shell:$ nslookup -timeout=2 -retry=1 'aadcdn.msauth.net'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
aadcdn.msauth.net	canonical name = aadcdnoriginwus2.azureedge.net.
aadcdnoriginwus2.azureedge.net	canonical name = aadcdnoriginwus2.afd.azureedge.net.
aadcdnoriginwus2.afd.azureedge.net	canonical name = firstparty-azurefd-prod.trafficmanager.net.
firstparty-azurefd-prod.trafficmanager.net	canonical name = shed.dual-low.s-part-0023.t-0009.t-msedge.net.
shed.dual-low.s-part-0023.t-0009.t-msedge.net	canonical name = s-part-0023.t-0009.t-msedge.net.
Name:	s-part-0023.t-0009.t-msedge.net
Address: 13.107.246.51
Name:	s-part-0023.t-0009.t-msedge.net
Address: 2620:1ec:bdf::51