How to find The IP Address of System or Any Website

 Follows These Steps:
 Step-1.Install JDK Version 1.5 to 1.7 in Your System.


Step-2.Open the Notepad Then Write This Code. 
import java.net.*;
class IPDemo
{
    public static void main(String args[])
    {
        try
        {
            InetAddress ip1=InetAddress.getLocalHost();
            System.out.println(ip1);
            String s1=ip1.getHostName();
            System.out.println(s1);
       
            InetAddress ip2=InetAddress.getByName("www.facebook.com");
            System.out.println(ip2);
            String s2=ip2.getHostAddress();
            System.out.println(s2);
        }catch(Exception e){}
    }
} 

Step-3.Save This Code Extention ".java"

Step-4.Open  CMD and Then Compile The Code.
                  e.g - Type on CMD javac then space then name of the program .java then press Enter.


Step-5.Then Run The program.
                  e.g - Type on CMD java then IPDemo then press Enter.

NOTE:- You can change The Name in Place of www.facebook.com  .

I Hope Enjoy To You.