Free Online Port Checker & Scanner Tool

Free Tool to check various ports

Port Checker allows you to discover which ports are open on your target host. This is Free Web-based port scanning service to test your firewall or other devices. Online Port Scanner Tool is 100% Free tool to check ports for FTP, SSH, Telnet, SMTP, DNS, HTTP, POP3, SFTP, NTP (Network Time Protocol) etc.

What is open port checker?

Online Port Scanner allows you to check a host or IP for an open or listening port, useful for checking port in your router is open or close.

What are ports?

Ports are virtual pathways on which information on the Internet travel. There are 65,536 ports to choose from. A good analogy is to think of ports like extensions on a phone sytstem.

What is Port Forwarding?

Port Forwarding is a special function on the router, allowing transfer of data packets from the outside (from the Internet) to devices or computers on your local network (LAN).

Check Your Port Status

IP Address / Domain:

Port:

Common Ports:

What is Port Checker Tool?

The Port Checker Tool is a convenient online utility that allows users to check the status of a specific port on a network device. Whether you're troubleshooting a network issue or verifying an open port, this tool simplifies the process by providing an easy-to-use interface for testing ports.

What are the Features of Port Checker Tool?

Ability to test a wide range of ports across various protocols.
Instant access to common ports with a quick-select dropdown.
Use your current IP for testing with a single click.
Simple and responsive design, making it accessible across all devices.
Real-time results displayed instantly for faster diagnostics.

What is open port checker?

Online Port Scanner allows you to check a host or IP for an open or listening port, useful for checking port in your router is open or close.

What are ports?

Ports 0 to 1023 - Well known port numbers. Only special companies like: MS SQL services (1433), Mail services POP3(110), IMAP(143), SMTP(25), Web services HTML(80).

Port Checker Tool

Free Tool to check various ports

What are the Features of Port Checker Tool?

Ability to test a wide range of ports across various protocols.
Instant access to common ports with a quick-select dropdown.
Use your current IP for testing with a single click.
Simple and responsive design, making it accessible across all devices.
Real-time results displayed instantly for faster diagnostics.

Port Checker Tool

Free Tool to check various ports

What are the Features of Port Checker Tool?

Ability to test a wide range of ports across various protocols.
Instant access to common ports with a quick-select dropdown.
Use your current IP for testing with a single click.
Simple and responsive design, making it accessible across all devices.
Real-time results displayed instantly for faster diagnostics.

open port checker

Online Port Scanner allows you to check a host or IP for an open or listening port, useful for checking port in your router is open or close.

What are ports?

Online Port Scanner allows you to check a host or IP for an open or listening port, useful for checking port in your router is open or close.

What are ports?

Online Port Scanner allows you to check a host or IP for an open or listening port, useful for checking port in your router is open or close.

What are ports?

Online Port Scanner allows you to check a host or IP for an open or listening port, useful for checking port in your router is open or close.

Frequently Asked Questions (FAQ)

This tool helps you check the status of specific network ports, assisting in troubleshooting network connectivity issues.

The tool provides real-time port status, but accuracy may vary depending on network conditions and firewall settings.