Get IP Address of Client Machine

To achieve this use below line of code:

string IPAddress = string.Empty;
IPAddress = Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
if (IPAddress == "" || IPAddress == null)
    IPAddress = Request.ServerVariables["REMOTE_ADDR"];
Response.Write("<b>Your Machine IP Address is: </b>" + IPAddress);

 

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