On Tue, Jul 23, 2013 at 11:45 AM, staticsafe wrote: > On Tue, Jul 23, 2013 at 11:40:28AM +0400, Pavel Volkov wrote: > Sounds like you want the BIND views functionality: > http://ftp.isc.org/isc/bind9/cur/9.9/doc/arm/Bv9ARM.ch06.html#id2591409 As I understand it, views functionality is for giving different answers for different clients on a single server. It's not what I need. Internal clients only make queries to server A. External clients query server B (authoritative for the zone). Server A adds example.com's zone part stored which is stored on server B to its own answers. I hope my explanation is clear.