显示HTTP状态码和HEAD信息↓
HTTP/1.1 200 OK
Date: Thu, 30 May 2024 01:55:00 GMT
Content-Type: text/html; charset=utf-8
Connection: keep-alive
Vary: Accept-Encoding
X-Powered-By: PHP/5.6.29
CF-Cache-Status: DYNAMIC
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=%2BVGqQu41GgVRhnbTM4uLz4Rl1hdLZFgfdwhrJ6zb9E6YTELdBiNwLJDg7Pjjx4LoGG%2Bm8fJSdQ2OOBye6CnO2MQGZSWRTdFQQrooa7qSD7n3QQycTwbXITMUs6rDTaCp5CfVD6S1YQ%3D%3D"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 88bb197768f123b8-LHR
alt-svc: h3=":443"; ma=86400