The Cert Spotter API makes it easy to find the SSL certificates for a domain, using Certificate Transparency logs.
The Cert Spotter API makes it easy to find the SSL certificates for a domain, using Certificate Transparency logs.
Cert Spotter ingests hundreds of millions of certificates from over 40 Certificate Transparency logs, and indexes them by domain name. You can retrieve certificates by domain name using a simple JSON API.
Using the Cert Spotter API is easier than accessing Certificate Transparency logs directly:
Access Certificate Transparency logs directly:
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Use Cert Spotter API:
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Free for up to 100 queries per hour. See pricing
You can make a limited number of API queries per hour without an account, for personal or evaluation purposes. When you're ready to launch in production, sign up for an account, which is free for up to 100 queries an hour.