Clear-Host
$Ping = New-Object System.Net.Networkinformation.ping
$IP = Read-Host 'What ip range you want to scan (eg. 192.168.0.)?'
$pused = 0
$pavail = 0
for ($i=1; $i -le 254; $i++)
{
                $Status = $Null
                $IPAddress = $IP + $i
                $Status = ($Ping.Send("$IPAddress", 1)).Status

                if ($Status -eq "TimedOut")
                {
                Write-Host "$IPAddress is available!" -BackgroundColor Green
                $avail = $pavail++
                } else {
                Write-Host "$IPAddress is in USE!" -BackgroundColor Red
                $used = $pused++
                }
}
Write-Host ""
Write-Host $used  -BackgroundColor Red "IPs currently in use" -foregroundcolor "black"
Write-Host ""
Write-Host $avail "IPs currently available" -BackgroundColor Green -foregroundcolor "black"