[rocqua]

Thanks! I can't seem to find the direct 'health-check' page though.

Also, according to the spec, certificates sign a 'tbsCertificate' which contains all data of a certificate except for the actual signature and the field that determines what signing algorithm was used.

[theandrewbailey]

It's behind a login, but you can see the browser certificate chain in the browser UI itself. That should work for any Let's Encrypt certificate.