[dns-operations] Org responses not deterministic
Roy Arends
roy at dnss.ec
Wed Jul 1 09:05:22 UTC 2009
On Jul 1, 2009, at 10:25 AM, George Barwood wrote:
> dig dnskey org @a0.org.afilias-nst.info +dnssec
>
> gives a response with size 1334 bytes about 3 times out of 4, but a
> 1723 byte response 1 time out of 4,
> the difference being the addition of org NS RRset and glue.
>
> I don't say this is wrong, but find it slightly surprising, and
> wondered if it is deliberate.
>
> Given that UDP responses greater than the ethernet MTU ~1500 bytes
> are liable to be lost,
> I think the shorter response is preferable.
>
> ( http://ops.ietf.org/lists/namedroppers/namedroppers.2009/msg01513.html
> )
a0.org.afilias-nst.info balances load between NSD 3.2.1 and BIND 9.6.0P1
Regards,
Roy
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