Open Port Checker

Scan a host or IP to determine which ports are open and accessible on the network.

  1. 1 Enter Host/IP: Input the target server's IP address or hostname.
  2. 2 Specify Port: Enter the port number you want to test (e.g., `80` for HTTP, `443` for HTTPS, `21` for FTP).
  3. 3 Run Scan: Click "Check Port Status".
  4. 4 Check Status: The tool reports if the port is open (service is running and accessible), closed (no service listening), or filtered (blocked by a firewall).
Try:

Common Ports by Category

Web Services

Email Services

Remote Access

Databases

Other Services

  1. 1 Enter Host/IP: Input the target server's IP address or hostname.
  2. 2 Specify Port: Enter the port number you want to test (e.g., `80` for HTTP, `443` for HTTPS, `21` for FTP).
  3. 3 Run Scan: Click "Check Port Status".
  4. 4 Check Status: The tool reports if the port is open (service is running and accessible), closed (no service listening), or filtered (blocked by a firewall).

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