显示HTTP状态码和HEAD信息↓
HTTP/1.1 301 Moved Permanently
Content-Length: 234
Content-Type: text/html
Location: http://www.chinajade.cn/
Server: Microsoft-IIS/7.5
X-Powered-By: ASP.NET
Access-Control-Allow-Origin: *
Date: Wed, 08 May 2024 11:51:34 GMT
Connection: close
HTTP/1.1 404 Not Found
Cache-Control: private
Content-Length: 2613
Content-Type: text/html; charset=utf-8
Server: Microsoft-IIS/7.5
X-AspNet-Version: 4.0.30319
X-Powered-By: ASP.NET
Access-Control-Allow-Origin: *
Date: Wed, 08 May 2024 11:51:34 GMT