version: '3' services: ddns: image: w3kllc/ddns:latest restart: unless-stopped environment: DDNS_ADMIN_LOGIN: 'admin:$$3$$abcdefg' DDNS_DOMAINS: 'dyndns.example.com' DDNS_PARENT_NS: 'ns.example.com' DDNS_DEFAULT_TTL: '3600' ports: - "53:53" - "53:53/udp" - "8080:8080" volumes: - ./bind-data:/var/cache/bind - ./database:/root/database