shell:$ nslookup -timeout=2 -retry=1 'm.zainsouk.iq.zain.com' Server: 127.0.0.53 Address: 127.0.0.53#53 Non-authoritative answer: Name: m.zainsouk.iq.zain.com Address: 37.48.77.162 Name: m.zainsouk.iq.zain.com Address: 37.48.77.161