# I'm very comfortable in this version, therefore it's the standard version: '2.2' services: # default nginx setup nginx: build: custom/nginx environment: CERTBOT_EMAIL: "webmaster@cddnwebwinkel.nl" CERTBOT_DOMAINS: "cddn-webwinkel.nl,cddn.ixvd.net" volumes: - /srv/certbot/data:/etc/letsencrypt - /srv/certbot/other/www:/var/www/certbot ports: - 80:80 - 443:443 networks: - proxy faulty-web: build: custom/web networks: - proxy # Here the default networks are defined networks: proxy: external: true internal: external: true