On 31.08.2018 21:31, Michael Schumacher wrote:
certbot works only with ports 80 or 443? Can lego work with with IMAP ports like 143 or 993? The documentation is not very clear.
in case of other then Webserver you use ACME-DNS just for a simple ACME client that is capable for ACME-DNS use acme.sh https//acme.sh/