This page contains the status of the chargebee application for the US region data hosting center - (app.chargebee.com)
For the EU region data hosting center (app.eu.chargebee.com), the status can be found on https://status.eu.chargebee.com/
For the AU region data hosting center (app.au.chargebee.com), the status can be found on https://status.au.chargebee.com/