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Categories / C# / Network

 

Get IP address by query whatismyip com

using System; using System.Collections.Generic; using System.Net; using System.Text; class Util {     public static IEnumerable<T> ForEach<T>(this IEnumerable<T> source, Action<T> act)     {         foreach (T element in source) act(element);         return source;     }     public static string GetIPAddress()     {         IPAddress ip = GetExternalIp();         if (ip == null)             return Dns.GetHostEntry(Dns.GetHostName()).HostName;         return Dns.GetHostEntry(ip).HostName;     }     private static IPAddress GetExternalIp()     {         try         {             string whatIsMyIp = "http://www.whatismyip.com/faq/automation.asp";             WebClient wc = new WebClient();             string requestHtml = Encoding.UTF8.GetString(wc.DownloadData(whatIsMyIp));             return IPAddress.Parse(requestHtml);         }         catch         {             return null;         }     } }