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