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

Non-authoritative answer:
Name:	gravatar.com
Address: 192.0.80.240
Name:	gravatar.com
Address: 192.0.80.241
Name:	gravatar.com
Address: 192.0.80.242
Name:	gravatar.com
Address: 192.0.80.239