Port Scanner

Name: Port Scanner - Check Open Ports
Rating: 4.8 (1250 reviews)

Check open ports on a host (limited by browser security)

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Host or IP Address

Scan Type

Common PortsCustom Port

Browser Limitations

Due to browser security restrictions, this tool can only check HTTP/HTTPS ports (80, 443, 8080, 8443). Other ports will show as "Unknown" status.

For comprehensive port scanning, use dedicated tools like nmap from a command line or security testing environment.