Uncover Tiny URLs - Operating systems, scripting, PowerShell and security

url = "http://bit.ly/e0Mw9w"
 
$request = [System.Net.WebRequest]::Create($url)
$request.AllowAutoRedirect=$false
$response=$request.GetResponse()
$trueUrl = $response.GetResponseHeader("Location")
"$url -> $trueUrl"