I do not know the port

CONTAINER ID        IMAGE               COMMAND                  CREATED             STATUS              PORTS                                            
          NAMES
91d6c336fadd        cloud9/ws-php       "/bin/sh -c '/bin/ba…"   45 minutes ago      Up 37 minutes       0.0.0.0:5050->5050/tcp, 0.0.0.0:8080-8082->8080-8
082/tcp   cakephp

I migrated from cloud9 and built a development environment with Docker. I can not access port: 5050.
Development environment is using Mac.