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Find the FSMO role holders with DCDiag

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DCDiag.exe is the Domain Controller diagnostic tool. It is designed to assist you in troubleshooting . You can utilize this tool to discover the current FSMO role holders by executing the command DCdiag /test:Knowsofroleholders /v. The output of this command is below with the role holders highlighted in red.

Directory Server Diagnosis

Performing initial setup:

Trying to find home server...

* Verifying that the local machine MCT-1, is a Directory Server.

Home Server = MCT-1

* Connecting to directory service on server MCT-1.

* Identified AD Forest.

Collecting AD specific global data

* Collecting site info.

Calling ldap_search_init_page(hld,CN=Sites,CN=Configuration,DC=MCTNet,DC=com,

LDAP_SCOPE_SUBTREE,(objectCategory=ntDSSiteSettings),.......

The previous call succeeded

Iterating through the sites

Looking at base site object: CN=NTDS Site Settings,CN=Default-First-Site-Name

,CN=Sites,CN=Configuration,DC=MCTNet,DC=com

Getting ISTG and options for the site

* Identifying all servers.

Calling ldap_search_init_page(hld,CN=Sites,CN=Configuration,DC=MCTNet,DC=com,

LDAP_SCOPE_SUBTREE,(objectClass=ntDSDsa),.......

The previous call succeeded....

The previous call succeeded

Iterating through the list of servers

Getting information for the server CN=NTDS Settings,CN=MCT-1,CN=Servers,CN=De

fault-First-Site-Name,CN=Sites,CN=Configuration,DC=MCTNet,DC=com

objectGuid obtained

InvocationID obtained

dnsHostname obtained

site info obtained

All the info for the server collected

* Identifying all NC cross-refs.

* Found 1 DC(s). Testing 1 of them.

Done gathering initial info.

Doing initial required tests

Testing server: Default-First-Site-Name\MCT-1

Starting test: Connectivity

* Active Directory LDAP Services Check

Determining IP4 connectivity

* Active Directory RPC Services Check

......................... MCT-1 passed test Connectivity

Doing primary tests

Testing server: Default-First-Site-Name\MCT-1

Test omitted by user request: Advertising

Test omitted by user request: CheckSecurityError

Test omitted by user request: CutoffServers

Test omitted by user request: FrsEvent

Test omitted by user request: DFSREvent

Test omitted by user request: SysVolCheck

Test omitted by user request: KccEvent

Starting test: KnowsOfRoleHolders

Role Schema Owner = CN=NTDS Settings,CN=MCT-1,CN=Servers,CN=Default-Fir

st-Site-Name,CN=Sites,CN=Configuration,DC=MCTNet,DC=com

Role Domain Owner = CN=NTDS Settings,CN=MCT-1,CN=Servers,CN=Default-Fir

st-Site-Name,CN=Sites,CN=Configuration,DC=MCTNet,DC=com

Role PDC Owner = CN=NTDS Settings,CN=MCT-1,CN=Servers,CN=Default-First-

Site-Name,CN=Sites,CN=Configuration,DC=MCTNet,DC=com

Role Rid Owner = CN=NTDS Settings,CN=MCT-1,CN=Servers,CN=Default-First-

Site-Name,CN=Sites,CN=Configuration,DC=MCTNet,DC=com

Role Infrastructure Update Owner = CN=NTDS Settings,CN=MCT-1,CN=Servers

,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=MCTNet,DC=com

......................... MCT-1 passed test KnowsOfRoleHolders

Test omitted by user request: MachineAccount

Test omitted by user request: NCSecDesc

Test omitted by user request: NetLogons

Test omitted by user request: ObjectsReplicated

Test omitted by user request: OutboundSecureChannels

Test omitted by user request: Replications

Test omitted by user request: RidManager

Test omitted by user request: Services

Test omitted by user request: SystemLog

Test omitted by user request: Topology

Test omitted by user request: VerifyEnterpriseReferences

Test omitted by user request: VerifyReferences

Test omitted by user request: VerifyReplicas

Test omitted by user request: DNS

Test omitted by user request: DNS

Running partition tests on : ForestDnsZones

Test omitted by user request: CheckSDRefDom

Test omitted by user request: CrossRefValidation

Running partition tests on : DomainDnsZones

Test omitted by user request: CheckSDRefDom

Test omitted by user request: CrossRefValidation

Running partition tests on : Schema

Test omitted by user request: CheckSDRefDom

Test omitted by user request: CrossRefValidation

Running partition tests on : Configuration

Test omitted by user request: CheckSDRefDom

Test omitted by user request: CrossRefValidation

Running partition tests on : MCTNet

Test omitted by user request: CheckSDRefDom

Test omitted by user request: CrossRefValidation

Running enterprise tests on : MCTNet.com

Test omitted by user request: DNS

Test omitted by user request: DNS

Test omitted by user request: LocatorCheck

Test omitted by user request: Intersite
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