Shodan AlternativesOnly apps categorised as Network Monitors

The best Network Monitor alternative to Shodan is Censys, which is both free and Open Source. If that doesn't work for you, our users have ranked more than 25 alternatives to Shodan, but unfortunately only two of them are Network Monitors.

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Shodan alternatives are mainly Network Monitors but may also be Vulnerability Scanners or Network Analyzers. Other popular filters include Free + Penetration Testing and Free + Vulnerability Scanner. Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of Shodan.
Shodan iconShodan
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Shodan is a search engine that lets you find specific computers (routers, servers, etc.) using a variety of filters. Some have also described it as a public port scan directory or a search engine of banners.

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More about Shodan
Shodan alternatives page was last updated Jan 11, 2023
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Alternatives
  1. Censys icon

    Censys

     23 likes
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    Censys is a search engine that allows computer scientists to ask questions about the devices and networks that compose the internet.

    24 Censys alternatives

    License model

    • Freemium • Open Source

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Online
    Censys screenshot 1

    Censys Features

    1.  Security Monitoring
    2.  Network Scanner

    Censys VS Shodan

     
    Comments about Censys as an Alternative to Shodan
    Guest
    Positive •Dec 7, 2020
    0

    Fresher data, more ports scanned

    Guest
    Positive •May 5, 2020
    0

    no limit on number of searches, lots of filters

    Shodan Icon
    Censys icon

    • Most users think Censys is a great Shodan alternative.

    • Censys is the most popular Open Source alternative to Shodan.

    • Censys is Freemium and Open SourceShodan is Freemium and Proprietary
  2. IVRE icon

    IVRE

     21 likes
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    Network recon framework, including a web interface to browse Nmap scan results.

    12 IVRE alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • FR flagFrance
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • BSD
    • Self-Hosted
    IVRE screenshot 1

    Properties

    1.  Security-focused

    Features

    1.  Command line interface
    2.  No registration required
    3.  Works Offline
    4.  Network Scanner

    IVRE VS Shodan

     
    Comments about IVRE as an Alternative to Shodan
    Most Recent Comment
    nm17
    Positive •Oct 11, 2020
    0

    Great for indexing local networks and such

    Guest
    Positive •Jun 1, 2017
    0

    Because it's an open-source framework for scanning, indexing and researching data about connected device... Like Shodan.

    Guest
    Positive •Mar 4, 2020
    0

    Because it's completely free and open-source and works exactly like Shodan.

    Shodan Icon
    IVRE icon

    • Some users think IVRE is a great Shodan alternative, some don't.

    • IVRE is the most popular Windows, Mac, Linux & Self-Hosted alternative to Shodan.

    • IVRE is Free and Open SourceShodan is Freemium and Proprietary
2 of 2 Shodan alternatives