shell:$ nslookup -timeout=2 -retry=1 'auth.pa1call.org'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
auth.pa1call.org	canonical name = csicloudsso.trafficmanager.net.
csicloudsso.trafficmanager.net	canonical name = csi-sso-geohost-us1.northcentralus.cloudapp.azure.com.
Name:	csi-sso-geohost-us1.northcentralus.cloudapp.azure.com
Address: 52.159.102.210