显示HTTP状态码和HEAD信息↓
HTTP/1.1 200 OK
Date: Tue, 14 May 2024 03:15:43 GMT
Content-Type: text/html; charset=utf-8
Connection: keep-alive
Vary: Accept-Encoding
Strict-Transport-Security: max-age=31536000
CF-Cache-Status: DYNAMIC
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=rOzB95J5Db9yGNegDoTMWUw6NcLJL%2B0mpD%2B53sePDSeXTkMmb8frbe7IunU8tLLY4RWOsVq00MiPbwWnDsgYGGJEMBe6iKDRLAxYZrGZlmezrj6x6BYLIS3h8d3Rww%2FI"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 8837b9b4c81a93f7-LHR
alt-svc: h3=":443"; ma=86400