A PowerShell function to test if a remote computer is a Nano installation.

Test-IsNanoServer.ps1

#Requires -version 3.0

<#
Test-IsNanoServer.ps1

  ****************************************************************
  * DO NOT USE IN A PRODUCTION ENVIRONMENT UNTIL YOU HAVE TESTED *
  * THOROUGHLY IN A LAB ENVIRONMENT. USE AT YOUR OWN RISK.  IF   *
  * YOU DO NOT UNDERSTAND WHAT THIS SCRIPT DOES OR HOW IT WORKS, *
  * DO NOT USE IT OUTSIDE OF A SECURE, TEST SETTING.             *
  ****************************************************************
#>

Function Test-IsNanoServer {
[cmdletbinding()]

Param(
[parameter(
Mandatory,
ValueFromPipeline,
ValueFromPipelineByPropertyName,  
HelpMessage = "Enter a computer name to test"
)]
[Alias("cn")]
[string[]]$Computername,
[PSCredential]$Credential,
[Switch]$Quiet

)

Begin {
    Write-Verbose "[BEGIN  ] Starting: $($MyInvocation.Mycommand)"  
    $PSBoundParameters.Remove("Quiet") | Out-Null
    $PSBoundParameters.Remove("Computername") | Out-Null
} #begin

Process {
    foreach ($Computer in $Computername) {
        Write-Verbose "[PROCESS] Testing $Computer"
        $PSBoundParameters.Computername = $Computer
        Try {
            Write-Verbose "[PROCESS] Creating a temporary CimSession"
            $cs = New-CimSession @PSBoundParameters -ErrorAction Stop
        }
        Catch {
            Write-Warning "Oops. $($_.exception.message)"
        }
        if ($cs) {
            Write-Verbose "[PROCESS] Querying Win32_OperatingSystem"
            $os = $cs | Get-CimInstance Win32_OperatingSystem
            if ($os.OperatingSystemSKU -match "143|144") {
                $IsNano = $True
            }
            else {
                $IsNano = $False
            }
            
            if ($Quiet) {
                $IsNano                
            }
            else {
                $OS | Select @{Name="Computername";Expression={$_.PSComputername.ToUpper()}},
                Caption,OperatingSystemSKU,
                @{Name="IsNano";Expression={$IsNano}}
            }

            Write-Verbose "[PROCESS] Removing temporary CimSession"
            $cs | Remove-CimSession
        }
    }

} #process

End {
    Write-Verbose "[END    ] Ending: $($MyInvocation.Mycommand)"
} #end

}