显示HTTP状态码和HEAD信息↓
HTTP/1.1 200 OK
Date: Sun, 28 Apr 2024 08:49:37 GMT
Content-Type: text/html; charset=utf-8
Connection: keep-alive
Vary: Accept-Encoding
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: max-age=3600, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
CF-Cache-Status: HIT
Age: 5875
Last-Modified: Sun, 28 Apr 2024 07:11:42 GMT
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=CzwJvo0Ks0Sl3nYidl2Mpj5bT2NkW3bdk1hE16vsYm54zUZ6s8jI4qrGTZfn%2BkIu8DPtiIMIqlrmMKtncjTz7LB3Sg5mg37d0RFTleQsbECxvJLfLmI6F2qsEv8DbuahOGz5NQ%3D%3D"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 87b5ccd148f063b0-LHR