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

Non-authoritative answer:
vjs.zencdn.net	canonical name = dualstack.osff.map.fastly.net.
Name:	dualstack.osff.map.fastly.net
Address: 151.101.2.217
Name:	dualstack.osff.map.fastly.net
Address: 151.101.66.217
Name:	dualstack.osff.map.fastly.net
Address: 151.101.130.217
Name:	dualstack.osff.map.fastly.net
Address: 151.101.194.217
Name:	dualstack.osff.map.fastly.net
Address: 2a04:4e42::729
Name:	dualstack.osff.map.fastly.net
Address: 2a04:4e42:600::729
Name:	dualstack.osff.map.fastly.net
Address: 2a04:4e42:400::729
Name:	dualstack.osff.map.fastly.net
Address: 2a04:4e42:200::729