Access from custom domains
which uses UAA as an identity provider, supports multitenancy. In UAA, multitenancy is
managed through identity zones. An identity zone is accessed through a unique subdomain.
For example, if the standard UAA responds to
https://uaa.10.244.0.34.xip.io, a zone on this UAA can be
accessed through a unique subdomain
If you want to use a custom domain for your identity or
deployment, add the
UAA_ZONE_DOMAIN line to your
This variable is necessary for UAA to identify which zone provider should handle the requests that arrive to that domain.