using System;

using System.Net;

​

public class Program

{

    public static void Main()

    {

        IPAddress ip = IPAddress.Parse("192.168.232.189");

        Console.WriteLine(ip.MapToIPv4());

        Console.WriteLine(ByteArrayToString(ip.GetAddressBytes()));

        Console.WriteLine(Iptohex(ip.GetAddressBytes()));

    }

    public static string ByteArrayToString(byte[] ba)

    {

      string hex = BitConverter.ToString(ba);

      return hex.Replace("-","");

    }

    public static string Iptohex(byte[] bytes)

    {   

        string strAddress = string.Format("{0:X2}{1:X2}{2:X2}{3:X2}", bytes[0], bytes[1], bytes[2], bytes[3]);

        return strAddress;

    }

}