The development team supports their service and there is a hitperson during office hours - Slack channel:
#team-a. There is also standby support for out of hours issues, usually communicated via automatic system exception alerts.
There are certain queries that come to the team occasionally, that are however not managed by the team. This page explains what the team does not support, and suggestions on how to proceed:
List of common queries that aren’t covered by this team are listed here - and what to do instead