stack para levnatar el porkbun dnns: 

version: "3.7"

services:

  ddns-updater:

    image: qmcgaw/ddns-updater

    container_name: ddns-updater

    network_mode: bridge

    ports:

      - 8002:8000/tcp

    volumes:

      - /docker/ddns-updater/data:/updater/data

    environment:

      - CONFIG=

      - PERIOD=5m

      - UPDATE_COOLDOWN_PERIOD=5m

      - PUBLICIP_FETCHERS=all

      - PUBLICIP_HTTP_PROVIDERS=all

      - PUBLICIPV4_HTTP_PROVIDERS=all

      - PUBLICIPV6_HTTP_PROVIDERS=all

      - PUBLICIP_DNS_PROVIDERS=all

      - PUBLICIP_DNS_TIMEOUT=3s

      - HTTP_TIMEOUT=10s

      # Web UI

      - LISTENING_PORT=8000

      - ROOT_URL=/

      # Backup

      - BACKUP_PERIOD=0 # 0 to disable

      - BACKUP_DIRECTORY=/updater/data

      # Other

      - LOG_LEVEL=info

      - LOG_CALLER=hidden

      #- SHOUTRRR_ADDRESSES=telegram://BOT_TOKEN@telegram/?channels=CHAT_ID

    restart: always