[dns-operations] Mozilla Firefox and ANY queries

[Florian Weimer]

* Olafur Gudmundsson:

> That is the lamest justification I have seen in a long time.
> Translation: We use crap API to lookup A records that does not give
> us TTL values, which we want to use.  Asking for ANY on the other
> hand gives us TTL
>
> #1 it is not hard to write a better DNS API, if all you care about
> is DNS addresses

The final part is the problem.  Name resolution has to include other
information source besides DNS, and it's difficult to merge this data
with your own DNS resolver (whether you wrote it yourself, or it's
some library you got from somewhere).