shell:$ nslookup -timeout=2 -retry=1 'www.sd.zain.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	www.sd.zain.com
Address: 166.117.214.16
Name:	www.sd.zain.com
Address: 166.117.68.14