crt is a CLI tool to check Certificate Transparency logs of a domain name. It can also enumerate subdomains.
Check the release page for the executables.
If you have Go installed:
go install github.com/cemulus/crt@latestUsage: crt [options...] <domain name>
Options:
-s Enumerate subdomains.
-e Exclude expired certificates.
-l <int> Limit the number of results. (default: 1000)
-o <path> Output file path. Write to file instead of stdout.
-json Turn results to JSON.
-csv Turn results to CSV.
Examples:
crt example.com
crt -s -e example.com
crt -csv -o logs.csv -l 15 example.com
crt -json -o logs.json example.com
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