CertKit - Certificate Transparency Log Search
Fast Certificate Transparency log search tool using Clickhouse for sub-second queries. Discover all certificates issued to a domain, including…
Platforms: Web · Last verified September 7, 2026
Fast Certificate Transparency log search tool using Clickhouse for sub-second queries. Discover all certificates issued to a domain, including Subject Alternative Names, to reveal hidden infrastructure.
Only use this tool against systems you own or are explicitly authorized to test — see the disclaimer.
Getting started
Best for: CT certificate search, subdomain enumeration, certificate misuse detection. See the official site linked above for details.