shell:$ nslookup -timeout=2 -retry=1 'facebook.widen.net'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
facebook.widen.net	canonical name = widen.net.
Name:	widen.net
Address: 3.170.185.78
Name:	widen.net
Address: 3.170.185.60
Name:	widen.net
Address: 3.170.185.62
Name:	widen.net
Address: 3.170.185.13