Powershell script to get the installed version of Powershell from multiple servers in an Active Directory domain, optionally filtered by part of an OU name (e.g a location).

Get-PowerShellVersion.ps1

#Requires -version 2.0
[CmdletBinding()]
param (
    [ValidateSet("Dublin","London”,"Tokyo","Sydney","")][string]$location
)

Import-Module ActiveDirectory -Cmdlet get-adcomputer

$servers = get-adcomputer -filter {Enabled -eq $true -and OperatingSystem -Like "Windows*"} -property Enabled,OperatingSystem  | ?{$_.DistinguishedName.contains($location)}

$servers | ForEach-Object{
    $computer = $_;
    
    if(test-connection $computer.name -TimeToLive 10 -Quiet -Count 1 -ea 0){
        $PSVersion = "$(Invoke-Command -Computer $computer.Name -ScriptBlock { $PSVersionTable.PSVersion.Major })"
        Write-Verbose  "$($computer.name) : $($computer.operatingsystem) : $PSVersion"

        new-object -TypeName PSObject -Property @{Name=$computer.name;OS=$computer.operatingsystem;PSVersion=$PSVersion}
    }else{
        Write-Verbose "$($computer.name) : Unable to connect";
    }

} | export-csv "PSVersion-$location-$(get-date -format yyyy-MM-dd).csv" -NoTypeInformation