显示HTTP状态码和HEAD信息↓
HTTP/1.1 200 OK
Date: Wed, 29 May 2024 00:19:06 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=14400, must-revalidate
Pragma: no-cache
CF-Cache-Status: HIT
Age: 1670
Last-Modified: Tue, 28 May 2024 23:51:16 GMT
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=dAJIU%2BD1SQZpDRo5lgIwXS5N1FlvO%2BiBpeo3AhEvxHELogLUj%2BnWGupPAom8%2FHSqA8YUgFuipZVT%2FkEIOyycSIECnnfSrAYhXUf5TDWR0nbVdoeuEqnnRELodMlkzA%3D%3D"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 88b24f9d296323f4-LHR
alt-svc: h3=":443"; ma=86400