HTTP/1.1 301 Moved Permanently Content-Length: 0 Location: /case1/252.html Server: Microsoft-IIS/7.5 Set-Cookie: : _d_id=745d0272256a59b9d626e17e93e67a; Path=/; HttpOnly X-Powered-By: ASP.NET Date: Thu, 21 Mar 2019 18:06:05 GMT