Enter an Identity (Domain Name, Organization Name, etc), a Certificate Fingerprint (SHA-1 or SHA-256) or a crt.sh ID.
Cost / License
- Free
- Open Source
Platforms
- Online
United States


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


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.


