PS C:\Users\Administrator> Invoke-ADSyncDiagnostics -PasswordSync


========================================================================
=                                                                      =
=            Password Hash Synchronization General Diagnostics         =
=                                                                      =
========================================================================


AAD Tenant - customer.onmicrosoft.com
Password Hash Synchronization cloud configuration is enabled




False


AD Connector - customer.intern
Password Hash Synchronization is enabled
Latest Password Hash Synchronization heartbeat is detected at: 09/13/2021 09:37:40 UTC


        Directory Partitions:
        =====================
        Directory Partition - customer.intern
False
False
False
        Last successful attempt to synchronize passwords from this directory partition started at: 9/13/2021 10:01:41 AM
 UTC and ended at: 9/13/2021 10:01:41 AM UTC

        Only Use Preferred Domain Controllers: False
        Checking connectivity to the domain...
        Domain "customer.intern" is reachable