forward only recursive server doesn't forward

[Alex]

Hi,

>> >> I have a bind-9.10.3 server on fedora22 that is authoritative for a
>> >> few domains and their corresponding IP ranges. I'd like to set up
>> >> another domain server (rbldnsd) on a host in one of those domains as a
>> >> forward-only server.
>> >>
>> >> The problem appears to be that the queries from the local box to the
>> >> subdomain being managed by the rbldnsd server are being answered by
>> >> the local bind instead of being sent to the remote machine running
>> >> rbldnsd.
>> >
>> > Add a delegation for scann.example.com in example.com.  Forward
>> > zones control *where* the queries are sent, not if queries are sent.
>>
>> I'm sorry, I don't understand. This system is already a slave for the
>> forward zone example.com. I just realized I forgot to include that in
>> my previous post:
>>
>> zone "example.com" {
>>         type slave;
>>         file "slaves/db.example.com";
>>         masters { 64.1.1.3; };
>>         allow-query { any; };
>>         allow-transfer { trusted; };
>> };
>
> Add NS records for scann.example.com to example.com.  This is how
> nameservers are supposed to find out which machines serve which
> zones.
>
> scann.example.com.  3600 NS <name-of-66.104.104.66>.

Thank you. I have no idea how I forgot about that part. It now appears
to be working.