显示HTTP状态码和HEAD信息↓
HTTP/1.1 520
Date: Sun, 16 Jun 2024 20:58:48 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 15
Connection: keep-alive
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=dVSLzbOtM7CMs1jr%2BMclLUTGLgZqiPN%2Bm57%2FAhfqGRWFMSlkFS9ysFxsWOAWeQgIYqMEOopY9CcOKXdFVLnjwZRIvhYrj9RuFHIZqZ5IaROFagSk%2FdXDaNY5i2NAJgQ3"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
X-Frame-Options: SAMEORIGIN
Referrer-Policy: same-origin
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Server: cloudflare
CF-RAY: 894db8514c089430-LHR
alt-svc: h3=":443"; ma=86400