Authentication of users and applications.

This is a dummy domain, to represent AWS services

Certificate Authority domain. This domain is responsible for managing certificates. It can create, revoke, and renew certificates. It can also manage the Certificate Revocation List (CRL).

This should perhaps be a subdomain of some other domain. But for now it is a domain of its own.

Customer and User management,

This should perhaps be a subdomain of some other domain. But for now it is a domain of its own.

Notification of users or systems via e-mail, SMS or othter bearers.

Customer and User management,

Payments domain for everything related to payments and transactions.

Integration domain for Qallify. Services may actually belong to multiple other domains.

Domain system observability and Monitoring.

Visitors and management of their devices.

This should perhaps be a subdomain of some other domain. But for now it is a domain of its own.