNSSEC \u652f\u6301<\/h3>\n<p>\u8be6\u60c5\u53ef\u4ee5<a rel=\"nofollow\" href=\"https:\/\/doc.powerdns.com\/md\/authoritative\/dnssec\/\" target=\"_blank\" rel=\"noopener\">\u53c2\u8003\u6587\u6863<\/a>\uff0c\u8fd0\u884c\u4ee5\u4e0b\u6307\u4ee4\uff1a<\/p>\n<pre><code class=\"hljs language-shell\"><span class=\"hljs-meta prompt_\">$ <\/span><span class=\"language-bash\"><span class=\"hljs-built_in\">mkdir<\/span> \/etc\/powerdns\/key<\/span>\n<span class=\"hljs-meta prompt_\">$ <\/span><span class=\"language-bash\">pdnsutil secure-zone example.com<\/span>\n<span class=\"hljs-meta prompt_\">$ <\/span><span class=\"language-bash\">pdnsutil show-zone example.com<\/span>\n<\/code><\/pre>\n<p>\u6700\u540e\u4e00\u4e2a\u6307\u4ee4\u6240\u8fd4\u56de\u7684\u7ed3\u679c\u5c31\u662f\u4f60\u9700\u8981\u5728\u57df\u540d\u6ce8\u518c\u5546\u8bbe\u7f6e\u7684\u8bb0\u5f55\uff0c\u4e0d\u63a8\u8350\u90fd\u8bbe\u7f6e\uff0c\u53ea\u8bbe\u7f6e ECDSAP256SHA256 &#8211; SHA256 digest \u5c31\u884c\u4e86\u3002 \u6700\u540e\u5728\u7ebf\u68c0\u67e5\u8bbe\u7f6e\u5373\u53ef\u00a0<a rel=\"nofollow\" href=\"http:\/\/dnssec-debugger.verisignlabs.com\/\" target=\"_blank\" rel=\"noopener\">\u6d4b\u8bd5\u5730\u57401<\/a>\u00a0<a rel=\"nofollow\" href=\"http:\/\/dnsviz.net\/\" target=\"_blank\" rel=\"noopener\">\u6d4b\u8bd5\u5730\u57402<\/a>\uff0c\u53ef\u80fd\u6709\u51e0\u5929\u7f13\u5b58\u65f6\u95f4\u3002 \u6211\u7684\u68c0\u67e5<a rel=\"nofollow\" href=\"http:\/\/dnsviz.net\/d\/guozeyu.com\/dnssec\/\" target=\"_blank\" rel=\"noopener\">\u7ed3\u679c<\/a><\/p>\n<h3 id=\"\u5176\u4ed6\u4e00\u4e9b\u6709\u8da3\u7684\u4e1c\u897f\">\u5176\u4ed6\u4e00\u4e9b\u6709\u8da3\u7684\u4e1c\u897f<\/h3>\n<p>\u4f60\u53ef\u4ee5\u5728 YAML \u91cc\u5199\u4e0a\u8fd9\u4e2a\uff0c\u4e3a\u4e86\u65b9\u4fbf\u4f60\u8c03\u8bd5\uff1a<\/p>\n<pre><code class=\"hljs language-perl\"><span class=\"hljs-string\">\"*.ip.example.com\"<\/span>:\n  - txt:\n      content: <span class=\"hljs-string\">\"IP%af: %ip, Continent: %cn, Country: %co, ASn: %as, Region: %re, Organisation: %na, City: %ci\"<\/span>\n      ttl: <span class=\"hljs-number\">0<\/span>\n<\/code><\/pre>\n<p>\u8fd9\u4e9b\u53d8\u91cf\u90fd\u80fd\u4f5c\u4e3a\u4f60 GEODNS \u7684\u6807\u51c6\uff0c\u4e5f\u53ef\u4ee5\u68c0\u67e5\u4f60\u7684 GEOIP \u6570\u636e\u5e93\u60c5\u51b5\u3002 \u7136\u540e\uff0c\u6b63\u786e\u68c0\u67e5\u7684\u59ff\u52bf\uff1a<\/p>\n<pre><code class=\"hljs language-bash\">$ random=`<span class=\"hljs-built_in\">head<\/span> -200 \/dev\/urandom  md5` ; dig <span class=\"hljs-variable\">${random}<\/span>.ip.example txt +short\n<span class=\"hljs-string\">\"IPv4: 42.83.200.23, Continent: as, Country: chn, ASn: unknown, Region: unknown, Organisation: unknown, City: unknown\"<\/span>\n<\/code><\/pre>\n<p>IP \u5730\u5740\u5c31\u662f DNS \u7f13\u5b58\u670d\u52a1\u5668\u5730\u5740\uff08\u5982\u679c\u4f60\u5f00\u542f\u4e86\u00a0EDNS Client Subnet\uff0c\u4e14\u7f13\u5b58\u670d\u52a1\u5668\u652f\u6301\uff0c\u90a3\u4e48\u5c31\u662f\u81ea\u5df1\u7684 IP\uff0c\u4f46\u662f\u5982\u679c\u4f7f\u7528 8.8.8.8\uff0c\u90a3\u4e48\u4f1a\u770b\u5230\u81ea\u5df1\u7684 IP \u6700\u540e\u4e00\u4f4d\u662f 0\uff09\uff0c\u5982\u679c\u4f60\u5728\u672c\u5730\u6307\u5b9a\u4e86\u4ece\u4f60\u81ea\u5df1\u7684\u670d\u52a1\u5668\u67e5\uff0c\u90a3\u5c31\u76f4\u63a5\u8fd4\u56de\u4f60\u81ea\u5df1\u7684 IP \u5730\u5740\u3002\u7531\u4e8e\u6211\u53ea\u5b89\u88c5\u4e86\u56fd\u5bb6\u6570\u636e\u5e93\uff0c\u6240\u4ee5\u9664\u4e86\u6d32\u548c\u56fd\u5bb6\u4e4b\u5916\u5176\u4f59\u90fd\u662f Unknown\u3002<\/p>\n<h2 id=\"\u8fdb\u9636\u4f7f\u7528\">\u8fdb\u9636\u4f7f\u7528<\/h2>\n<h3 id=\"\u5efa\u7acb\u5206\u5e03\u5f0f-DNS\">\u5efa\u7acb\u5206\u5e03\u5f0f DNS<\/h3>\n<p>\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u662f\u4e00\u4e2a Master \u548c\u4e00\u4e2a \u00a0Slave \u7684 DNS \u89e3\u6790\u670d\u52a1\u5668\uff0c\u4f46\u662f\u8fd9\u6837\u7684\u8bdd\u5bf9 DNSSEC \u53ef\u80fd\u6709\u95ee\u9898\uff0c\u4e8e\u662f\u6211\u5c31\u5efa\u7acb\u4e86\u4e24\u4e2a Master \u670d\u52a1\u5668\uff0c\u81ea\u52a8\u540c\u6b65\u8bb0\u5f55\uff0c\u5e76\u8bbe\u7f6e\u4e86<strong>\u76f8\u540c\u7684 DNSSEC Private Key<\/strong>\uff0c\u597d\u50cf\u5e76\u6ca1\u6709\u4ec0\u4e48\u9519\u8bef\u53d1\u751f\uff08\u6bd5\u7adf\u5305\u62ec SOA \u5728\u5185\u7684\u6240\u6709\u8bb0\u5f55\u4e5f\u90fd\u662f\u5b8c\u5168\u4e00\u6837\u7684\uff09\uff0c\u6211\u7684\u670d\u52a1\u5668\u76ee\u524d\u7684\u914d\u7f6e<\/p>\n<pre><code class=\"hljs language-ruby\"><span class=\"hljs-variable\">$ <\/span>dig <span class=\"hljs-variable\">@a<\/span>.gtld-servers.net guozeyu.com\n;; <span class=\"hljs-variable constant_\">QUESTION<\/span> <span class=\"hljs-variable constant_\">SECTION<\/span>:\n;guozeyu.com.<span class=\"hljs-variable constant_\">INA<\/span>\n;; <span class=\"hljs-variable constant_\">AUTHORITY<\/span> <span class=\"hljs-variable constant_\">SECTION<\/span>:\nguozeyu.com.172800INNSa.geo.ns.tloxygen.net.\nguozeyu.com.172800INNSc.geo.ns.tloxygen.net.\n;; <span class=\"hljs-variable constant_\">ADDITIONAL<\/span> <span class=\"hljs-variable constant_\">SECTION<\/span>:\na.geo.ns.tloxygen.net.172800INA198.<span class=\"hljs-number\">251.90<\/span>.<span class=\"hljs-number\">65<\/span>\na.geo.ns.tloxygen.net.172800<span class=\"hljs-symbol\">INAAAA2605:<\/span><span class=\"hljs-number\">6400<\/span><span class=\"hljs-symbol\">:<\/span><span class=\"hljs-number\">10<\/span><span class=\"hljs-symbol\">:<\/span>6a9::<span class=\"hljs-number\">2<\/span>\nc.geo.ns.tloxygen.net.172800INA104.<span class=\"hljs-number\">196.241<\/span>.<span class=\"hljs-number\">116<\/span>\nc.geo.ns.tloxygen.net.172800<span class=\"hljs-symbol\">INAAAA2605:<\/span><span class=\"hljs-number\">6400<\/span><span class=\"hljs-symbol\">:<\/span><span class=\"hljs-number\">20<\/span><span class=\"hljs-symbol\">:b5e<\/span><span class=\"hljs-symbol\">:<\/span><span class=\"hljs-symbol\">:<\/span><span class=\"hljs-number\">2<\/span>\n<\/code><\/pre>\n<p>\u5176\u4e2d\u662f\u4e24\u4e2a IPv4 \u4e24\u4e2a IPv6\uff0c\u5176\u4e2d a.geo.ns.tloxygen.net. \u662f\u4f7f\u7528\u4e86 Anycast \u6280\u672f\u7684 IP \u5730\u5740\uff0c\u5176\u80cc\u540e\u7531\u4e09\u53f0\u670d\u52a1\u5668\u63d0\u4f9b\u3002c.geo.ns.tloxygen.net. \u5c5e\u4e8e\u53e6\u4e00\u5bb6\u670d\u52a1\u5546\u7684\u4e3b\u673a\uff0c\u8fd9\u6837\u4e00\u4e2a\u6302\u4e86\u4e4b\u540e\u8fd8\u6709\u5907\u4efd\uff0c\u66f4\u52a0\u7a33\u5b9a\u3002<\/p>\n<h4 id=\"Anycast-or-Unicast\">Anycast or Unicast?<\/h4>\n<p>\u50cf\u6211\u8fd9\u79cd\u5206\u5e03\u5f0f\u7684 DNS\uff0c\u5176\u5b9e\u662f Unicast \u548c Anycast \u7684\u7ec4\u5408\uff0c\u8fd9\u6837\u5b58\u5728\u7684\u4e00\u4e2a\u95ee\u9898\u5c31\u662f\u5728\u4e00\u4e2a\u5730\u65b9\u8fde\u63a5\u5176\u4e2d\u4e00\u4e2a\u4f1a\u6bd4\u8f83\u5feb\uff0c\u4f46\u662f\u53e6\u4e00\u4e2a\u4f1a\u6bd4\u8f83\u6162\u3002\u53ea\u6709\u5728\u7528\u652f\u6301\u5f02\u6b65\u67e5\u8be2\uff0c\u6216\u8005\u662f\u5e26 GeoIP \u7684 DNS \u7f13\u5b58\u670d\u52a1\u5668\uff0c\u624d\u6709\u53ef\u80fd\u8fde\u63a5\u5230\u6700\u5feb\u7684 DNS \u6743\u5a01\u670d\u52a1\u5668\uff0c\u5176\u4ed6\u60c5\u51b5\u4e0b\u5219\u662f\u968f\u673a\u8fde\u63a5\uff0c\u800c\u4e14\u5982\u679c\u4e00\u4e2a\u670d\u52a1\u5668\u6302\u6389\u4e86\uff0c\u90a3\u4e48\u670d\u52a1\u5668\u5bf9\u5e94\u7684 IP \u5c31\u5e9f\u4e86\u3002 Anycast \u662f\u4e00\u4e2a IP \u5bf9\u5e94\u591a\u4e2a\u4e3b\u673a\uff0c\u7136\u800c\u6211\u5374\u6ca1\u6709\u6761\u4ef6\u7528\uff0c\u8fd9\u4e2a\u5bf9\u4e8e\u4e2a\u4eba\u6765\u8bf4\u4e5f\u8bb8\u6210\u672c\u4f1a\u6bd4\u8f83\u9ad8\uff0c\u8981\u4e48\u4f60\u81ea\u5df1\u6709 AS \u53f7\u7136\u540e\u8ba9\u4e3b\u673a\u5546\u7ed9\u4f60\u63a5\u5165\uff0c\u8981\u4e48\u4f60\u7684\u4e3b\u673a\u5546\u63d0\u4f9b\u8de8\u533a\u57df\u7684 Load Balancing IP\u3002\u6211\u7684 VPS \u5728\u4e24\u4e2a\u4e0d\u540c\u7684\u4e3b\u673a\u5546\uff0c\u4e5f\u6ca1\u6709 AS\uff0c\u5c31\u4e0d\u80fd\u7528 Anycast \u4e86\u3002\u6211\u89c9\u5f97 DNS \u670d\u52a1\u5982\u679c\u53ef\u80fd\u8fd8\u662f\u8981\u7528 Anycast\uff0c\u56e0\u4e3a DNS \u670d\u52a1\u5668\u5bf9\u5e94\u7684 IP \u4e0d\u80fd GEODNS\uff08\u56e0\u4e3a\u8fd9\u662f\u6839\u57df\u540d\u7ed9\u4f60\u89e3\u6790\u7684\uff09\uff0c\u4f7f\u7528 Anycast \u540e\u5c31\u57fa\u672c\u80fd\u4fdd\u969c\u6700\u5feb\u7684\u8fde\u63a5\u901f\u7387\uff0c\u5e76\u4e14\u4e00\u4e2a\u670d\u52a1\u5668\u6302\u4e86 IP \u8fd8\u80fd\u7528\u3002\u6b64\u5916\uff0cDNS \u5fc5\u987b\u8981\u540c\u65f6\u8f6c\u53d1 TCP \u548c UDP \u7684 53 \u7aef\u53e3\u3002<\/p>\n<h3 id=\"\u5b95\u673a\u81ea\u52a8\u5207\u6362\">\u5b95\u673a\u81ea\u52a8\u5207\u6362<\/h3>\n<p>\u5982\u4f55\u5b9e\u73b0\u5b95\u673a\u81ea\u52a8\u5207\u6362\uff1f\u5b9e\u73b0\u8fd9\u4e2a\u7684\u6d41\u7a0b\u662f\uff1a \u76d1\u63a7\u670d\u52a1\u53d1\u73b0\u5b95\u673a -&gt; \u5411\u670d\u52a1\u5668\u53d1\u9001\u5df2\u7ecf\u5b95\u673a\u7684\u8bf7\u6c42 -&gt; \u670d\u52a1\u5668\u5bf9\u5b95\u673a\u5904\u7406\uff0c\u89e3\u6790\u5230\u5907\u7528 IP\/\u6682\u505c\u89e3\u6790 \u76d1\u63a7\u670d\u52a1\u53d1\u73b0\u670d\u52a1\u6b63\u5e38\u00a0-&gt; \u5411\u670d\u52a1\u5668\u53d1\u9001\u670d\u52a1\u6b63\u5e38\u7684\u8bf7\u6c42 -&gt; \u670d\u52a1\u5668\u5bf9\u670d\u52a1\u6b63\u5e38\u5904\u7406\uff0c\u6062\u590d\u89e3\u6790 \u53ef\u4ee5\u5efa\u7acb\u4e24\u4e2a YAML file\uff0c\u4e00\u4e2a\u662f\u9ed8\u8ba4\u4f7f\u7528\uff0c\u4e00\u4e2a\u662f\u670d\u52a1\u5668\u5b95\u673a\u65f6\u4f7f\u7528\u7684\uff0c\u5f53\u76d1\u63a7\u670d\u52a1\u53d1\u73b0\u670d\u52a1\u5668\u5b95\u673a\u540e\uff0c\u91cd\u65b0\u52a0\u8f7d\u53e6\u4e00\u4e2a YAML file\uff0c\u7136\u540e\u8fd9\u5c31\u662f\u5b95\u673a\u6a21\u5f0f\u4e86\u3002<\/p>\n<p><a rel=\"nofollow\" href=\"https:\/\/www.guozeyu.com\/2016\/08\/self-host-dns\/\" target=\"_blank\" rel=\"noopener\">\u539f\u6587\u94fe\u63a5<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6700\u8fd1\u6211\u8d8a\u6765\u8d8a\u559c\u6b22\u81ea\u5efa\u4e00\u4e9b\u4e1c\u897f\uff0c\u6bd4\u5982 GitLab\u3002\u4eca\u5929\u6211\u53c8\u628a DNS \u670d\u52a1\u5668\u6539\u6210\u81ea\u5efa\u7684\u4e86\uff0c\u5206\u4eab\u4e00\u4e0b\u7ecf\u9a8c\uff08PS\uff1a\u73b0\u5728\u4e3a\u4e86\u5b9e\u73b0\u6839\u57df\u540d CDN\uff0c\u6211\u7528\u6362\u6210\u4e86 Route 53\uff09\uff1a \u672c\u6587\u7684\u81ea\u5efa DNS \u662f\u6307\u7684\u662f\u6743\u5a01 DNS\uff0c\u5373\u7ed9\u81ea\u5df1\u7684\u57df\u540d\u914d\u7f6e\u7684 DN&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[140],"tags":[158],"topic":[],"class_list":["post-13379","post","type-post","status-publish","format-standard","hentry","category-domain-website","tag-dns"],"_links":{"self":[{"href":"http:\/\/puo.cn\/index.php?rest_route=\/wp\/v2\/posts\/13379","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/puo.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/puo.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/puo.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/puo.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=13379"}],"version-history":[{"count":0,"href":"http:\/\/puo.cn\/index.php?rest_route=\/wp\/v2\/posts\/13379\/revisions"}],"wp:attachment":[{"href":"http:\/\/puo.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=13379"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/puo.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=13379"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/puo.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=13379"},{"taxonomy":"topic","embeddable":true,"href":"http:\/\/puo.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftopic&post=13379"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}