10.in-addr.arpa Forwarder Zone

[Michael McNally]

On 9/27/12 4:06 PM, Eric R wrote:
>
> When I query for, as an example, 1.2.3.10.inaddr.arpa (PTR),
> I expect BIND to query the 1.2.3.4 forwarder and return the
> response provided by 1.2.3.4.  With BIND version 9.6.1-P1,
> this works as expected. However with version 9.9.1-P3, BIND
 > does not attempt to query the forwarder and instead immediately
 > returns an NXDOMAIN response.

Empty zone behavior has changed in 9.9, and the 10.0.0.0/8 zone
is part of the changes.

You can find a good explanation of the differences in this ISC
Knowledge Base article:

   https://deepthought.isc.org/article/AA-00804

Michael McNally
ISC Support