Get the IP and Family of Systerm

using System;
using System.Net; 

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            foreach (string computername in args)
            {
                try
                {
                    IPAddress[] IPaddresses = Dns.GetHostEntry(computername).AddressList;
                    foreach (IPAddress Myaddress in IPaddresses)
                    {
                        Console.WriteLine("{0} = {1} ({2})",
                            computername, Myaddress, Myaddress.AddressFamily);
                    }
                }
                catch (Exception ex)
                {
                    Console.WriteLine("{0} = Error ({1})", computername, ex.Message);
                }
            }


        }
    }
}