Nmap utility for network exploration or security auditing. Many systems and network administrators also find it useful for tasks such as network inventory, managing service upgrade schedules, and monitoring host or service uptime. Nmap runs on all major computer operating systems, and both console and graphical versions are available.
This example on my computer(satann)
if you want to know port just use nmap. and anything what to do..........
my command --> nmap -sT ip
result