How to get the IP Address of the Local Machine using C# ?

Published on July 17, 2015 by abundantcode

Filed under NETWORK

Last modified July 17, 2015

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You can get the IP address of the local machine or localhost using C# using the Dns class’s GetHostByName defined in the System.Net namespace.

The Dns.GetHostByName returns the array of AddressList which contains the IP address .

How to get the IP Address of the Local Machine using C# ?

Below is the sample code snippet demonstrating the retrieval of the IP address of the local machine or localhost in C#.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;

namespace AbundantCodeConsoleApp
{
    internal class Program
    {
        private static void Main(string[] args)
        {
            // Get the Name of the Host
            string host = Dns.GetHostName();

            // Get the IP address
            string ip = Dns.GetHostByName(host).AddressList[0].ToString();
            // Display the IP
            Console.WriteLine("Local Host IP is " + ip);
            Console.ReadLine();
        }
    }
}

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