shell:$ nslookup -timeout=2 -retry=1 'auth.opensignal.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
auth.opensignal.com	canonical name = tutela-cd-nhrcketc72mcsjsn.edge.tenants.auth0.com.
Name:	tutela-cd-nhrcketc72mcsjsn.edge.tenants.auth0.com
Address: 104.18.37.18
Name:	tutela-cd-nhrcketc72mcsjsn.edge.tenants.auth0.com
Address: 172.64.150.238
Name:	tutela-cd-nhrcketc72mcsjsn.edge.tenants.auth0.com
Address: 2606:4700:4403::ac40:96ee
Name:	tutela-cd-nhrcketc72mcsjsn.edge.tenants.auth0.com
Address: 2a06:98c1:3101::6812:2512