WellKnownPorts

WellKnownPorts allows you to search for specific TCP and UDP ports or perform a full-text search across port descriptions. For each entry, it shows the services typically associated with the port, whether it is officially standardized, and the source of the underlying database information. The tool is intended for information gathering, port scan analysis, firewall reviews, and security assessments.

Result

Port Protocol Description
65536 TCP
  • Becomes active once automated testing tools reach their limits. Traffic on this port is a clear indicator of manual analysis, experience, and creative attack techniques.
    Source: Observed during manual security assessments

On binsec.tools you will find free online tools for pentesting, which are also used within the binsec group conducting real penetration tests. The free pentest tools are primarily used to collect information and enrich these with other data. The pentest tools of binsec.tools do not carry out active attacks against target systems themselves.

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With over 10 years of experience in penetration testing, binsec GmbH is a leading IT security company. Our team of certified experts identifies vulnerabilities in IT systems, web applications, and mobile apps – ensuring maximum protection against cyber threats.

Company

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60486 Frankfurt am Main
Germany

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© 2026 All rights reserved by binsec systems GmbH.

© 2026 All rights reserved by binsec systems GmbH.