Csharp/C Sharp by API/System.Net/IPHostEntry

IPHostEntry.AddressList

 
using System;
using System.Net;
class MainClass
{
   public static void Main()
   {
      string hostName = Dns.GetHostName();
      Console.WriteLine("Local hostname: {0}", hostName);
      IPHostEntry myself = Dns.GetHostByName(hostName);
      foreach (IPAddress address in myself.AddressList)
      {
         Console.WriteLine("IP Address: {0}", address.ToString());
      }
   }
}

IPHostEntry.Aliases

 

using System;
using System.Net;
class MainClass
{
   public static void Main(string[] argv)
   {
      IPAddress test = IPAddress.Parse("64.200.123.1");
      IPHostEntry iphe = Dns.GetHostByAddress(test);
      foreach(string alias in iphe.Aliases)
      {
         Console.WriteLine("Alias: {0}", alias);
      }
   }
}

IPHostEntry.HostName

 
using System;
using System.Net;
class MainClass
{
   public static void Main(string[] argv)
   {
      IPAddress test = IPAddress.Parse("64.200.123.1");
      IPHostEntry iphe = Dns.GetHostByAddress(test);
      Console.WriteLine("Information for {0}", test.ToString());
      Console.WriteLine("Host name: {0}", iphe.HostName);
   }
}