shell:$ nslookup -timeout=2 -retry=1 'www.whitehouse.gov'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
www.whitehouse.gov	canonical name = wh47.go-vip.net.
Name:	wh47.go-vip.net
Address: 192.0.66.51
Name:	wh47.go-vip.net
Address: 2a04:fa87:fffd::c000:4233