shell:$ nslookup -timeout=2 -retry=1 'www.sa.zain.com' Server: 1.1.1.1 Address: 1.1.1.1#53 Non-authoritative answer: Name: www.sa.zain.com Address: 185.23.127.170 Name: www.sa.zain.com Address: 2a02:cb81:1005::7