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

Non-authoritative answer:
Name:	www.siteadvisor.com
Address: 161.69.236.30
Name:	www.siteadvisor.com
Address: 161.69.236.155