Checks if your external IP still matches a domain A record on Cloudflare. If a change is detected it will update the record. It uses the Cloudflare API 4.0 to achieve this.

docker run kidk/cloudflare-dyndns --username test@email.com --api_key 13b9840c523423fd461f6cf481530c47b0e98 --zone 99c0f2f7d53c3425235730ef9cdc80c --domain my.domain.com

-k/--api_key <argument>
     Required. Cloudflare API key

-d/--domain <argument>
     Required. Domain name

--help
     Show the help page for this command.

-u/--username <argument>
     Required. Cloudflare username

-z/--zone <argument>
     Required. Cloudflare zone

-t/--timeout <time>
     Minutes to wait before checking again

Create an issue or contact me on Twitter @kidk.