version: "3"
services:
cf-dns-updater:
image: mkelcik/cloudflare-ddns-update:latest
restart: unless-stopped
environment:
- CLOUDFLARE_DNS_TO_CHECK=my.testdomain.com,your.testdomain.com
- CLOUDFLARE_API_KEY=your_cloudflare_api_key
- CLOUDFLARE_ZONE=testdomain.com
- ON_CHANGE_COMMENT="automatically updated"
- CHECK_INTERVAL_SECONDS=300