Of course there are a lot Programm who can check which TCP Ports are open. But i’ll show you a way how you can test the Ports with Powershell.
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$16bitint = 1..65535 foreach ($port in $16bitint) { IF (Test-NetConnection -ComputerName portquiz.net -InformationLevel Quiet -Port $port){ Write-Host $port } } |
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