PowerShell Get-MyExternalIp (does what it says)

#written by pan_2.livejournal.com
#get external ip address using 2ip.ru service

function Get-MyExternalIp

{
$client = New-Object system.net.webclient
$text = $client.DownloadString("http://2ip.ru")
$AllMatches = [regex]::matches($text,'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}')
$AllMatches[0].Value
}