shell:$ nslookup -timeout=2 -retry=1 'whatsapp-cdn-shv-03-sin2.fbcdn.net'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	whatsapp-cdn-shv-03-sin2.fbcdn.net
Address: 57.144.187.32