shell:$ nslookup -timeout=2 -retry=1 'us-est.exp.fastly-masque.net'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	us-est.exp.fastly-masque.net
Address: 167.82.115.177
Name:	us-est.exp.fastly-masque.net
Address: 2a04:4e42:fd2::945