显示HTTP状态码和HEAD信息↓
HTTP/1.1 200 OK
Content-Type: text/html
Content-Length: 62436
Connection: keep-alive
Vary: Accept-Encoding
Content-Security-Policy: connect-src *
Strict-Transport-Security: max-age=15552000
X-Content-Type-Options: nosniff
X-Robots-Tag: none
X-Frame-Options: SAMEORIGIN
X-Download-Options: noopen
X-Permitted-Cross-Domain-Policies: none
X-XSS-Protection: 1;mode=block
Referrer-Policy: no-referrer
Content-Security-Policy: connect-src *
Strict-Transport-Security: max-age=15552000
X-Content-Type-Options: nosniff
X-Robots-Tag: none
X-Frame-Options: SAMEORIGIN
X-Download-Options: noopen
X-Permitted-Cross-Domain-Policies: none
X-XSS-Protection: 1;mode=block
Referrer-Policy: no-referrer