Equebal Ahmad Blog

The below script will let you quickly validate if given computers are exists in Active Directory. You have to keep both script and Computer.txt in same location. Add the computers name in text file separated by new line. The result will be saved in Output.csv file in script folder. $File = "$PSScriptRoot\Computers.txt"  $LogFile = "$PSScriptRoot\Output.csv"    # Function to WriteLog File  Function WriteLog($Msg)  {      $Text = $Msg      Add-Content -Path $LogFile  $text       Write-Host $Text  }      $ComputerList = Get-Content -Path $File  $TotalRecord = ($ComputerList).Count  foreach ($computer in $ComputerList){      $error.clear()      try{$ADComputer = Get-ADComputer $computer -Properties *}      catch{ WriteLog "$computer,Does not Exists in AD"}    ...

# Retrieve AD computer properties such as LastLogonDate. # The list of machine need to be added in hosts.txt file in script folder # The result will be saved to Output.csv file in script folder Import-Module ActiveDirectory $invocation = (Get-Variable MyInvocation).Value $directorypath = Split-Path $invocation.MyCommand.Path $input = $directorypath + "\host.txt" $output = $directorypath + "\output.csv" Get-Content $input | ForEach-Object { Get-ADComputer $_ -Properties * | Select-Object Name,LastLogonDate,OperatingSystem,OperatingSystemServicePack,OperatingSystemVersion,WhenCreated,Description }   | Export-Csv $output