显示HTTP状态码和HEAD信息↓
HTTP/1.0 302 Moved Temporarily
Location: https://bibs.bnu.edu.cn/
Server: BigIP
Connection: Keep-Alive
Content-Length: 0
HTTP/1.1 200 OK
Server: nginx
Date: Sun, 26 May 2024 02:00:41 GMT
Content-Type: text/html
Content-Length: 56747
Last-Modified: Sat, 25 May 2024 00:34:51 GMT
Connection: close
ETag: "6651322b-ddab"
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