显示HTTP状态码和HEAD信息↓
HTTP/1.1 301 Moved Permanently
Date: Fri, 17 May 2024 22:12:01 GMT
Content-Type: text/html
Content-Length: 166
Connection: keep-alive
Keep-Alive: timeout=300
Location: https://mail.polycn.com/
Server: cmproxy
HTTP/1.1 200
Date: Fri, 17 May 2024 22:12:01 GMT
Content-Type: text/html;charset=UTF-8
Connection: keep-alive
Keep-Alive: timeout=300
X-Protected-By: OpenRASP
X-Request-ID: 3f0d1f20c4214ab2ba90986adef3a5de
Pragma: No-cache
Cache-Control: no-cache
Expires: Thu, 01 Jan 1970 00:00:00 GMT
Content-Language: zh-CN
Server: cmproxy