[dns-operations] Everyone having their own resolver

[Rick Wesson]

openDNS provides an API into their data that you could leverage to answer
these and many other research questions. You should ask their CTO Dan
Hubbard.

-rick


On Wed, Feb 3, 2016 at 9:20 AM, Paul Hoffman <phoffman at proper.com> wrote:

> On 3 Feb 2016, at 7:41, Matthew Pounsett wrote:
>
> The existing infrastructure can probably handle it initially, sure .. but
>> expect your domain registrations and DNS hosting to be an order of
>> magnitude more expensive.   Much of the authoritative infrastructure has an
>> overhead multiplier built into its capacity, where the multiplier is
>> locally chosen based on the likelihood and impact of DDoS.  Some
>> infrastructures are built to handle over 100x the “normal” traffic load.
>>
>> When the normal query rate sees an order (or two) magnitude jump, it eats
>> away that extra capacity built into the system, and everyone has to scale
>> up to get back their DDoS-eating overhead.
>>
>
> These are interesting bold statements, and I've heard similar over the
> past few years.
>
> Has anyone ever measured this? That is, there are a bunch of people on
> this very mailing list who have access to the caches and possibly even the
> query logs for Very Large Resolvers. It would be grand to see current
> research (or at least a list of good recent research) on what percentage of
> queries are for things in the long tail.
>
> --Paul Hoffman
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