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Re: Best practice on TCP replies for ANY queries


From: Tony Finch <dot () dotat at>
Date: Thu, 12 Dec 2013 13:29:45 +0000

Anurag Bhatia <me () anuragbhatia com> wrote:

Now I see presence of some (legitimate) DNS forwarders and hence I don't
wish to limit queries.

You are going to have to change your mind about this one. Open recursive
resolvers are a really bad idea, unless you can afford a lot of time and
cleverness to manage the abuse. Get your users to choose a more
appropriate name server, and restrict your name server to your local
networks.

Tony.
-- 
f.anthony.n.finch  <dot () dotat at>  http://dotat.at/
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