Check if a certain port is open or not

The Port Checker Script is a Bash utility that provides an overview of active network connections on a Linux system. It uses the netstat command to gather and format key information about each connection.

Effortless network diagnostics in a simple UI. Run connectivity and port checks without needing command-line access, perfect for fast troubleshooting.

Service to easily check if your port is open to the internet.

For Linux.

Free online Port Checker tool that can verify whether the ports of any internet-connected device are open or closed.