Here is an easy reproducible example: https://github.com/pauldotknopf/traefik-debug-reverse-proxy
# Creates a dummy port on port 5000
./test-server.sh &
# Start traefik reverse proxy from 80/443 to 5000.
./test-traefik.sh
All I'm getting is a 404 page not found
.
Version: 2.0.5
Codename: montdor
Go version: go1.13.4
Built: 2019-11-14T18:11:01Z
OS/Arch: linux/amd64