CmdID / PowerShell / Cmdlets / Get
Get-GPInheritance
Gets Group Policy inheritance information for a specified domain or OU. Windows Server PowerShell reference
From the Windows Server PowerShell reference 3 parameters Its page in the reference
Parameters
-Domain, -DomainNameSpecifies the domain for this cmdlet.-Server, -DCSpecifies the name of the domain controller that this cmdlet contacts to complete the operation.-Target, -PathSpecifies the domain or the OU for which to retrieve the Group Policy inheritance information by its Lightweight Directory Access Protocol (LDAP) distinguished name.