Search domains using https://sslmate.com/certspotter API
go get github.com/Amar-Myana/certdomainfinder
certdomainfinder github.com
styleguide.github.com github.com cloud.github.com enterprise.github.com review-lab.github.com education.github.com edu.github.com branch.github.com community.github.com jobs.github.com www.github.com smtp.github.com maintainers.github.com registry.github.com vpn-ca.iad.github.com import.github.com porter.github.com support.enterprise.github.com atom-installer.github.com mac-installer.github.com classroom.github.com schrauger.github.com status.github.com visualstudio.github.com cla.github.com f.cloud.github.com raw.github.com offer.github.com