change NXDOMAIN to a A type response

Chris Thompson cet1 at
Mon Aug 3 10:36:00 UTC 2009

On Aug 3 2009, Matus UHLAR - fantomas wrote:

>On 03.08.09 13:59, Ryan Qian wrote:
>> some isp change NXDOMAIN to a A type response, I know this is can not be
>> realized by bind software by default source code, so is there anyone know
>> how do they realize this function? change the source code or use proxy
>> software upon DNS bind?
>Many people consider that a bad idea. the DNS is used by many applications
>in many manners and providing false answers can break them in many ways.
>You won't get different answer on this list, i guess.

You could read the rather heated discussion of Internet Draft
draft-livingood-dns-redirect-00 over on the dnsop mailing list -

Chris Thompson
Email: cet1 at

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