pi-hole ServerIP set.

docker-compose.yaml

version: "3"

# More info at https://github.com/pi-hole/docker-pi-hole/ and https://docs.pi-hole.net/
services:
  pihole:
    container_name: pihole
    image: pihole/pihole:latest
    network_mode: host
    #    ports:
    #      - "53:53/tcp"
    #  - "53:53/udp"
    #  - "67:67/udp"
    #  - "80:80/tcp"
    #  - "443:443/tcp"
    environment:
      TZ: 'America/Argentina/Buenos_Aires'
      WEBPASSWORD: 'something'
      DNS1: '200.42.4.198'
      DNS2: '200.49.130.52'
      ServerIP: '192.168.99.210'

    # Volumes store your data between container upgrades
    volumes:
       - './etc-pihole/:/etc/pihole/'
       - './etc-dnsmasq.d/:/etc/dnsmasq.d/'
    dns:
      - 127.0.0.1
      - 200.42.4.198
      - 200.49.130.52
    # Recommended but not required (DHCP needs NET_ADMIN)
    #   https://github.com/pi-hole/docker-pi-hole#note-on-capabilities
    cap_add:
      - NET_ADMIN
    restart: unless-stopped