This is the URL the current configuration goes to:
https://login.microsoftonline.com/lukewoocar.onmicrosoft.com/login
and of course, since the user does not belong to my own AD, but to a different one, the following error is thrown:
User account ‘test.woocar@zarcam.com.ar’ from identity provider ‘https://sts.windows.net/71034d81-e1c6-4ec2-9425-313a89c5e393/’ does not exist in tenant ‘Woocar AD’ and cannot access the application ‘a453aa36-0abd-42bb-9a52-54e505e499c9’ in that tenant. The account needs to be added as an external user in the tenant first. Sign out an
Was able to resolve this on my end, If you’re using an enterprise connection, you need to make sure click the “Use Common Endpoint”, this will allow Microsoft to handle the Home Realm discovery