Port Scanner - Check Open Ports and Network Services Online

Scan open ports on any host. Check common ports, custom ports, or port ranges to identify open network services and potential security vulnerabilities.

Key Features

  • Scan common and custom ports
  • Port range scanning
  • Service identification
  • Security vulnerability detection
  • Fast and accurate results

Use Cases

  • Network security audit
  • Firewall configuration testing
  • Service availability check
  • Security vulnerability assessment

Login Required

To use this tool, please login with your Google account. It's free and takes just a few seconds!

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Port Scanner

Check open ports on any host. Scan common ports, custom ports, or port ranges to identify open services.

Host / IP Address

Enter domain or IP address (private networks blocked for security)

Scan Type

Common: Scan 13 well-known ports (fastest)

Scan a host to check open ports

Enter a domain or IP address above and select scan type to begin checking for open ports and services.

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Legal Disclaimer

Only scan ports you own or have explicit permission to scan. Unauthorized port scanning may be illegal in your jurisdiction. This tool is for legitimate security testing and network administration only.