Hi @Asta Keil , sorry to hear about your lost device! The Active Directory portal allows you to view activity reports. You are able to view who signed in and from where. I believe this should solve your problem! If you still need assistance please let me know. If not, please mark this answer as verified.
Hi, The device has an active date a few months old, but this date was some time after the device went missing. Thanks Asta
Actually the activity date is early this May. I guess that means the device is not stale?