services:
  << service_name >>:
    image: technitium/dns-server:latest
    container_name: << service_name >>
    ports:
      - "<< port >>:5380"
      - "53:53/udp"
      - "53:53/tcp"
    environment:
      - TZ=<< timezone >>
      - DNS_SERVER_ADMIN_PASSWORD=<< admin_password >>
    volumes:
      - << data_dir >>/<< service_name >>/config:/etc/dns
    sysctls:
      - net.ipv4.ip_local_port_range=1024 65000
    restart: unless-stopped