Java InetAddress getHostName() method

The getHostName() method Java InetAddress returns the host name of a corresponding IP address. If this InetAddress was created with a host name, this host name will be remembered and returned else a reverse name lookup will be performed and the result will be returned based on the system configured name lookup service.

Syntax:

Returns

It returns the host name for this IP address, or if the operation is not allowed by the security check, the textual representation of the IP address

Example 1

import java.net.InetAddress;
import java.net.UnknownHostException;
public class JavaInetAddressGetHostNameExample1 {
public static void main(String[] args) {
  try {
      InetAddress id = InetAddress.getLocalHost();
      System.out.println( id.getHostName());
    } catch (UnknownHostException e) {
    }
 }
}

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Output: