shell:$ nslookup -timeout=2 -retry=1 'tripadvisor.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	tripadvisor.com
Address: 18.172.134.16
Name:	tripadvisor.com
Address: 18.172.134.6
Name:	tripadvisor.com
Address: 18.172.134.33
Name:	tripadvisor.com
Address: 18.172.134.62