crt.sh Alternatives

crt.sh is described as 'Enter an Identity (Domain Name, Organization Name, etc), a Certificate Fingerprint (SHA-1 or SHA-256) or a crt.sh ID' and is an website. There are 2 alternatives to crt.sh, not only websites but also apps for. The best crt.sh alternative is Merklemap, which is free.

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Alternatives
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Alternatives list

  1. Merklemap icon

    Merklemap

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    Discover and enumerate all subdomains associated with a website, including those not publicly advertised. Use this tool to conduct thorough security assessments, validate your organization's digital footprint, or enhance your reconnaissance capabilities for penetration...

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
    Landing page
    Good alternative?
     
  2. ctlogs.dev icon

    ctlogs.dev

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    ctlogs.dev is a free Certificate Transparency search engine and JSON API. It continuously ingests every public CT log on the Google and Apple log lists — including the sharded and static (tiled) logs — and indexes billions of TLS certificates into one searchable database.

    Cost / License

    • Free Personal
    • Proprietary

    Platforms

    • Online
    • FR flagFrance
    • European Union flagEU
    Search all public CT logs
    Good alternative?
     
2 of 2 crt.sh alternatives