[Pdns-users] AXFR Zone Transfer Problem

Kenneth Marshall ktm at rice.edu
Fri Jan 8 16:41:52 UTC 2021

On Fri, Jan 08, 2021 at 04:22:14PM +0000, Ralph via Pdns-users wrote:
> Hi @all,
> i need your help with my configuration.
> I configured PowerDNS Auth and recursor on one vm. Everything works fine - recursion, authoritative zone etc
> BUT i have a big problem with zone transfers.
> When the pdns is configured as a slave for a zone then it works fine. I can see in my tcpdump that i get the zone from the master successfully.
> When the pdns is configured as the master of a zone nobody can start an axfr. Also notifies don't work!
> ...
> Has anyone an idea?
> I think the problem is the pdns recursor which is configured in front of the construct and forward every query.
> Do I really need dnsdist only for zone transfer?
> Best regards
> Chris

Hi Chris,

We use iptables to pass the request to the authoritative server and
everyone else hits the recursor. You definitely cannot go through the
recursor for AXFRs.


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