Powershell get hostname of entire subnet

clear
$ErrorActionPreference = "SilentlyContinue"
$i=1
while($i -le 255)
{
$ipp=$i.ToString()
$pre="192.168.1." + $ipp
$addr=$pre
[System.Net.Dns]::GetHostbyAddress($addr) |select AddressList, Hostname
$i=$i+1
}