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

Use TNC in powershell

C:\>powershell
...
..
.
PS C:\> tnc google.com -port 80


ComputerName     : google.com
RemoteAddress    : 172.217.167.110
RemotePort       : 80
SourceAddress    : 10.11.12.13
TcpTestSucceeded : True


PS C:\> tnc google.com -port 99
WARNING: TCP connect to (142.250.204.14 : 99) failed


ComputerName           : google.com
RemoteAddress          : 142.250.204.14
RemotePort             : 99
SourceAddress          : 10.11.12.13
PingSucceeded          : True

TcpTestSucceeded       : False





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