Checking if port is open [closed]

[亡魂溺海] 提交于 2019-12-06 15:40:09

Use may use software such as nMap to test if a port is working, more specifically if it is closed or open.

You may have to add the -Pn tag incase the port is hidden.

http://nmap.org/

Use the CLI Command:nmap (IP) -p (port)

Or, you may use a web based tool to check it if your VPS is live.

http://www.yougetsignal.com/tools/open-ports/

You can use netstat to list out what is used and what isn't. You could also download netcat for windows, which effectively does the same as you trying telnet, it just has a command line option just to test if it can connect. That would be something like:

nc -z 127.0.0.1 1878

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