GPO

ADModule

Get-ADOrganizationalUnit -Filter * -Properties *

PowerView

Get-NetGPO [-ComputerName <name>]
Find-GPOComputerAdmin -ComputerName <name>
Get-NetOU
Get-NetGPO -Identity “{<gplink>}”

Group Policy

Get-GPO -All
Get-GPResultantSetOfPolicy -ReportType HTML -Path C:\file.html
Get-GPO -Guid <gplink>