Censys Alternatives

Censys is described as 'Search engine that allows computer scientists to ask questions about the devices and networks that compose the internet' and is a vulnerability scanner in the network & admin category. There are more than 25 alternatives to Censys, not only websites but also apps for a variety of platforms, including Linux, Windows, Mac and SaaS apps. The best Censys alternative is Shodan, which is free. Other great sites and apps similar to Censys are Metasploit, Criminal IP, Whatoblock and ZoomEye.

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Alternatives
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Alternatives list

  1. On-demand internet scanner. Trigger a live port and service scan of any IP, CIDR or country via REST API and get fresh results in seconds.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    Good alternative?
     
  2. Natlas icon
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    Natlas is an open source project designed to provide scalable network scanning and an interface to search through the results. For more information, visit github.com/natlas/natlas

    Cost / License

    • Free
    • Open Source

    Platforms

    • Linux
    • Self-Hosted
    • Software as a Service (SaaS)
    Good alternative?
     
  3. Attack Surface Monitor discovers and tracks what your organisation exposes to the internet, from a server you control. It ships as a single Go binary with SQLite - no database server, no agents, no telemetry.

    Cost / License

    Platforms

    • Self-Hosted
    • Docker
    Good alternative?
     
  4. RedGem icon
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    Discover, monitor, and protect your organization's entire digital footprint with real-time alerts for security changes.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • AE flagUnited Arab Emirates
    RedGem screenshot 1
    Good alternative?
     
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