显示HTTP状态码和HEAD信息↓
HTTP/1.0 302 Moved Temporarily
Location: https://bcs.bnu.edu.cn/
Server: BigIP
Connection: Keep-Alive
Content-Length: 0
HTTP/1.1 200 OK
Server: nginx
Date: Sun, 02 Jun 2024 19:54:46 GMT
Content-Type: text/html
Content-Length: 13098
Last-Modified: Mon, 13 May 2024 06:56:31 GMT
Connection: close
ETag: "6641b99f-332a"
X-Frame-Options: SAMEORIGIN
X-Content-Type-Options: nosniff
X-XSS-Protection: 1; mode=block
Content-Security-Policy: script-src * 'unsafe-inline' 'unsafe-eval'
Accept-Ranges: bytes