Exchange 2013 Forest and Domain Versions

Updated on 22 June 2015

To see what Exchange 2013 forest and domain versions are installed, open an elevated PowerShell console from either a domain controller or an Exchange server and run the following commands…

$RootDSE=([ADSI]"").distinguishedName

For Schema (Forest): rangeUpper, run…

([ADSI]"LDAP://CN=ms-Exch-Schema-Version-Pt,CN=Schema,CN=Configuration,$RootDSE").rangeUpper

For Schema (Forest): objectVersion, run…

([ADSI]"LDAP://CN=First Organization,CN=Microsoft Exchange,CN=Services,CN=Configuration,$RootDSE").objectVersion

NOTE: In the command above, the value “CN=First Organization” may vary for your environment.

For Active Directory (Domain): objectVersion, run…

([ADSI]"LDAP://CN=Microsoft Exchange System Objects,$RootDSE").objectVersion

The following values show the Windows forest schema and Active Directory domain versions related to Exchange 2013.

Exchange Server Version Schema (Forest): rangeUpper Schema (Forest): objectVersion Active Directory (Domain): objectVersion
Exchange Server 2013, CU9 15312 15965 13236
Exchange Server 2013, CU8 15312 15965 13236
Exchange Server 2013, CU7 15312 15965 13236
Exchange Server 2013, CU6 15303 15965 13236
Exchange Server 2013, CU5 15300 15870 13236
Exchange Server 2013, SP1 (CU4) 15292 15844 13236
Exchange Server 2013, CU3 15283 15763 13236
Exchange Server 2013, CU2 15281 15688 13236
Exchange Server 2013, CU1 15254 15614 13236
Exchange Server 2013, RTM 15137 15449 13236

To view Exchange schema and Active Directory versions, open ADSIEdit.msc and go to the following…

  • For Schema (Forest): rangeUpper … Connect to and expand Schema > Expand CN=Schema,CN=Configuration,DC=YourDomainName,DC=local > Locate and open properties for CN=ms-Exch-Schema-Version-Pt > View value for rangeUpper
  • For Schema (Forest): objectVersion … Connect to and expand Configuration > Expand CN=Configuration,DC=YourDomainName,DC=local > Expand CN=Services > Expand CN=Microsoft Exchange > Locate and open properties for CN=First Organization (or CN=YourExchangeOrgName) > View value for objectVersion
  • For Active Directory (Domain): objectVersion … Connect to and expand Default Naming Context > Expand DC=YourDomainName,DC=local > Locate and open properties for CN=Microsoft Exchange System Objects > View value for objectVersion

Related Article(s):

Reference(s):

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4 thoughts on “Exchange 2013 Forest and Domain Versions

  1. Pingback: Weekly IT Newsletter – July 7-11, 2014 | Just a Lync Guy

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  3. Pingback: NeWay Technologies – Weekly Newsletter #103 – July 11, 2014 | NeWay

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