显示HTTP状态码和HEAD信息↓
HTTP/1.1 200 OK
Date: Sat, 29 Jun 2024 19:00:19 GMT
Content-Type: text/html;charset=utf-8
Connection: keep-alive
Vary: Accept-Encoding
CF-Cache-Status: DYNAMIC
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=UjlkStEYycS4Gi0bYFNQuyTHADr5yppmDRUhza3b6CQcOvI5uKlXp2pR2sZGbaNuzyW783Gx4nyQF%2F%2B%2F4w%2FWVpBHsI5uoBAfwMluIclLdMRQclvK8dZl3D0e%2FVUS5vxsILDKoEo%3D"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 89b828a2fdd015e9-SJC
alt-svc: h3=":443"; ma=86400