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What is Port Checker?
Port Checker is a free online tool to check server’s ports are open or not. There are multiple port checkers are available. Like: NC, nmap, socat, telnet, etc. But you can use the Port Checker tool easily from any device without any installation. like: Mobile.
What is Port?
Computer Port is a type of point or connection face. The keyboard, mouse, speaker, scanner etc. are connected to the system unit of the computer. This connection point is called a port. Ports can be of different types.
Here, our tool is designed to check network ports. But it is not a physical port. Computer systems use different virtual ports for transferring different types of data. For example, Port: 80 for HTTP, Port: 25 for SMTP, Port: 21 for FTP, and custom ports are also commonly used. You can read more about List of TCP and UDP port numbers.
If you face any difficulty while using the port checker, you can contact with us.