Any way to query/determine all domains for which a particular server is authoritative?

[Chris Buxton]

>> Or: within DNS, you could craft your own way to expose this  
>> information
>> in the
>> master using a scheme of your own making.  TXT records, for example,
>> give you lots of data
>> flexibility, and the zone transfer mechanism can also be helpful.
>>
>> Recently, there was some discussion of efforts to standardize a
>> particular version of this latter approach.
>
> That's an interesting idea.  Not entirely sure have safe/secure it  
> is, but
> then again, any info in the TXT record would be publicly available  
> info
> anyhow.
>
> Will fish around and see if I can find anything in the archives for  
> this.

Look for posts by Kevin Darcy. His system uses PTR records, not TXT  
records, and they're in a special zone that is not generally  
queryable. Actual replication is driven by cron, I believe.

Chris Buxton
Professional Services
Men & Mice