In Heroku, every app has its own configuration variables like GIT URL, database host, database URL, database username and Password etc. We can find this information by following the steps below:
1. Login to Heroku dashboard.
2. Click the app name to open the app.
3. Navigate to the Settings menu.
4. Under settings, there is an option “Config Variables”
5. Click on the Reveal Config Variables button.
6. It will show up all the configuration settings related to the selected app.