Microsoft - Determine Microsoft Domain controller Schema Version

The following Table show Schema Version for any version of Microsoft Server O.S.

WINDOWS EDITION SCHEMA VERSION
Windows 2000 Server 13
Windows Server 2003 30
Windows Server 2003 R2 31
Windows Server 2008 44
Windows Server 2008 R2 47
Windows Server 2012 56
Windows Server 2012 R2 – Preview 69


To get the relative information you must logon on the DC and try one of following step:

1. Registry:

HKLM\SYSTEM\CurrentControlSet\Services\NTDS\Parameters\

2. From Command prompt:

dsquery * cn=schema,cn=configuration,dc=domain,dc=com -scope base -attr objectVersion"
 
3. With Powershell:
 
PS C:\>Import-Module ActiveDirectory

PS C:\>Get-ADObject “cn=schema,cn=configuration,dc=Domain,dc=com” -properties objectversion 


[source http://nolabnoparty.com/identificare-versione-active-directory-schema/?utm_source=feedly]