How to Check if Remote Network Port Open or Not Without Telnet on Windows

Use TNC in powershell

PS C:\> tnc -port 80

ComputerName     :
RemoteAddress    :
RemotePort       : 80
SourceAddress    :
TcpTestSucceeded : True

PS C:\> tnc -port 99
WARNING: TCP connect to ( : 99) failed

ComputerName           :
RemoteAddress          :
RemotePort             : 99
SourceAddress          :
PingSucceeded          : True

TcpTestSucceeded       : False


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