shell:$ nslookup -timeout=2 -retry=1 '21151892.group42.sites.hubspot.net'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
21151892.group42.sites.hubspot.net	canonical name = group42.sites.hscoscdn40.net.
Name:	group42.sites.hscoscdn40.net
Address: 199.60.103.28
Name:	group42.sites.hscoscdn40.net
Address: 199.60.103.228
Name:	group42.sites.hscoscdn40.net
Address: 2606:2c40::c73c:671c
Name:	group42.sites.hscoscdn40.net
Address: 2606:2c40::c73c:67e4