[Pdns-users] Fwd: Modifying DNS Response
bert.hubert at powerdns.com
Thu Sep 10 15:05:30 UTC 2015
On Thu, Sep 10, 2015 at 05:39:33PM +0300, ÃÂnem ÃÂzgÃÂ¼lgen wrote:
> First of all, thanks for your response Bert.
> As making it correctly and stable, not just destination ip address also
> source ip address should be changed.
> Maybe, this can't be done via Lua, but is it possible to do via breaking
> the dns packets in PowerDNS source code?
Sending responses from IP addresses you don't own requires a little extra
work, plus the network has to cooperate. So out of the box, I don't see
PowerDNS supporting this since it is very much a niche thing. But let us
know if you really need it!
> Just wonder if something possible before an Anycast DNS solution.
> On Thu, Sep 10, 2015 at 5:33 PM, bert hubert <bert.hubert at powerdns.com>
> > On Thu, Sep 10, 2015 at 01:19:23AM +0300, ÃÂnem ÃÂzgÃÂ¼lgen wrote:
> > > Is it possible to change query sender ip address of the dns packet and
> > > making response to another ip address "legally"?
> > No, not right now. And if I understand you correctly, you'd not only have
> > to
> > change the response destination address, but also the source address,
> > because otherwise 'they' in london would not recognize your response?
> > That would be especially hard. Only changing the destination IP would be
> > somewhat doable.
> > Please let us know!
> > Bert
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