Use DNS-01 ACME Challenge in Mailcow with Cloudflare

Modified on Tue, 8 Sep at 3:11 PM

sudo -i
nano /opt/mailcow-dockerized/mailcow.conf

Edit these lines at the bottom:

ACME_DNS_CHALLENGE=y
ACME_DNS_PROVIDER=dns_cf
ACME_ACCOUNT_EMAIL=you@acmecorp.com

Save and close

nano /opt/mailcow-dockerized/data/conf/acme/dns-01.conf

Add these lines:

CF_Token="cfabcTEST123"
CF_Zone_ID="aabbccaabbcc112233112233"

Save and close

Restart the docker:

docker-compose up -d