Re: delay as a metric, aggregation

[Iljitsch van Beijnum <iljitsch@muada.com>]

On 28-sep-2005, at 16:54, Francis Dupont wrote:

> >    The downside of a new RR is that the number of DNS queries is  
> > slowly
> >    exploding here... It used to be just A, now both A and AAAA, in  
> > the
> >    future probably also SRV, and so on.

> => note this should only make a larger packet (and DNSSEC will be
> more efficient for this :-), not a larger number of packets. Of  
> course,
> I assume type ANY in requests and/or good additional section in  
> replies.

Well, I've never seen real clients do requests of type ANY. Also, how  
does this work with regard to caching? Does a caching server know it  
has all the records so it doesn't have to bother the authoritative  
server?

> PS: BTW all infos which don't depend on where is the guy asking for
> will ultimately finish in the DNS...

:-)