显示HTTP状态码和HEAD信息↓
HTTP/1.1 200 OK
Date: Tue, 21 May 2024 21:05:05 GMT
Connection: keep-alive
CF-Cache-Status: DYNAMIC
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=MudnMaJ2LhnU4XzBv2bJe6cKynxJIyR86kc07BBn3QCwvYD5PcT5LsDUUDATiumKxjsGgtb%2FErthai%2BkdjJBtOQDPlac2wzyD9EWP1rUNDnsUyKSJCWPDg9z"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 887785c52b669496-LHR
alt-svc: h3=":443"; ma=86400