HOW TO GET IPAddress in asp.net

HOW TO GET IPAddress

string IPAddress = "";

protected void Page_Load(object sender, EventArgs e)
    {
     
            IPAddress = GetIPAddress();
            Label1.Text = IPAddress;//Asp Label
  }

public string GetIPAddress()
    {
        IPHostEntry Host = default(IPHostEntry);
        string Hostname = null;
        Hostname = System.Environment.MachineName;
        Host = Dns.GetHostEntry(Hostname);
        foreach (IPAddress IP in Host.AddressList)
        {
            if (IP.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork)
            {
                IPAddress = Convert.ToString(IP);
            }
        }
       
        return IPAddress;
       
    }