shell:$ nslookup -timeout=2 -retry=1 'cdn.headwayapp.co'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
cdn.headwayapp.co	canonical name = 1529036741.rsc.cdn77.org.
Name:	1529036741.rsc.cdn77.org
Address: 89.187.180.102
Name:	1529036741.rsc.cdn77.org
Address: 89.187.180.93
Name:	1529036741.rsc.cdn77.org
Address: 2a02:6ea0:de00::4