Jenkins Azure + SSL via Traefik and Let's Encrypt + Portainer

docker-compose.yml

version: '2.1'
services:
  traefik:
    image: traefik:v1.5.0
    ports:
      - "80:80"
      - "8081:8081"
      - "443:443"
    volumes:
      - ./traefik.toml:/etc/traefik/traefik.toml
      - ./data/traefik:/storage
      - /var/run/docker.sock:/var/run/docker.sock

  portainer:
    image: portainer/portainer:1.16.1
    labels:
      - "traefik.backend=portainer"
      - "traefik.frontend.rule=Host:portainer.yourdomain.com"
    volumes:
      - ./data/portainer:/data
      - /var/run/docker.sock:/var/run/docker.sock

  jenkins:
    image: jenkinsci/jenkins:lts
    labels:
      - "traefik.port=8080"
      - "traefik.backend=jenkins"
      - "traefik.frontend.rule=Host:jenkins.yourdomain.com"
    volumes:
      - ./data/jenkins:/var/jenkins_home

traefik.toml

logLevel = "DEBUG"
defaultEntryPoints = ["http", "https"]

[web]
address = ":8081"

[docker]
domain = "yourdomain.com"
watch = true


[entryPoints]
  [entryPoints.http]
  address = ":80"
  [entryPoints.https]
  address = ":443"
    [entryPoints.https.tls]

[acme]
email = "your@email.com"
storage = "/storage/acme.json"
entryPoint = "https"
# caServer = "https://acme-staging.api.letsencrypt.org/directory"

[acme.httpchallenge]
entrypoint="http"

[[acme.domains]]
   main = "yourdomain.com"
   sans = ["portainer.yourdomain.com", "jenkins.yourdomain.com" ]

did you run this on the Jenkins master, or another node?