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

Non-authoritative answer:
www.cvn.com	canonical name = ec2-100-24-187-38.compute-1.amazonaws.com.
Name:	ec2-100-24-187-38.compute-1.amazonaws.com
Address: 100.24.187.38