3 ms·the domain that ever m365 tennant exists on? that microsoftonline.com?by butvacuum 5mo agothe domain that ever m365 tennant exists on? that microsoftonline.com?gr33nq 5mo agoI think you may be referring to *.onmicrosoft.com (add that one to the list too...)butvacuum 4mo agoI walked right into that one.