~$ aws cloudformation describe-stacks --stack-name mystack \
  --query 'Stacks[*].Outputs'
[
    {
        "OutputKey": "IP",
        "OutputValue": "54.93.225.141"
    },
    {
        "OutputKey": "URL",
        "OutputValue": "http://ec2-54-93-225-141.eu-central-1.compute.amazonaws.com"
    }
]
