Find Newly Added Users to Active Directory - macmiester/luci GitHub Wiki

Thankful for this tip!!

$When = ((Get-Date).AddDays(-30)).Date Get-ADUser -Filter {whenCreated -ge $When} -Properties whenCreated

or for groups:

$When = ((Get-Date).AddDays(-30)).Date Get-ADGroup -Filter {whenChanged -ge $When} -Properties whenChanged