1import java.net.InetAddress;
2
3public class GetHostName {
4
5 public static void main(String[] argv) {
6 try {
7 InetAddress address =
8 InetAddress.getByName(argv[0]);
9
10 String name =
11 address.getHostName();
12
13 System.out.println(name);
14 }
15 catch (Exception e) {
16 System.out.println(e);
17 }
18 }
19}
