root@server1 [~]# ping ecn.org
ping: unknown host ecn.org
root@server1 [~]# ping
www.ecn.org
ping: unknown host
www.ecn.org
root@server1 [~]# host -v ecn.org
Trying "ecn.org"
Received 25 bytes from 8.8.4.4#53 in 1038 ms
Trying "ecn.org.dinamichosting.com"
Host ecn.org not found: 3(NXDOMAIN)
Received 132 bytes from 8.8.8.8#53 in 28 ms