zone behaves in certain circumstances.
.. warning::
- Domain metadata is only available for DNSSEC capable
- backends! Make sure to enable the proper '-dnssec' setting to benefit.
-
-.. warning::
- When multiple backends are in use, domain metadata is only retrieved from
- and written to the first DNSSEC-capable backend, no matter where the related
- zones live.
+ When multiple backends are in use, domain metadata is only retrieved from and written to the first DNSSEC-capable or metadata-capable backend, no matter where the related zones live.
For the BIND backend, this information is either stored in the
:ref:`setting-bind-dnssec-db` or the hybrid database,