[cmdletbinding()]
param()
$Sites = [System.DirectoryServices.ActiveDirectory.Forest]::GetCurrentForest().Sites
foreach ($Site in $Sites) {
$Obj = New-Object -Type PSObject -Property (
  @{

   "SiteName" = $Site.Name;
   "SubNets" = $Site.Subnets;
   "Location" = $Site.Location;

  }

 )

$Obj

}