显示HTTP状态码和HEAD信息↓
HTTP/1.1 302 Moved Temporarily
Server: stgw
Date: Thu, 11 Aug 2022 03:04:44 GMT
Content-Type: text/html
Content-Length: 137
Connection: keep-alive
Location: https://www.qq.com/
HTTP/1.1 200 OK
Date: Thu, 11 Aug 2022 03:04:44 GMT
Content-Type: text/html; charset=GB2312
Connection: keep-alive
Server: squid/3.5.24
Vary: Accept-Encoding
Vary: Accept-Encoding
Expires: Thu, 11 Aug 2022 03:05:44 GMT
Cache-Control: max-age=60
Vary: Accept-Encoding
Vary: Accept-Encoding
X-Cache: HIT from shenzhen.qq.com
X-Frame-Options: SAMEORIGIN
Content-Security-Policy: frame-ancestors https://*.qq.com
X-Content-Type-Options: nosniff