How to Get the IPv4 IP Address of the Local Machine in C#

Tutorialsrack 31/07/2020 C#

In this article, you will learn how to get the IPv4 IP address of the local machine in C#. To get the IP Address and hostname of the local machine, first, you need to add the namespace

using System.Net;

To Get the Host Name

To get the local hostname or Local computer name, we need to use the static method Dns.GetHostName().

// Retrieve the Name of HOST 
string hostName = Dns.GetHostName(); 

To Get the Local IP Address

To get the local IP address of a local machine, we need to use the static method Dns.GetHostA­dresses().

// Get the Local IP Address 
string myIP = Dns.GetHostByName(hostName).AddressList[0].ToString();

Here is the source code of the program to get the Host Name and the IP address of the Local Machine.

using System;
using System.Net;

namespace Tutorialsrack
{
    class Program
    {
        /* How to Get Local IP Address of the Computer in C# */
        static void Main(string[] args)
        {
            // Retrieve the Name of HOST 
            string hostName = Dns.GetHostName();  
            Console.WriteLine("Host Name is(Your Computer Name): {0}",hostName);
            
            // Get the Local IP Address 
            string myIP = Dns.GetHostByName(hostName).AddressList[0].ToString();
            Console.WriteLine("Local IP Address is: " + myIP);
            
            //Hit ENTER to exit the program
            Console.ReadKey();
        }
    }
}

I hope this article will help you to understand how to get the IP address of the local machine(Your Computer)  in c#

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