{"id":84909,"date":"2026-01-06T17:36:54","date_gmt":"2026-01-06T09:36:54","guid":{"rendered":"https:\/\/lightningxvpn.com\/blog\/?p=84909"},"modified":"2026-01-06T17:36:59","modified_gmt":"2026-01-06T09:36:59","slug":"how-to-fix-slow-dns-lookup-cn","status":"publish","type":"post","link":"https:\/\/lightningxvpn.com\/blog\/cn\/how-to-fix-slow-dns-lookup-cn\/","title":{"rendered":"DNS\u67e5\u8be2\u7f13\u6162\u600e\u4e48\u529e\uff1f7\u4e2a\u6709\u6548\u62db\u6570\u79d2\u5347\u7f51\u901f\uff01"},"content":{"rendered":"\n<p>\u6d4f\u89c8\u5668\u52a0\u8f7d\u7f51\u9875\u65f6\u662f\u5426\u8fdf\u8fdf\u4e0d\u8fdb\uff0c\u53ea\u663e\u793a\u201c\u89e3\u6790\u4e3b\u673a\u201d\u7684\u63d0\u793a\uff1f\u8fd9\u5f88\u53ef\u80fd\u662f\u906d\u9047\u4e86DNS\u74f6\u9888\u3002\u8fd9\u79cd\u5ef6\u8fdf\u4e0d\u4ec5\u8ba9\u7528\u6237\u6293\u72c2\uff0c\u66f4\u4e25\u91cd\u5f71\u54cd\u5de5\u4f5c\u6548\u7387\u3002\u597d\u5728\u65e0\u9700IT\u4e13\u5bb6\u4e5f\u80fd\u89e3\u51b3\u6b64\u95ee\u9898\u3002\u672c\u6307\u5357\u5c06\u8be6\u7ec6\u8bf4\u660e\u5982\u4f55\u4fee\u590d\u7f13\u6162\u7684DNS\u89e3\u6790\u9519\u8bef\uff0c\u7acb\u5373\u6062\u590d\u60a8\u7684\u6d4f\u89c8\u901f\u5ea6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ec0\u4e48\u662fDNS\u67e5\u8be2\uff1f\u4e3a\u4f55\u4f1a\u53d8\u6162\uff1f<\/h2>\n\n\n\n<p>DNS\uff08\u57df\u540d\u7cfb\u7edf\uff09\u5982\u540c\u4e92\u8054\u7f51\u7684\u7535\u8bdd\u7c3f\u3002\u5f53\u60a8\u8f93\u5165\u7f51\u7ad9\u540d\u79f0\u65f6\uff0c\u60a8\u7684\u8ba1\u7b97\u673a\u4fbf\u5411DNS\u670d\u52a1\u5668\u67e5\u8be2\u5bf9\u5e94\u7684IP\u5730\u5740\u3002<\/p>\n\n\n\n<p>\u82e5<a href=\"https:\/\/lightningxvpn.com\/blog\/cn\/fix-dns-server-not-responding-cn\/\" target=\"_blank\" rel=\"noopener\" title=\"\">DNS\u670d\u52a1\u5668\u672a\u54cd\u5e94<\/a>\u3001\u8d85\u8f7d\u3001\u8ddd\u79bb\u8fc7\u8fdc\u6216\u914d\u7f6e\u9519\u8bef\uff0c\u5c31\u4f1a\u51fa\u73b0\u5ef6\u8fdf\u3002\u8bc6\u522b\u6839\u672c\u539f\u56e0\u624d\u662f\u89e3\u51b3DNS\u67e5\u8be2\u7f13\u6162\u7684\u7b2c\u4e00\u6b65\u3002\u5e38\u89c1\u539f\u56e0\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul>\n<li><strong>ISP\u670d\u52a1\u5668\u8fc7\u8f7d\uff1a<\/strong>\u4e92\u8054\u7f51\u670d\u52a1\u63d0\u4f9b\u5546\u9ed8\u8ba4\u670d\u52a1\u5668\u5e38\u5904\u4e8e\u62e5\u5835\u72b6\u6001\u3002<\/li>\n\n\n\n<li><strong>\u7f13\u5b58\u635f\u574f\uff1a<\/strong>\u8ba1\u7b97\u673a\u5b58\u50a8\u7684\u65e7\u6570\u636e\u4e0e\u65b0\u6570\u636e\u53d1\u751f\u51b2\u7a81\u3002<\/li>\n\n\n\n<li><strong>\u6076\u610f\u8f6f\u4ef6\uff1a<\/strong>\u6709\u5bb3\u7a0b\u5e8f\u62e6\u622a\u60a8\u7684\u8bf7\u6c42\u3002<\/li>\n\n\n\n<li><strong>\u8def\u7531\u5668\u6545\u969c\uff1a<\/strong>\u786c\u4ef6\u5b58\u5728\u4e34\u65f6\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u7ee7\u7eed\u9605\u8bfb\u4ee5\u4e86\u89e3\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\u7684\u6700\u6709\u6548\u65b9\u6cd5\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u65b9\u6cd5\u4e00\uff1a\u901a\u8fc7\u66f4\u6362DNS\u670d\u52a1\u5668\u4fee\u590d\u7f13\u6162\u7684DNS\u67e5\u8be2<\/h2>\n\n\n\n<p>\u52a0\u901f\u7f51\u7edc\u8fde\u63a5\u6700\u6709\u6548\u7684\u65b9\u5f0f\u662f\u653e\u5f03ISP\u9ed8\u8ba4\u670d\u52a1\u5668\u3002\u8c37\u6b4c\u6216Cloudflare\u7b49\u7b2c\u4e09\u65b9\u670d\u52a1\u5668\u901a\u5e38\u66f4\u5feb\u66f4\u5b89\u5168\u3002\u5177\u4f53\u64cd\u4f5c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p><strong>Windows\u7528\u6237\u64cd\u4f5c\uff1a<\/strong><\/p>\n\n\n\n<ol>\n<li>\u6253\u5f00\u63a7\u5236\u9762\u677f &gt; \u7f51\u7edc\u548c\u4e92\u8054\u7f51<\/li>\n\n\n\n<li>\u9009\u62e9<strong>\u7f51\u7edc\u548c\u5171\u4eab\u4e2d\u5fc3<\/strong> &gt; <strong>\u66f4\u6539\u9002\u914d\u5668\u8bbe\u7f6e<\/strong><\/li>\n\n\n\n<li>\u53f3\u952e\u70b9\u51fb\u5f53\u524d\u6d3b\u52a8\u8fde\u63a5\uff08Wi-Fi\u6216\u6709\u7ebf\u7f51\u7edc\uff09\u5e76\u9009\u62e9<strong>\u5c5e\u6027<\/strong><\/li>\n\n\n\n<li>\u9009\u4e2d<strong>Internet\u534f\u8bae\u7248\u672c4\uff08TCP\/IPv4\uff09<\/strong>\u5e76\u70b9\u51fb<strong>\u5c5e\u6027<\/strong>\u3002<\/li>\n\n\n\n<li>\u9009\u62e9\u201c\u4f7f\u7528\u4e0b\u5217DNS\u670d\u52a1\u5668\u5730\u5740\u201d\u5e76\u8f93\u5165\uff1a<strong>Google DNS\uff1a<\/strong>8.8.8.8\uff08\u9996\u9009\uff09\/8.8.4.4\uff08\u5907\u7528\uff09\u6216<strong>Cloudflare DNS\uff1a<\/strong>1.1.1.1\uff08\u9996\u9009\uff09\/1.0.0.1\uff08\u5907\u7528\uff09<\/li>\n\n\n\n<li>\u70b9\u51fb<strong>\u786e\u5b9a<\/strong>\u4fdd\u5b58\u66f4\u6539\u3002<\/li>\n<\/ol>\n\n\n\n<p><strong>Mac\u7528\u6237\u64cd\u4f5c\uff1a<\/strong><\/p>\n\n\n\n<ol>\n<li>\u524d\u5f80<strong>\u7cfb\u7edf\u504f\u597d\u8bbe\u7f6e<\/strong> &gt; <strong>\u7f51\u7edc<\/strong>\u3002<\/li>\n\n\n\n<li>\u9009\u62e9<strong>\u5f53\u524d\u7f51\u7edc<\/strong> &gt; <strong>\u9ad8\u7ea7<\/strong>\u3002<\/li>\n\n\n\n<li>\u5207\u6362\u81f3DNS\u9009\u9879\u5361\u3002<\/li>\n\n\n\n<li>\u70b9\u51fb<strong>+<\/strong>\u6309\u94ae\u6dfb\u52a0\u4e0a\u8ff0IP\u5730\u5740\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u5207\u6362\u81f3\u8fd9\u4e9b\u4f18\u5316\u670d\u52a1\u5668\u540e\uff0c\u5c06\u663e\u8457\u7f29\u77ed\u201c\u89e3\u6790\u201d\u65f6\u95f4\u3002<\/p>\n\n\n\n<p>\u76f8\u5173\u9605\u8bfb\uff1a<a href=\"https:\/\/lightningxvpn.com\/blog\/cn\/this-network-is-blocking-encrypted-dns-traffic-cn\/\" target=\"_blank\" rel=\"noopener\" title=\"\">\u5982\u4f55\u4fee\u590d\u201c\u8be5\u7f51\u7edc\u6b63\u5728\u963b\u6b62\u52a0\u5bc6\u7684DNS\u6d41\u91cf\u201d\u9519\u8bef<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u65b9\u6cd5\u4e8c\uff1a\u6e05\u9664DNS\u7f13\u5b58<\/h2>\n\n\n\n<p>\u64cd\u4f5c\u7cfb\u7edf\u4f1a\u672c\u5730\u5b58\u50a8DNS\u8bb0\u5f55\u4ee5\u52a0\u5feb\u7f51\u7ad9\u52a0\u8f7d\u901f\u5ea6\u3002\u4f46\u82e5\u8bb0\u5f55\u8fc7\u65f6\u6216\u635f\u574f\uff0c\u5c06\u5bfc\u81f4\u5ef6\u8fdf\u3002<\/p>\n\n\n\n<p>\u6e05\u9664\u7f13\u5b58\u662f\u89e3\u51b3DNS\u67e5\u8be2\u7f13\u6162\u7684\u5feb\u901f\u65b9\u6848\u3002\u8bf7\u786e\u4fdd\u5b8c\u6574\u51c6\u786e\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u590d\u6742\u60c5\u51b5\u3002<\/p>\n\n\n\n<p><strong>Windows\u7cfb\u7edf\u6e05\u9664DNS\u6b65\u9aa4\uff1a<\/strong><\/p>\n\n\n\n<ol>\n<li>\u6309\u4e0b<strong>Windows\u952e + R<\/strong>\uff0c\u8f93\u5165\u201ccmd\u201d\u540e\u6309\u56de\u8f66\u952e\u3002<\/li>\n\n\n\n<li>\u5728\u547d\u4ee4\u63d0\u793a\u7b26\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a\u201cipconfig \/flushdns\u201d\u3002<\/li>\n\n\n\n<li>\u6309\u56de\u8f66\u952e\u3002\u7cfb\u7edf\u5c06\u663e\u793a\u7f13\u5b58\u6210\u529f\u6e05\u9664\u7684\u786e\u8ba4\u4fe1\u606f\u3002<\/li>\n<\/ol>\n\n\n\n<p><strong>Mac\u64cd\u4f5c\u6b65\u9aa4\uff1a<\/strong><\/p>\n\n\n\n<ol>\n<li>\u6253\u5f00<strong>\u7ec8\u7aef<\/strong>\u3002<\/li>\n\n\n\n<li>\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff08\u9002\u7528\u4e8emacOS Monterey\u53ca\u66f4\u9ad8\u7248\u672c\uff09\uff1a \u201csudo dscacheutil -flushcache; sudo killall -HUP mDNSResponder\u3002\u201d<\/li>\n\n\n\n<li>\u82e5\u7cfb\u7edf\u63d0\u793a\uff0c\u8bf7\u8f93\u5165\u7ba1\u7406\u5458\u5bc6\u7801\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u6b64\u64cd\u4f5c\u5c06\u5f3a\u5236\u8ba1\u7b97\u673a\u5411\u670d\u52a1\u5668\u8bf7\u6c42\u6700\u65b0\u6b63\u786e\u7684\u89e3\u6790\u4fe1\u606f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u65b9\u6cd5\u4e09\uff1a\u901a\u8fc7\u66f4\u65b0\u9a71\u52a8\u7a0b\u5e8f\u4fee\u590dDNS\u89e3\u6790\u7f13\u6162<\/h2>\n\n\n\n<p>\u8fc7\u65f6\u7684\u7f51\u7edc\u9a71\u52a8\u7a0b\u5e8f\u5e38\u5bfc\u81f4\u8ba1\u7b97\u673a\u4e0eDNS\u670d\u52a1\u5668\u901a\u4fe1\u5f02\u5e38\u3002\u4fdd\u6301\u786c\u4ef6\u9a71\u52a8\u7a0b\u5e8f\u66f4\u65b0\u53ef\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u987a\u7545\u3002<\/p>\n\n\n\n<ol>\n<li>\u53f3\u952e\u70b9\u51fb\u5f00\u59cb\u6309\u94ae\uff0c\u9009\u62e9<strong>\u8bbe\u5907\u7ba1\u7406\u5668<\/strong>\u3002<\/li>\n\n\n\n<li>\u5c55\u5f00<strong>\u7f51\u7edc\u9002\u914d\u5668<\/strong>\u90e8\u5206\u3002<\/li>\n\n\n\n<li>\u53f3\u952e\u70b9\u51fb\u60a8\u7684\u7f51\u7edc\u9002\u914d\u5668\uff08\u5982\u82f1\u7279\u5c14\u6216\u745e\u6631\uff09\uff0c\u9009\u62e9<strong>\u66f4\u65b0\u9a71\u52a8\u7a0b\u5e8f<\/strong>\u3002<\/li>\n\n\n\n<li>\u9009\u62e9\u201c\u81ea\u52a8\u641c\u7d22\u9a71\u52a8\u7a0b\u5e8f\u201d\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u82e5Windows\u672a\u627e\u5230\u65b0\u9a71\u52a8\u7a0b\u5e8f\uff0c\u8bf7\u76f4\u63a5\u8bbf\u95ee\u5236\u9020\u5546\u5b98\u7f51\u3002\u66f4\u65b0\u9a71\u52a8\u7a0b\u5e8f\u53ef\u6d88\u9664\u5bfc\u81f4\u9ad8\u5ef6\u8fdf\u7684\u517c\u5bb9\u6027\u95ee\u9898\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u65b9\u6cd5\u56db\uff1a\u4f7f\u7528VPN\u7ed5\u8fc7ISP\u9650\u901f\u4e0eDNS\u95ee\u9898<\/h2>\n\n\n\n<p>\u6709\u65f6\u95ee\u9898\u5e76\u975e\u51fa\u5728\u7535\u8111\u8bbe\u7f6e\uff0c\u800c\u662f\u4e92\u8054\u7f51\u670d\u52a1\u63d0\u4f9b\u5546\uff08ISP\uff09\u3002ISP\u5e38\u901a\u8fc7\u9650\u901f\u6216\u4f4e\u6548\u8def\u7531\u5bfc\u81f4\u4e25\u91cd\u5ef6\u8fdf\u3002<\/p>\n\n\n\n<p>\u82e5\u60f3\u907f\u514d\u590d\u6742\u624b\u52a8\u914d\u7f6e\u5373\u53ef\u89e3\u51b3DNS\u67e5\u8be2\u7f13\u6162\u95ee\u9898\uff0c\u4f7f\u7528\u4e13\u7528VPN\u5f80\u5f80\u662f\u6700\u660e\u667a\u7684\u9009\u62e9\u3002VPN\u901a\u8fc7\u52a0\u5bc6\u6d41\u91cf\u5e76\u5c06DNS\u8bf7\u6c42\u8f6c\u53d1\u81f3\u5176\u4e13\u5c5e\u9ad8\u901fDNS\u670d\u52a1\u5668\uff0c\u5b8c\u5168\u7ed5\u8fc7ISP\u62e5\u5835\u7684\u57fa\u7840\u8bbe\u65bd\u3002<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u8ffd\u6c42\u901f\u5ea6\u4e0e\u7a33\u5b9a\u6027\u5e73\u8861\u7684\u7528\u6237\uff0c\u6211\u4eec\u63a8\u8350<a href=\"https:\/\/lightningxvpn.com\/cn\/\" target=\"_blank\" rel=\"noopener\" title=\"\"><strong>\u95ea\u8fdeVPN<\/strong><\/a>\u3002\u4e0e\u666e\u901a\u4ee3\u7406\u4e0d\u540c\uff0c\u95ea\u8fdeVPN\u91c7\u7528\u6700\u5b89\u5168\u7684AES-256\u52a0\u5bc6\u7b97\u6cd5\uff0c\u4e13\u4e3a\u6700\u5c0f\u5316\u5ef6\u8fdf\u8bbe\u8ba1\u3002<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-1 wp-block-buttons-is-layout-flex\" style=\"margin-top:10px;margin-bottom:10px\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-75 has-custom-font-size is-style-fill\" style=\"font-size:clamp(0.875em, 0.875rem + ((1vw - 0.2em) * 0.292), 1.05em);\"><a class=\"wp-block-button__link has-background wp-element-button\" href=\"https:\/\/lightningxvpn.com\/cn\/download\" style=\"border-radius:100px;background-color:#fbb635;padding-top:10px;padding-right:30px;padding-bottom:10px;padding-left:30px\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\u514d\u8d39\u4e0b\u8f7d \u95ea\u8fdeVPN <\/strong><\/a><\/div>\n<\/div>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"535\" height=\"622\" src=\"https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/01\/lightningx-vpn-cn.png\" alt=\"\u95ea\u8fdeVPN\" class=\"wp-image-40694\" style=\"border-width:1px;width:395px;height:auto\" srcset=\"https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/01\/lightningx-vpn-cn.png 535w, https:\/\/lightningxvpn.com\/blog\/wp-content\/uploads\/2025\/01\/lightningx-vpn-cn-258x300.png 258w\" sizes=\"(max-width: 535px) 100vw, 535px\" \/><\/figure>\n\n\n\n<p>\u8fde\u63a5\u540e\uff0c\u5b83\u4f1a\u901a\u8fc7\u5b89\u5168\u4f18\u5316\u7684\u96a7\u9053\u81ea\u52a8\u5904\u7406DNS\u89e3\u6790\u3002\u8fd9\u4e0d\u4ec5\u662f\u89e3\u51b3DNS\u67e5\u8be2\u7f13\u6162\u7684\u5f3a\u529b\u65b9\u6848\uff0c\u8fd8\u80fd\u963b\u6b62ISP\u8ffd\u8e2a\u60a8\u7684\u6d4f\u89c8\u8bb0\u5f55\u3002<\/p>\n\n\n\n<p><strong>\u5177\u4f53\u539f\u7406\uff1a<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>\u51cf\u5c11\u8df3\u8f6c\uff1a<\/strong>\u6570\u636e\u901a\u8fc7\u66f4\u76f4\u63a5\u7684\u8def\u5f84\u4f20\u8f93<\/li>\n\n\n\n<li><strong>\u9690\u79c1\u4fdd\u62a4\uff1a<\/strong>\u9632\u6b62\u201cDNS\u6cc4\u6f0f\u201d\uff0c\u786e\u4fdd\u67e5\u8be2\u9690\u79c1<\/li>\n\n\n\n<li><strong>\u7b80\u6613\u6027\uff1a<\/strong>\u5355\u6b21\u70b9\u51fb\u5373\u53ef\u89e3\u51b3\u901f\u5ea6\u95ee\u9898\uff0c\u65e0\u9700\u7f16\u8f91\u6ce8\u518c\u8868\u6587\u4ef6\u3002<\/li>\n<\/ul>\n\n\n\n<h2 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