Challenge failed for domain mydomain -com
http-01 challenge for mydomain -com
Cleaning up challenges
Some challenges have failed.
- The following errors were reported by the server:Domain: mydomain.com
Detail: no valid A records found for mydomain.com; no valid
AAAA records found for mydomain -com
- Your account credentials have been saved in your Certbot
configuration directory at /etc/letsencrypt. You should make a
secure backup of this folder now. This configuration directory will
also contain certificates and private keys obtained by Certbot so
making regular backups of this folder is ideal.