[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"blog-strapi-article:zh:dns-local-proxy":3,"blog-article:\u002Fblog\u002Fdns-local-proxy":765,"blog-related:\u002Fblog\u002Fdns-local-proxy":766,"blog-translations:\u002Fblog\u002Fdns-local-proxy":767},{"available":4,"article":5,"relatedArticles":183,"translations":648},true,{"source":6,"id":7,"documentId":8,"translationKey":8,"locale":9,"slug":10,"path":11,"_path":11,"title":12,"description":13,"excerpt":13,"image":14,"publishedAt":15,"updatedAt":16,"author":17,"tags":18,"featured":19,"sortOrder":20,"readingTime":21,"bodyType":22,"bodyBlocks":23,"bodyHtml":182},"strapi",2084,"weegjjnlgjn55jccuh4xwhnd","zh","dns-local-proxy","\u002Fblog\u002Fdns-local-proxy","DNS 显示本地运营商是不是代理没生效？","DNS 显示本地运营商不一定代表代理 IP 失效，需先确认网页出口是否变化，再检查远端 DNS、DoH 和浏览器设置。本文提供分层判断和复测步骤。","https:\u002F\u002Fcms.quanqiudaili.com\u002Fuploads\u002Flarge_dns_cover_e8966d312c.webp","2026-08-19T02:37:39.302Z","2026-08-19T02:37:39.280Z","Global Proxies Team",[],false,0,2,"blocks",[24,30,35,40,44,48,53,57,61,65,69,73,94,98,102,106,110,114,118,122,126,130,134,138,142,146,150,154,158,162,166,170,174,178],{"type":25,"children":26},"paragraph",[27],{"text":28,"type":29},"**DNS 显示本地运营商，不一定代表代理 IP 没生效。**先看网页出口 IP 是否已经变成代理 IP：出口已变化而 DNS 仍显示本地运营商，通常是解析仍走本地网络；出口也没变化，则应先检查代理是否覆盖当前应用。简单判断就是：出口没变，先查代理；出口变了但 DNS 没变，再查 DNS；两者都变了而目标站仍显示错误地区，再查目标站自己的 IP 库、Cookie 或账号资料。","text",{"type":31,"level":21,"children":32},"heading",[33],{"text":34,"type":29},"三个结果要分开判断",{"type":36,"children":37},"code",[38],{"text":39,"type":29},"| 检查项 | 它说明什么 | 不能单独证明什么 |\n| --- | --- | --- |\n| 网页出口 IP | 当前网页请求从哪里发出 | 不能证明 DNS 一定走远端 |\n| DNS 服务器或运营商 | 域名由谁解析 | 不能单独证明网页没有走代理 |\n| 目标站地区展示 | 目标站结合自身数据后的判断 | 不能代表所有 IP 库都会一致 |",{"type":25,"children":41},[42],{"text":43,"type":29},"排查时同时记录这三项。只看 DNS 检测页的一行运营商名称，容易把解析问题误判成代理连接失败。",{"type":31,"level":21,"children":45},[46],{"text":47,"type":29},"DNS 显示本地运营商的排查步骤",{"type":31,"level":49,"children":50},3,[51],{"text":52,"type":29},"1. 确认出口 IP 是否变化",{"type":25,"children":54},[55],{"text":56,"type":29},"先记录未启用代理前的本地公网 IP，再启用代理并重新访问 IP 检测页。如果仍显示本地公网 IP，检查协议、主机、端口、认证信息以及代理是否覆盖当前浏览器或应用。",{"type":25,"children":58},[59],{"text":60,"type":29},"如果出口已经变化，再继续查 DNS。此时反复更换代理 IP 通常没有帮助，因为问题更可能出在客户端的解析方式。",{"type":25,"children":62},[63],{"text":64,"type":29},"若出口检测、WebRTC 和 DNS 结果同时出现异常，可先参考[BrowserLeaks 真实 IP 或 DNS 排查](https:\u002F\u002Fwww.quanqiudaili.com\u002Fblog\u002Fbrowserleaks-real-ip-dns-webrtc-leak)区分问题所在环节。",{"type":31,"level":49,"children":66},[67],{"text":68,"type":29},"2. 确认工具是否支持远端解析",{"type":25,"children":70},[71],{"text":72,"type":29},"不同工具处理 DNS（把网址转换成 IP 的查询过程）的方式不同：",{"type":74,"format":75,"children":76},"list","unordered",[77,82,86,90],{"type":78,"children":79},"list-item",[80],{"text":81,"type":29},"系统代理可能只接管 HTTP\u002FHTTPS 流量，DNS 仍由系统网络处理。",{"type":78,"children":83},[84],{"text":85,"type":29},"浏览器可能启用了自己的安全 DNS 或 DoH（通过 HTTPS 发起 DNS 查询的方式），结果未必跟随系统代理。",{"type":78,"children":87},[88],{"text":89,"type":29},"SOCKS5 客户端可能区分本地解析和远端解析；程序中常用 `socks5h` 表示由远端解析，其中 `h` 表示远端解析域名。",{"type":78,"children":91},[92],{"text":93,"type":29},"部分代理扩展只对匹配规则的网页生效，检测页可能没有被同一规则覆盖。",{"type":25,"children":95},[96],{"text":97,"type":29},"应以工具的实际设置和官方说明为准，不要假设所有客户端都自动代理 DNS。如果只在某个浏览器里出现问题，优先检查浏览器扩展、缓存和安全 DNS，不要先更换代理 IP。",{"type":25,"children":99},[100],{"text":101,"type":29},"不确定当前工具应使用哪种接入方式时，可先查看[HTTP、HTTPS、SOCKS5 代理怎么选](https:\u002F\u002Fwww.quanqiudaili.com\u002Fblog\u002Fhttp-https-socks5-proxy-selection)，再核对是否支持远端解析。",{"type":31,"level":49,"children":103},[104],{"text":105,"type":29},"3. 排除系统、浏览器和扩展冲突",{"type":25,"children":107},[108],{"text":109,"type":29},"1. 暂时关闭其它代理扩展或网络接管工具。\n2. 分别测试“只开系统代理”和“只开浏览器代理”。\n3. 检查浏览器 DoH 与客户端远端 DNS 是否互相覆盖。\n4. 修改设置后关闭浏览器，并清理 DNS 缓存再复测。",{"type":25,"children":111},[112],{"text":113,"type":29},"Windows 可在管理员终端执行 `ipconfig \u002Fflushdns` 清理系统 DNS 缓存；浏览器自身缓存还需通过浏览器设置或重启处理。",{"type":31,"level":21,"children":115},[116],{"text":117,"type":29},"如何判断是哪一层的问题",{"type":36,"children":119},[120],{"text":121,"type":29},"| 现象 | 更可能的问题层 | 下一步 |\n| --- | --- | --- |\n| 出口 IP 和 DNS 都是本地 | 代理未覆盖当前应用或配置未生效 | 查主机、端口、认证和代理覆盖范围 |\n| 出口是代理 IP，DNS 是本地运营商 | DNS 仍在本地解析 | 开启远端 DNS或检查 DoH |\n| 出口和 DNS 都变化，目标站地区仍错误 | 目标站 IP 库、Cookie 或账号资料 | 无痕测试并对比目标站实际展示 |\n| 只有一个浏览器异常 | 浏览器扩展、权限或缓存 | 与其它浏览器做对照 |",{"type":25,"children":123},[124],{"text":125,"type":29},"如果表格中的对照仍无法确定问题更可能出在哪一环，可进入[代理 IP 故障排查中心](https:\u002F\u002Fwww.quanqiudaili.com\u002Fblog\u002Fproxy-ip-troubleshooting-hub)按连接、认证、DNS 和目标站问题继续分流。",{"type":31,"level":21,"children":127},[128],{"text":129,"type":29},"什么时候需要换代理 IP",{"type":25,"children":131},[132],{"text":133,"type":29},"同一客户端配置下，只有某个代理 IP 的目标地区长期识别错误，而替换同地区代理 IP 后恢复，可以继续检查具体出口。",{"type":25,"children":135},[136],{"text":137,"type":29},"如果所有代理 IP 都显示相同的本地 DNS，优先修复解析和接管设置。账号资料、Cookie 或目标站自己的地区规则也不会因为连续更换代理 IP 自动消失。",{"type":31,"level":21,"children":139},[140],{"text":141,"type":29},"常见问题",{"type":31,"level":49,"children":143},[144],{"text":145,"type":29},"DNS 运营商必须和代理 IP 运营商相同吗？",{"type":25,"children":147},[148],{"text":149,"type":29},"不一定。DNS 服务可能来自公共解析服务、浏览器 DoH 或客户端指定的解析器，名称无需与代理 IP 所属运营商完全相同。",{"type":31,"level":49,"children":151},[152],{"text":153,"type":29},"出口 IP 已变化，还需要处理 DNS 吗？",{"type":25,"children":155},[156],{"text":157,"type":29},"如果业务对地区一致性或环境隔离要求较高，建议继续检查；普通连通性测试则应以目标站实际结果为准。",{"type":31,"level":49,"children":159},[160],{"text":161,"type":29},"为什么不同检测网站结果不同？",{"type":25,"children":163},[164],{"text":165,"type":29},"检测网站使用的数据库、测试域名和判断方法不同。应保持同一网络和客户端，记录多个结果而不是只看一次。",{"type":31,"level":49,"children":167},[168],{"text":169,"type":29},"修改后怎么复测？",{"type":25,"children":171},[172],{"text":173,"type":29},"清理缓存并重启浏览器，依次记录出口 IP、DNS 结果和目标站地区展示，确认只有一个变量发生变化。",{"type":25,"children":175},[176],{"text":177,"type":29},"---",{"type":25,"children":179},[180],{"text":181,"type":29},"保存出口 IP、DNS 运营商、客户端名称、协议和修改前后截图。仍无法定位时，可通过[全球代理 FAQ](https:\u002F\u002Fhelp.quanqiudaili.com\u002Fdocs\u002FFaq\u002F)查找对应设置与排障入口。","",[184,338,484],{"source":6,"id":185,"documentId":186,"translationKey":186,"locale":9,"slug":187,"path":188,"_path":188,"title":189,"description":190,"excerpt":190,"image":191,"publishedAt":192,"updatedAt":193,"author":17,"tags":194,"featured":19,"sortOrder":20,"readingTime":49,"bodyType":22,"bodyBlocks":195,"bodyHtml":182},2086,"azci4x5s7h2sdoy025xyz4ad","api-ip-port-proxy-ip-guide","\u002Fblog\u002Fapi-ip-port-proxy-ip-guide","API 提取返回 IP:端口后怎么填到工具里？","API 返回 IP:端口后，要拆分主机和端口，并根据白名单或账号密码方式完成认证。本文说明不同工具的字段填写、HTTP\u002FSOCKS5 验证和常见连接失败排查。","https:\u002F\u002Fcms.quanqiudaili.com\u002Fuploads\u002Flarge_api_ip_cover_a732ecd583.webp","2026-08-19T02:38:23.025Z","2026-08-19T02:38:23.005Z",[],[196,200,204,208,212,216,220,224,228,232,236,240,244,248,252,256,260,264,268,272,276,280,284,288,292,296,299,303,307,311,315,319,323,327,331,334],{"type":25,"children":197},[198],{"text":199,"type":29},"API 提取返回的 `IP:端口` 要拆成两个字段填写：冒号前是**主机或代理 IP**，冒号后是**端口**。例如返回 `203.0.113.10:8000`，工具里的 Host\u002FIP 填 `203.0.113.10`，Port 填 `8000`。不要把整串内容粘到主机字段，也不要把冒号带进端口字段。你只需要记住三件事：冒号前填主机，冒号后填端口，是否填写账号密码要看产品的认证方式。",{"type":31,"level":21,"children":201},[202],{"text":203,"type":29},"先确认这条代理信息怎么认证",{"type":25,"children":205},[206],{"text":207,"type":29},"动态住宅代理 IP 的 API 提取通常配合白名单使用。白名单就是允许某个终端出口 IP 使用代理服务的认证方式。终端当前的公网出口 IP 已加入白名单后，提取到的每行 `IP:端口` 可直接连接，不需要再填账号和密码。若终端公网出口发生变化，应先更新白名单再重试。",{"type":25,"children":209},[210],{"text":211,"type":29},"如果产品页面明确提供主机、端口、账号和密码，则按账号密码方式填写。不要添加产品说明之外的配置项；普通 HTTP、HTTPS、SOCKS5 代理接入通常只涉及主机、端口、账号、密码或白名单。",{"type":25,"children":213},[214],{"text":215,"type":29},"不确定各字段分别代表什么时，先查看[代理参数说明](https:\u002F\u002Fhelp.quanqiudaili.com\u002Fdocs\u002Fintro)，再按产品实际提供的认证方式填写。",{"type":31,"level":21,"children":217},[218],{"text":219,"type":29},"API 返回多行时怎么读取",{"type":25,"children":221},[222],{"text":223,"type":29},"API 一次提取多个代理 IP 时，常见结果是一行一个地址：",{"type":25,"children":225},[226],{"text":227,"type":29},"```text\n203.0.113.10:8000\n203.0.113.11:8000\n203.0.113.12:8000\n```",{"type":25,"children":229},[230],{"text":231,"type":29},"每一行都是一组独立的代理 IP 与端口。工具只允许填写一个代理时，先选其中一行测试；支持批量导入时，再按工具要求保留一行一条的格式。复制前应删除空格、引号、逗号和多余换行。",{"type":31,"level":21,"children":233},[234],{"text":235,"type":29},"不同工具里的字段怎么对应",{"type":36,"children":237},[238],{"text":239,"type":29},"| API 返回内容 | 工具常见字段 | 示例 |\n| --- | --- | --- |\n| 冒号前的 IP | Host、Server、Proxy Host、主机 | `203.0.113.10` |\n| 冒号后的数字 | Port、Proxy Port、端口 | `8000` |\n| 产品说明的协议 | HTTP、HTTPS 或 SOCKS5 | 按产品说明选择 |\n| 账号密码 | Username\u002FPassword | 仅在该连接方式提供时填写 |",{"type":25,"children":241},[242],{"text":243,"type":29},"在指纹浏览器或代理客户端中，一般按“协议 → 主机 → 端口 → 认证”的顺序填写，保存后点击检查代理或启动连接。系统代理通常只有主机和端口字段；如果系统入口不支持认证，应改用支持相应认证方式的客户端。",{"type":25,"children":245},[246],{"text":247,"type":29},"不同系统和工具的具体入口可从[代理设置帮助](https:\u002F\u002Fhelp.quanqiudaili.com\u002Fdocs\u002Fproxy-Settings)选择对应教程，避免把其它客户端的字段位置直接套用过来。",{"type":31,"level":21,"children":249},[250],{"text":251,"type":29},"命令行和程序如何验证",{"type":25,"children":253},[254],{"text":255,"type":29},"先用出口检测页（用来查看目标网站实际看到哪个 IP 的检测页面）确认 IP 是否变化，再访问真实目标 URL。下面仅展示字段位置，地址需替换为实际提取结果。",{"type":25,"children":257},[258],{"text":259,"type":29},"HTTP 代理 IP 示例：",{"type":25,"children":261},[262],{"text":263,"type":29},"```bash\ncurl -x http:\u002F\u002F203.0.113.10:8000 https:\u002F\u002Fexample.com\n```",{"type":25,"children":265},[266],{"text":267,"type":29},"SOCKS5 且需要远端解析时，可使用支持远端 DNS 的写法：",{"type":25,"children":269},[270],{"text":271,"type":29},"```bash\ncurl --proxy socks5h:\u002F\u002F203.0.113.10:8000 https:\u002F\u002Fexample.com\n```",{"type":25,"children":273},[274],{"text":275,"type":29},"不要只看命令是否返回内容。还要核对出口 IP、目标站状态码、地区展示和关键业务步骤。",{"type":31,"level":21,"children":277},[278],{"text":279,"type":29},"常见失败怎么排查",{"type":36,"children":281},[282],{"text":283,"type":29},"| 现象 | 优先检查 | 下一步 |\n| --- | --- | --- |\n| 工具提示格式错误 | 是否把 `IP:端口` 整串填进一个字段 | 拆分主机和端口 |\n| 连接超时 | 本地网络、海外网络环境、端口可达性、资源有效期 | 换网络或重新提取后复测 |\n| 407 或认证失败 | 账号密码是否正确，或白名单是否匹配当前公网出口 | 重新复制凭据或更新白名单 |\n| 连接成功但出口没变 | 工具是否已启用、代理是否覆盖目标应用 | 检查代理覆盖范围和系统代理冲突 |\n| 刚才可用、稍后失效 | 提取结果是否已过有效期 | 重新调用 API 获取新结果 |\n| 只有目标站失败 | 状态码、地区限制、Cookie、账号状态和访问频率 | 固定变量后测试同地区另一代理 IP |",{"type":25,"children":285},[286],{"text":287,"type":29},"如果问题集中在认证环节，可先核对[白名单和账号密码的区别](https:\u002F\u002Fwww.quanqiudaili.com\u002Fblog\u002Fproxy-whitelist-vs-username-password)，确认当前连接是否还需要填写账号密码。",{"type":31,"level":21,"children":289},[290],{"text":291,"type":29},"从填写到验证的完整流程",{"type":25,"children":293},[294],{"text":295,"type":29},"1. 在[动态住宅 API 提取教程](https:\u002F\u002Fhelp.quanqiudaili.com\u002Fdocs\u002FGet-Proxy\u002FDynamic-flow-api-ip)确认提取参数、协议和有效期。\n2. 将终端公网出口加入白名单，再调用 API 获取 `IP:端口`。\n3. 把 IP 与端口拆开填入工具，选择产品支持的协议。\n4. 保存并启用连接，先检查出口 IP 是否变化。\n5. 再测试目标 URL、状态码、地区结果和失效时间。",{"type":31,"level":21,"children":297},[298],{"text":141,"type":29},{"type":31,"level":49,"children":300},[301],{"text":302,"type":29},"IP:端口可以整串粘贴吗？",{"type":25,"children":304},[305],{"text":306,"type":29},"只有工具明确提供“批量导入”或“代理地址”输入框时才可能支持。普通主机和端口字段必须拆开填写。",{"type":31,"level":49,"children":308},[309],{"text":310,"type":29},"API 提取后为什么没有账号密码？",{"type":25,"children":312},[313],{"text":314,"type":29},"白名单方式下，系统根据终端公网出口识别权限，提取到的 `IP:端口` 通常可直接使用。应先确认当前终端已经加入白名单。",{"type":31,"level":49,"children":316},[317],{"text":318,"type":29},"为什么同一条代理信息过一会儿不能用了？",{"type":25,"children":320},[321],{"text":322,"type":29},"动态住宅代理 IP 的 API 提取结果通常有有效期。记录提取时间和失效时间，过期后重新获取，不要继续重复测试旧地址。",{"type":31,"level":49,"children":324},[325],{"text":326,"type":29},"配置完成后怎样确认生效？",{"type":25,"children":328},[329],{"text":330,"type":29},"先确认出口检测页显示的 IP 已改变，再验证真实目标站的状态码、地区展示和关键步骤。",{"type":25,"children":332},[333],{"text":177,"type":29},{"type":25,"children":335},[336],{"text":337,"type":29},"配置失败时，准备脱敏后的 API 返回格式、使用工具、协议、错误码、提取时间和出口检测结果，再通过[全球代理 FAQ](https:\u002F\u002Fhelp.quanqiudaili.com\u002Fdocs\u002FFaq\u002F)定位对应问题。",{"source":6,"id":339,"documentId":340,"translationKey":340,"locale":9,"slug":341,"path":342,"_path":342,"title":343,"description":344,"excerpt":344,"image":345,"publishedAt":346,"updatedAt":347,"author":17,"tags":348,"featured":19,"sortOrder":20,"readingTime":49,"bodyType":22,"bodyBlocks":349,"bodyHtml":182},2085,"n8u852zjoo2vdkbb6fo5miy2","browserleaks-ip-webrtc-dns-proxy-troubleshooting","\u002Fblog\u002Fbrowserleaks-ip-webrtc-dns-proxy-troubleshooting","BrowserLeaks 看到真实 IP 怎么办？WebRTC、DNS 和系统代理排查","BrowserLeaks 看到真实 IP 时，应先区分 HTTP 出口、WebRTC 和 DNS 问题。本文说明如何检查浏览器代理、远端 DNS、WebRTC 地址和系统代理冲突，并确认修复结果。","https:\u002F\u002Fcms.quanqiudaili.com\u002Fuploads\u002Flarge_browserleaks_ip_webrtc_dns_cover_94b716144a.webp","2026-08-19T02:37:56.370Z","2026-08-19T02:37:56.352Z",[],[350,354,358,362,366,370,374,378,382,386,390,394,398,402,406,410,414,418,422,426,430,434,438,442,445,449,453,457,461,465,469,473,477,480],{"type":25,"children":351},[352],{"text":353,"type":29},"BrowserLeaks 显示真实公网 IP 时，先判断泄漏发生在 **HTTP 出口、WebRTC 还是 DNS**。HTTP 出口指网页请求最终从哪个 IP 发出；WebRTC 是浏览器用于实时音视频通信的功能，可能暴露额外地址；DNS 是把网址转换成 IP 的查询过程。三类结果来自不同网络环节：HTTP 出口仍是本地公网 IP，通常说明代理没有覆盖当前浏览器；WebRTC 出现本地候选地址不一定等于公网 IP 泄漏；DNS 显示本地运营商，则要检查解析是否走远端。不要一看到地址不同就连续更换代理 IP。",{"type":31,"level":21,"children":355},[356],{"text":357,"type":29},"先看哪一项最关键",{"type":36,"children":359},[360],{"text":361,"type":29},"| 检测结果 | 可能含义 | 优先处理位置 |\n| --- | --- | --- |\n| HTTP\u002FIP 页面仍显示本地公网 IP | 浏览器没有走代理或规则未覆盖该页面 | 系统代理、浏览器扩展、客户端接管范围 |\n| WebRTC 显示本地网段地址 | 浏览器暴露了局域网候选地址 | 浏览器 WebRTC 设置；先确认是否同时出现本地公网 IP |\n| WebRTC 显示本地公网 IP | WebRTC 流量可能绕开代理 | 浏览器策略、扩展冲突、客户端 UDP\u002FWebRTC 支持 |\n| DNS 显示本地运营商 | DNS 请求仍由本地网络解析 | 远端 DNS、DoH、SOCKS5 远端解析设置 |",{"type":25,"children":363},[364],{"text":365,"type":29},"应先解决 HTTP 出口没有变化的问题。只有浏览器请求已经从代理 IP 出口发出，继续检查 WebRTC 和 DNS 才有意义。",{"type":31,"level":49,"children":367},[368],{"text":369,"type":29},"第一步：确认 HTTP 出口是否已变化",{"type":25,"children":371},[372],{"text":373,"type":29},"1. 记录未启用代理前的本地公网 IP。\n2. 启用代理客户端或浏览器扩展，确认配置已保存并生效。\n3. 重新打开无痕窗口访问 IP 检测页。\n4. 对比检测结果是否变成购买或提取到的代理 IP 地区。",{"type":25,"children":375},[376],{"text":377,"type":29},"如果仍是本地公网 IP，依次检查协议、主机、端口和认证信息，再确认目标浏览器是否包含在代理实际覆盖的应用和网页范围内。系统代理与浏览器扩展同时运行时，应暂时关闭其中一层做单独测试，避免规则互相覆盖。",{"type":25,"children":379},[380],{"text":381,"type":29},"如果容易混淆连接地址与实际出口，可以先确认[代理主机、端口和出口 IP 的区别](https:\u002F\u002Fwww.quanqiudaili.com\u002Fblog\u002Fproxy-host-port-exit-ip-difference)，再对照检测页结果。",{"type":31,"level":49,"children":383},[384],{"text":385,"type":29},"第二步：判断 WebRTC 地址是否真的泄漏",{"type":25,"children":387},[388],{"text":389,"type":29},"WebRTC 页面可能列出多种候选地址。`192.168.x.x`、`10.x.x.x` 或 `172.16.x.x—172.31.x.x` 属于常见本地网段，和运营商分配的公网 IP 不是一回事。",{"type":25,"children":391},[392],{"text":393,"type":29},"需要重点处理的是：HTTP 出口已经是代理 IP，但 WebRTC 结果同时出现了启用代理前记录的本地公网 IP。此时可以在浏览器隐私设置、企业策略或可信扩展中限制 WebRTC 暴露范围，然后关闭浏览器并重新测试。不要安装来源不明的扩展，也不要把“彻底关闭 WebRTC”当成所有浏览器的统一答案；视频会议等功能可能因此受影响。",{"type":31,"level":49,"children":395},[396],{"text":397,"type":29},"第三步：检查 DNS 是否走远端解析",{"type":25,"children":399},[400],{"text":401,"type":29},"DNS 显示本地运营商不一定说明网页请求没有经过代理 IP，但可能暴露本地解析路径，也就是 DNS 请求仍由本地网络完成。检查顺序如下：",{"type":25,"children":403},[404],{"text":405,"type":29},"1. 确认代理客户端是否提供“远端 DNS”或“通过代理解析”选项。\n2. SOCKS5 工具中区分本地解析与远端解析；程序测试可用支持远端 DNS 的 `socks5h`，其中 `h` 表示由远端解析域名。\n3. 检查浏览器 DoH（通过 HTTPS 发起 DNS 查询的方式）设置是否与客户端策略冲突。\n4. 修改后关闭浏览器、清理 DNS 缓存，再使用同一检测页复测。",{"type":25,"children":407},[408],{"text":409,"type":29},"最终应同时记录 HTTP 出口、WebRTC 公网地址和 DNS 运营商，不能只截取其中一项下结论。",{"type":25,"children":411},[412],{"text":413,"type":29},"DNS 结果仍显示本地网络时，可继续按[DNS 显示本地运营商怎么判断](https:\u002F\u002Fwww.quanqiudaili.com\u002Fblog\u002Fdns-local-proxy)做分层检查。",{"type":31,"level":21,"children":415},[416],{"text":417,"type":29},"系统代理和浏览器代理怎么做对照",{"type":36,"children":419},[420],{"text":421,"type":29},"| 测试轮次 | 系统代理 | 浏览器扩展 | 要观察的结果 |\n| --- | --- | --- | --- |\n| A | 关闭 | 关闭 | 记录本地公网 IP 与 DNS 基线 |\n| B | 开启 | 关闭 | 判断系统代理是否接管浏览器 |\n| C | 关闭 | 开启 | 判断浏览器扩展是否单独有效 |\n| D | 开启 | 开启 | 仅用于确认是否存在规则冲突 |",{"type":25,"children":423},[424],{"text":425,"type":29},"每轮都使用相同浏览器、检测页和网络环境。若 B、C 单独正常而 D 异常，优先处理双重代理或规则冲突，而不是更换代理 IP。",{"type":25,"children":427},[428],{"text":429,"type":29},"需要核对系统或具体客户端入口时，可从[代理设置帮助](https:\u002F\u002Fhelp.quanqiudaili.com\u002Fdocs\u002Fproxy-Settings)进入对应设备教程。",{"type":31,"level":21,"children":431},[432],{"text":433,"type":29},"什么时候换代理 IP 没用",{"type":25,"children":435},[436],{"text":437,"type":29},"HTTP 出口仍是本地公网 IP、只有某个浏览器异常，或关闭冲突扩展后恢复，说明问题主要在本机配置。更换代理 IP 不会改变接管范围、WebRTC 策略或 DNS 设置。",{"type":25,"children":439},[440],{"text":441,"type":29},"只有参数和接管范围确认无误，同地区某个代理 IP 持续无法连接或地区长期错误，而替换同地区代理 IP 后恢复，才值得继续排查具体出口。",{"type":31,"level":21,"children":443},[444],{"text":141,"type":29},{"type":31,"level":49,"children":446},[447],{"text":448,"type":29},"WebRTC 出现 192.168 开头的地址要紧吗？",{"type":25,"children":450},[451],{"text":452,"type":29},"这是常见局域网地址，不等同于运营商公网 IP。应对照启用代理前记录的公网 IP，确认它是否也出现在结果中。",{"type":31,"level":49,"children":454},[455],{"text":456,"type":29},"DNS 显示本地运营商就代表代理没生效吗？",{"type":25,"children":458},[459],{"text":460,"type":29},"不一定。先看 HTTP 出口是否已经变化，再单独检查 DNS 是否通过代理或远端服务解析。",{"type":31,"level":49,"children":462},[463],{"text":464,"type":29},"为什么无痕窗口和普通窗口结果不同？",{"type":25,"children":466},[467],{"text":468,"type":29},"普通窗口可能保留 Cookie、缓存或扩展权限，无痕窗口也可能默认禁用部分扩展。应检查扩展是否获准在无痕模式运行。",{"type":31,"level":49,"children":470},[471],{"text":472,"type":29},"修复后怎么确认问题已解决？",{"type":25,"children":474},[475],{"text":476,"type":29},"重新打开浏览器，依次记录 HTTP 出口、WebRTC 公网地址和 DNS 结果，并用真实目标 URL 复测。",{"type":25,"children":478},[479],{"text":177,"type":29},{"type":25,"children":481},[482],{"text":483,"type":29},"保存修改前后的检测结果、浏览器版本、代理方式和扩展列表。如果仍无法定位，可参考[BrowserLeaks 真实 IP 与 DNS 排查说明](https:\u002F\u002Fwww.quanqiudaili.com\u002Fblog\u002Fbrowserleaks-real-ip-dns-local)或通过[全球代理 FAQ](https:\u002F\u002Fhelp.quanqiudaili.com\u002Fdocs\u002FFaq\u002F)继续排查。",{"source":6,"id":485,"documentId":486,"translationKey":486,"locale":9,"slug":487,"path":488,"_path":488,"title":489,"description":490,"excerpt":490,"image":491,"publishedAt":492,"updatedAt":493,"author":17,"tags":494,"featured":19,"sortOrder":20,"readingTime":21,"bodyType":22,"bodyBlocks":495,"bodyHtml":182},2083,"c6t4ifg5zta9vx3577zuj70c","proxy-ip-connection-failed-troubleshooting","\u002Fblog\u002Fproxy-ip-connection-failed-troubleshooting","代理 IP 连不上先查什么？主机、端口、认证和协议排查表","代理 IP 连不上时，应按超时、407、协议错误和白名单失败分别排查主机、端口、认证与协议。本文整理连接失败的检查顺序，并说明何时需要更换代理 IP。","https:\u002F\u002Fcms.quanqiudaili.com\u002Fuploads\u002Flarge_ip_cover_028c7e2650.webp","2026-08-19T02:37:18.588Z","2026-08-19T02:37:18.575Z",[],[496,500,504,508,512,516,520,538,542,546,550,554,558,562,566,570,574,578,582,586,590,594,598,602,606,610,614,617,621,625,629,633,637,641,644],{"type":25,"children":497},[498],{"text":499,"type":29},"代理 IP 连不上时，先按错误表现分流：**超时查网络、主机和端口，407 查账号密码，协议错误查工具字段**。基础连接还没建立前，不要先清 Cookie、换账号或讨论目标站风控；这些操作不会修复主机、端口和认证错误。",{"type":31,"level":21,"children":501},[502],{"text":503,"type":29},"一张表判断先查什么",{"type":36,"children":505},[506],{"text":507,"type":29},"| 现象 | 常见原因 | 优先检查 |\n| --- | --- | --- |\n| 连接超时 | 当前网络无法到达、端口不可达、资源过期 | 网络环境、主机、端口、有效期 |\n| Connection refused | 端口错误、服务未监听或资源已失效 | 重新复制参数或重新获取代理 IP |\n| 407 Proxy Authentication Required | 账号密码错误或认证字段不完整 | 账号、密码、空格、大小写 |\n| 协议不支持或握手失败 | HTTP、HTTPS、SOCKS5 选择错误 | 产品支持协议与工具字段 |\n| 显示连接成功但出口没变 | 应用未被代理覆盖或规则未覆盖 | 系统代理、扩展权限、代理覆盖范围 |",{"type":31,"level":21,"children":509},[510],{"text":511,"type":29},"代理 IP 连不上的排查顺序",{"type":31,"level":49,"children":513},[514],{"text":515,"type":29},"1. 核对四个基本字段",{"type":25,"children":517},[518],{"text":519,"type":29},"普通代理 IP 连接通常只需要以下字段：",{"type":74,"format":75,"children":521},[522,526,530,534],{"type":78,"children":523},[524],{"text":525,"type":29},"主机或代理 IP",{"type":78,"children":527},[528],{"text":529,"type":29},"端口",{"type":78,"children":531},[532],{"text":533,"type":29},"账号",{"type":78,"children":535},[536],{"text":537,"type":29},"密码",{"type":25,"children":539},[540],{"text":541,"type":29},"HTTP、HTTPS、SOCKS5 代理只填写产品页面明确提供的连接参数。",{"type":25,"children":543},[544],{"text":545,"type":29},"复制参数时检查前后空格、中文冒号、换行和端口是否被放错字段。API 返回 `IP:端口` 时，应拆成主机和端口两个字段。",{"type":25,"children":547},[548],{"text":549,"type":29},"对主机、端口、账号和出口概念不确定时，可先核对[代理参数说明](https:\u002F\u002Fhelp.quanqiudaili.com\u002Fdocs\u002Fintro)，避免把不同字段混填。",{"type":31,"level":49,"children":551},[552],{"text":553,"type":29},"2. 确认协议和端口匹配",{"type":25,"children":555},[556],{"text":557,"type":29},"工具中的协议必须与产品提供的接入方式一致。不要因为 HTTP 连接失败就随意切换到其它协议；先确认该端口是否明确支持 HTTP、HTTPS 或 SOCKS5。",{"type":25,"children":559},[560],{"text":561,"type":29},"同一代理 IP 可能为不同协议提供不同端口。协议与端口混填时，常见表现是超时、握手失败或工具直接提示格式错误。",{"type":25,"children":563},[564],{"text":565,"type":29},"需要判断工具和任务适合哪种协议时，可参考[HTTP、HTTPS、SOCKS5 代理怎么选](https:\u002F\u002Fwww.quanqiudaili.com\u002Fblog\u002Fhttp-https-socks5-proxy-selection)。",{"type":31,"level":49,"children":567},[568],{"text":569,"type":29},"3. 核对账号密码",{"type":25,"children":571},[572],{"text":573,"type":29},"重新复制账号与密码，检查大小写、前后空格、套餐状态和工具是否支持认证字段。仅当使用动态住宅代理 IP 的 API 提取白名单方式时，才按[API 提取与传统管理 API 的区别](https:\u002F\u002Fwww.quanqiudaili.com\u002Fblog\u002Fproxy-api-extraction-vs-management-api)核对终端公网出口和接入方式。",{"type":31,"level":49,"children":575},[576],{"text":577,"type":29},"4. 检查当前网络和代理覆盖范围",{"type":25,"children":579},[580],{"text":581,"type":29},"全球代理的代理 IP 只支持海外网络环境。若当前网络环境不符合接入条件，正确的主机和端口也可能无法建立连接。",{"type":25,"children":583},[584],{"text":585,"type":29},"端口可以连接但出口没变化时，检查代理客户端是否已启动、浏览器扩展是否获准运行，以及代理是否实际覆盖目标应用。系统代理和浏览器代理同时运行时，先分别单独测试，排除规则冲突。",{"type":31,"level":21,"children":587},[588],{"text":589,"type":29},"从连接到业务验证的顺序",{"type":25,"children":591},[592],{"text":593,"type":29},"1. 确认网络环境、主机和端口可用。\n2. 核对协议以及账号密码。\n3. 启用连接并检查出口 IP 是否变化。\n4. 再访问真实目标 URL，记录状态码和错误表现。",{"type":25,"children":595},[596],{"text":597,"type":29},"如果出口已经变化，但只有某个网站失败，问题已从“代理 IP 连不上”转为目标网站、地区、Cookie 或账号状态排查，不应继续修改主机、端口等基础连接参数。",{"type":25,"children":599},[600],{"text":601,"type":29},"完成基础参数检查后，也可以使用[智能检测助手](https:\u002F\u002Fhelp.quanqiudaili.com\u002Fdocs\u002FSmart-check)继续验证连接和出口结果。",{"type":31,"level":21,"children":603},[604],{"text":605,"type":29},"什么时候需要更换代理 IP",{"type":25,"children":607},[608],{"text":609,"type":29},"资源已过期、同一配置下单个代理 IP 持续不可达，或重新提取后恢复，可以更换代理 IP。",{"type":25,"children":611},[612],{"text":613,"type":29},"协议填错、认证字段不匹配、当前网络不可达或应用没有被接管时，更换代理 IP 通常无效，应先修正配置。",{"type":31,"level":21,"children":615},[616],{"text":141,"type":29},{"type":31,"level":49,"children":618},[619],{"text":620,"type":29},"407 一定是账号密码错误吗？",{"type":25,"children":622},[623],{"text":624,"type":29},"不一定。账号密码错误、字段缺失或认证方式选错，都可能触发 407。",{"type":31,"level":49,"children":626},[627],{"text":628,"type":29},"HTTP 和 SOCKS5 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FAQ](https:\u002F\u002Fhelp.quanqiudaili.com\u002Fdocs\u002FFaq\u002F)继续定位。",[649],{"source":6,"id":7,"documentId":8,"translationKey":8,"locale":9,"slug":10,"path":11,"_path":11,"title":12,"description":13,"excerpt":13,"image":14,"publishedAt":15,"updatedAt":16,"author":17,"tags":650,"featured":19,"sortOrder":20,"readingTime":21,"bodyType":22,"bodyBlocks":651,"bodyHtml":182},[],[652,655,658,661,664,667,670,673,676,679,682,685,699,702,705,708,711,714,717,720,723,726,729,732,735,738,741,744,747,750,753,756,759,762],{"type":25,"children":653},[654],{"text":28,"type":29},{"type":31,"level":21,"children":656},[657],{"text":34,"type":29},{"type":36,"children":659},[660],{"text":39,"type":29},{"type":25,"children":662},[663],{"text":43,"type":29},{"type":31,"level":21,"children":665},[666],{"text":47,"type":29},{"type":31,"level":49,"children":668},[669],{"text":52,"type":29},{"type":25,"children":671},[672],{"text":56,"type":29},{"type":25,"children":674},[675],{"text":60,"type":29},{"type":25,"children":677},[678],{"text":64,"type":29},{"type":31,"level":49,"children":680},[681],{"text":68,"type":29},{"type":25,"children":683},[684],{"text":72,"type":29},{"type":74,"format":75,"children":686},[687,690,693,696],{"type":78,"children":688},[689],{"text":81,"type":29},{"type":78,"children":691},[692],{"text":85,"type":29},{"type":78,"children":694},[695],{"text":89,"type":29},{"type":78,"children":697},[698],{"text":93,"type":29},{"type":25,"children":700},[701],{"text":97,"type":29},{"type":25,"children":703},[704],{"text":101,"type":29},{"type":31,"level":49,"children":706},[707],{"text":105,"type":29},{"type":25,"children":709},[710],{"text":109,"type":29},{"type":25,"children":712},[713],{"text":113,"type":29},{"type":31,"level":21,"children":715},[716],{"text":117,"type":29},{"type":36,"children":718},[719],{"text":121,"type":29},{"type":25,"children":721},[722],{"text":125,"type":29},{"type":31,"level":21,"children":724},[725],{"text":129,"type":29},{"type":25,"children":727},[728],{"text":133,"type":29},{"type":25,"children":730},[731],{"text":137,"type":29},{"type":31,"level":21,"children":733},[734],{"text":141,"type":29},{"type":31,"level":49,"children":736},[737],{"text":145,"type":29},{"type":25,"children":739},[740],{"text":149,"type":29},{"type":31,"level":49,"children":742},[743],{"text":153,"type":29},{"type":25,"children":745},[746],{"text":157,"type":29},{"type":31,"level":49,"children":748},[749],{"text":161,"type":29},{"type":25,"children":751},[752],{"text":165,"type":29},{"type":31,"level":49,"children":754},[755],{"text":169,"type":29},{"type":25,"children":757},[758],{"text":173,"type":29},{"type":25,"children":760},[761],{"text":177,"type":29},{"type":25,"children":763},[764],{"text":181,"type":29},null,[],[]]