How to find the real IP address with ASP

Source: Internet
Author: User
Tags end servervariables

As we all know, the way to get an IP address is

The following are the referenced contents:

<%=request.servervariables ("REMOTE_ADDR")%>

But if the client uses the proxy server, then uses this method to obtain is the proxy server's IP, below is penetrates the server to obtain the real IP the code:

The following are the referenced contents:

function GetIP ()
Dim realip,proxy
Realip = Request.ServerVariables ("Http_x_forwarded_for")
Proxy = Request.ServerVariables ("REMOTE_ADDR")
If Realip = "" Then
GetIP = Proxy
Else
GetIP = Realip
End If
End Function



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