shell:$ nslookup -timeout=2 -retry=1 'www.enna.dz'
;; communications error to 75.98.161.224#53: timed out
Server: 69.39.86.5
Address: 69.39.86.5#53
Non-authoritative answer:
www.enna.dz canonical name = enna.dz.
Name: enna.dz
Address: 102.207.216.154
| 