netstat listening ports code example

Example 1: linux how to see ports in use

# Any of the following
sudo lsof -i -P -n | grep LISTEN
sudo netstat -tulpn | grep LISTEN
sudo lsof -i:22 # see a specific port such as 22
sudo nmap -sTU -O IP-address-Here

Example 2: find out process using port windows

netstat -ano | findstr 8080

Example 3: how to check the ports in use in windows cmd

netstat -aon

Example 4: netstat find port

netstat -na | find "8080"

Example 5: linux see used ports

netstat -tulpn

Example 6: see what ports are in use

Get-Process -Id (Get-NetTCPConnection -LocalPort portNumber).OwningProcess