Net::err_cert_common_name_invalid

[Bruce5051]

Since you are using the ACME DNS-01 Challenge Ports 80 & 443 won't come into play.

@BeeRich

https://www.example.com            # works
https://example.com                # doesn't work
http://example.com                 # doesn't work
example.com                        # doesn't work
www.example.com                    # doesn't work

What is the context of works and doesn't work?
From certbot?
From an external web browser?