Need to make sure that PortQry is downloaded from the microsoft site and use below powershell script to check the same

http://www.microsoft.com/downloads/details.aspx?FamilyID=89811747-C74B-4638-A2D5-AC828BDC6983&displaylang=en

$Servername = Read-Host “Enter the Servername”
$PortNumber = Read-Host “Enter the Port Number”
$K = .\PortQry.exe -n $Servername -e $PortNumber -p TCP
$L = $K -Match “LIS?”
 If($L -ne $null)
{
$res = $servername + ” has ” + $PortNumbe + “Opened”
Write-Host $res

}
Else
{
$res = $servername + ” has ” + $PortNumbe + “Closed”
Write-Host $res
}