显示HTTP状态码和HEAD信息↓
HTTP/1.0 302 Moved Temporarily
Location: https://cri.csu.edu.cn/
Server: BigIP
Connection: Keep-Alive
Content-Length: 0
HTTP/1.1 200 OK
Date: Mon, 01 Jul 2024 20:52:36 GMT
Server: *********
X-Frame-Options: SAMEORIGIN
Last-Modified: Mon, 01 Jul 2024 02:11:47 GMT
Accept-Ranges: bytes
Content-Length: 54842
Cache-Control: max-age=600
Expires: Mon, 01 Jul 2024 21:02:36 GMT
Vary: Accept-Encoding
ETag: "d63a-61c261e996a0d-gzip"
Connection: close
Content-Type: text/html
Content-Language: zh-CN