显示HTTP状态码和HEAD信息↓
HTTP/1.1 301 Moved Permanently
Server: nginx
Date: Mon, 24 Jun 2024 06:22:50 GMT
Content-Type: text/html
Connection: keep-alive
Location: https://www.joinexpo.com.cn/
HTTP/1.1 500 Internal Server Error
Server: nginx
Date: Mon, 24 Jun 2024 06:22:50 GMT
Content-Type: text/html; charset=utf-8
Connection: keep-alive
Set-Cookie: PHPSESSID=l8oec9csh13ekauufiob0f0hfp; path=/; HttpOnly
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate
Pragma: no-cache