显示HTTP状态码和HEAD信息↓
HTTP/1.1 301 Moved Permanently
Server: nginx
Date: Thu, 27 Jun 2024 01:28:13 GMT
Content-Type: text/html
Content-Length: 157
Connection: keep-alive
Location: http://www.cnnic.cn/
HTTP/1.0 302 Moved Temporarily
Location: https://www.cnnic.cn/
Server: BigIP
Connection: Keep-Alive
Content-Length: 0
HTTP/1.1 200 OK
Server: nginx
Date: Thu, 27 Jun 2024 01:28:13 GMT
Content-Type: text/html
Content-Length: 31047
Last-Modified: Tue, 25 Jun 2024 03:36:42 GMT
Connection: close
ETag: "667a3b4a-7947"
Accept-Ranges: bytes