shell:$ nslookup -timeout=2 -retry=1 'www.africa.airtel.com'
;; communications error to 1.1.1.1#53: timed out
Server: 8.8.8.8
Address: 8.8.8.8#53
Non-authoritative answer:
www.africa.airtel.com canonical name = u2cybkz.pcndns.com.
Name: u2cybkz.pcndns.com
Address: 45.60.75.92
| 
45.60.75.92