PowerShell to Test Open Ports (Telnet)

PowerShell to Test Open Ports (Telnet)

​From the Start Menu
Click Start, type PowerShell, and then click Windows PowerShell

Test-NetConnection command
Using IP address
Test-NetConnection -ComputerName -Port 443
For example, if your computer IP address  is name "" and you wanted to test port "1920", it would look like this:

Test-NetConnection -ComputerName -Port 1920


Using Computer Name
Test-NetConnection -ComputerName hostname -Port 443

For example, if your computer is name "HoustonServer" and you wanted to test port "1920", it would look like this:

Test-NetConnection -ComputerName HoustonServer -Port 1920

if open you will get True like this:

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