Comment by throw0101c

> Speaking of the topic of automation, does anyone know of a domain registry that is suitable for issuing Let's Encrypt certificates for a machine behind a firewall (which requires using the DNS challenge)?

Here's a utility (and library) that can talk to several dozen APIs for DNS updates (use it as a hook in your ACME client):

* https://github.com/dns-lexicon/dns-lexicon

* Previously at: https://github.com/AnalogJ/lexicon