SSLMate
Monitor your SSL certificates for security and availability problems: https://sslmate.com/certspotter/
Search Certificate Transparency logs using an easy JSON API: https://sslmate.com/ct_search_api/
@agwa.name
Bootstrapped founder of SSLMate (https://sslmate.com). Making SSL certificates easier and doing #WebPKI and #CertificateTransparency research on the side. Blog: https://www.agwa.name He/him