Hi Jerry,

On Fri, Aug 04, 2017 at 12:47:51PM -0700, Jerry Scharf wrote:
> Willy,
> 
> I can't answer for the code but I can talk about SRV records. I helped bury
> some of the bodies in DNS. :)
> 
> A SRV record in DNS is a different type of record, like MX, PTR, TXT,...
> 
> You can think of SRV as MX generalized for any listener. The naming form is
> _http._tcp to keep it from colliding with names, but that was mostly for
> clarity as requested by the RFC editor. In the DNS protocol you will never
> get SRV records when doing normal host lookup (A/AAAA records.) When you ask
> for SRV records, you may also get back the A/AAAA records for the hosts it
> points to as "additional data."

OK but what I meant is that I suspected the type of request was altered
by the naming, though I can be wrong. I don't know well the DNS code
here. I'm aware however of the naming to avoid collisions :-)

Thanks,
Willy

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