To get a list of the FSMO Role holders for a Single Domain.

| 1 | Get-ADDomain \| Select-Object DistinguishedName, SchemaMaster, DomainNamingMaster, InfrastructureMaster, PDCEmulator, RIDMaster | |---|---|

To get a list of the FSMO Role holders in a Forest.

| 1 | Get-ADForest \| Select-Object Name,SchemaMaster, DomainNamingMaster,InfrastructureMaster, PDCEmulator, RIDMasterall | |---|---|

To get a nicely formatted list with all the Domain Controllers and who owns which particular role.

| 1 | Get-ADDomainController -Filter \* \| Select-Object Name, Domain, Forest, OperationMasterRoles \| Where-Object {$\_.OperationMasterRoles} | |---|---|

ref: https://www.markou.me/2016/10/get-list-fsmo-role-holders-using-powershell-one-liners/