North American Network Operators Group
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Re: DNS problems to RoadRunner - tcp vs udp

  • From: Florian Weimer
  • Date: Sun Jun 15 04:20:19 2008 
* Sean Donelan:

> Any network with a large user population probably should have separate
> DNS servers for their authoritative zones answering the Internet
> at-large and their recursive resolvers serving their user population.

It's not so much a question of network size.  You absolutely must use
different views if you host DNS for customer domains because there is a
race conidtion in the delegation provisioning protocol used by most TLDs
(you need to add the domain before you receive the delegation).