Get-ADGroupMember -Identity <group_name> -Recursive |
    Select-Object Name, SamAccountName

$tspan = (New-TimeSpan -Days 90)

$inacUser = Search-ADAccount -AccountInactive -TimeSpan $tspan -UsersOnly |
    Where-Object { $_.Enabled -eq $true } |
    Select-Object Name, DistinguishedName, LastLogonDate

Write-Host "$($inacUser.Count) inactive enabled user accounts found" -ForegroundColor Green
$inacUser

$week = (Get-Date).AddDays(-7)

$ADuserInWeek = Get-ADUser -Filter { whenCreated -ge $week } -Properties WhenCreated |
    Select-Object Name, WhenCreated, DistinguishedName

Write-Host "$($ADuserInWeek.Count) users created in the last 7 days" -ForegroundColor Green
$ADuserInWeek

Resolve-DnsName -Type ALL -Name "_ldap._tcp.dc._msdcs.$env:USERDNSDOMAIN"

Get-ItemProperty HKLM:\Software\Microsoft\Windows\CurrentVersion\Uninstall\* |
    Select-Object DisplayName, DisplayVersion, Publisher, InstallDate |
    Format-Table -AutoSize

Get-ADUser -Filter { Enabled -eq $true } -Properties LastLogonTimeStamp |
    Select-Object Name, @{
        Name       = "LastLogon"
        Expression = { [DateTime]::FromFileTime($_.LastLogonTimeStamp).ToString('dd-MM-yyyy HH:mm:ss') }
    } | Sort-Object LastLogon -Descending

Backup-GPO -All -Path "C:\Temp\AllGPO"