JAVA PROGRAM TO DISPLAY IP ADDRESSSOF A PARTICULAR HOST

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Head First Design Patterns

import java.net.*;
import java.io.*;
 
public class ip_host
{
 public static void main(String args[]) throws Exception
 {
  System.out.println("Enter the host name :");
  String n=new DataInputStream(System.in).readLine();
 
  InetAddress ipadd =InetAddress.getByName(n);
 
  System.out.println("IP address :"+ipadd);
 }
}

Head First Java, 2nd Edition