Initial upload

LastReboot.ps1

@@ -0,0 +1,42 @@
+Import-Module -Name ActiveDirectory -Force
+#Get list of windows based servers
+$Servers = Get-ADComputer -Filter * -Properties * | Where-Object {$_.OperatingSystem -like '*windows server*'} | Select Name | Sort-Object -Property Name
+#Create Report Array
+$Report = @()
+#Parse through server list
+Foreach ($Server in $Servers) {
+    #Get the computer name
+    $ComputerName = ([String]$Server).Split("=")[1].Split("}")[0].Trim()
+    #Check if the system is online
+    If ((Test-Connection -ComputerName $ComputerName -Count 1 -Quiet) -eq $true) {
+        #Query last bootup time and use $Null if unobtainable
+        Try {
+            $LastBootTime = (Get-CimInstance -ClassName win32_operatingsystem -ComputerName $ComputerName -ErrorAction SilentlyContinue).LastBootUpTime
+            $LastBoot = (New-TimeSpan -Start $LastBootTime -End (Get-Date)).Days
+        } Catch {
+            $LastBoot = $null
+        }
+        #Add computername and last boot time to the object
+        If ($ComputerName -ne $null) {
+            $SystemObject = New-Object -TypeName psobject
+            $SystemObject | Add-Member -MemberType NoteProperty -Name ComputerName -Value $ComputerName
+            $SystemObject | Add-Member -MemberType NoteProperty -Name DaysSinceLastBoot -Value $LastBoot
+            $Report += $SystemObject
+        }
+    } else {
+            $SystemObject = New-Object -TypeName psobject
+            $SystemObject | Add-Member -MemberType NoteProperty -Name ComputerName -Value $ComputerName
+            $SystemObject | Add-Member -MemberType NoteProperty -Name DaysSinceLastBoot -Value 'OFFLINE'
+            $Report += $SystemObject
+    }
+    $ComputerName = $null
+}
+#Print report to screen
+$Report
+$OutFile = "C:\Users\Desktop\LastRebootReport.csv"
+#Delete CSV file if it already exists
+If ((Test-Path -Path $OutFile) -eq $true) {
+    Remove-Item -Path $OutFile -Force
+}
+#Export report to CSV file
+$Report | Export-Csv -Path $OutFile -NoClobber -Encoding UTF8 -NoTypeInformation -Force