显示HTTP状态码和HEAD信息↓
HTTP/1.1 301 Moved Permanently
Content-Type: text/html
Location: https://grs.ctbu.edu.cn/
Connection: Keep-Alive
Cache-Control: max-age=86400
Content-Length: 180
HTTP/1.1 200 OK
Date: Thu, 02 May 2024 19:42:04 GMT
Server: **********
X-Frame-Options: SAMEORIGIN
Last-Modified: Tue, 30 Apr 2024 07:38:27 GMT
Accept-Ranges: bytes
Content-Length: 51965
Cache-Control: max-age=600
Expires: Thu, 02 May 2024 19:52:04 GMT
Vary: Accept-Encoding
ETag: "cafd-6174b74aaac4e-gzip"
Content-Type: text/html
Content-Language: zh-CN
Connection: Keep-alive
Via: 1.1 ID-0000651034710300 uproxy-4