Checkuptime.ps1

#powershell to check uptime for list of servers after test for PING
$list = ".\wsus-groups\wsus-pri-group-1.txt"
$Servers = Get-Content $list
foreach($Server in $Servers) {
if (Test-Connection -ComputerName $Server -quiet -count 1) { #responds to PING
$wmi=Get-WmiObject -class Win32_OperatingSystem -computer $server
$LBTime=$wmi.ConvertToDateTime($wmi.Lastbootuptime)
[TimeSpan]$uptime=New-TimeSpan $LBTime $(get-date)
Write-host $server "Uptime: " $uptime.days "Days" $uptime.hours "Hours" $uptime.minutes "Minutes" $uptime.seconds "Seconds"
}
else {
Write-host $server "NO RESPONSE"
}
}#foreach