HTTP状态查询工具-在线工具箱

**页面 letsencrypt.osfipin.com 检测结果**
服务器IP	206.237.8.42
返回状态码	200
网页返回HEAD信息	HTTP/1.1 301 Moved Permanently Server: openresty Date: Fri, 04 Apr 2025 23:47:01 GMT Content-Type: text/html Content-Length: 166 Connection: keep-alive Location: https://letsencrypt.osfipin.com/ Strict-Transport-Security: max-age=31536000 HTTP/2 200 server: openresty content-type: text/html; charset=UTF-8 vary: Accept-Encoding cache-control: max-age=259200, public date: Fri, 04 Apr 2025 23:47:01 GMT strict-transport-security: max-age=31536000 content-encoding: gzip

常见的HTTP状态码

200 - 服务器成功返回网页 404 - 请求的网页不存在 503 - 服务不可用

301 redirect: 301 代表永久性转移(Permanently Moved)

302 redirect: 302 代表暂时性转移(Temporarily Moved )。

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