显示HTTP状态码和HEAD信息↓
HTTP/1.0 302 Moved Temporarily
Location: https://sjc.bnu.edu.cn/
Server: BigIP
Connection: Keep-Alive
Content-Length: 0
HTTP/1.1 200 OK
Server: nginx
Date: Mon, 13 May 2024 22:03:55 GMT
Content-Type: text/html
Content-Length: 48187
Last-Modified: Sun, 12 May 2024 23:57:23 GMT
Connection: close
ETag: "66415763-bc3b"
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