[ih] qdcount

• Subject: [ih] qdcount
• From: jabley at hopcount.ca (Joe Abley)
• Date: Thu, 11 Feb 2016 16:54:10 -0500
• In-reply-to: <[email protected]>
• References: <[email protected]>

Hi John,

> On Feb 11, 2016, at 14:38, John Kristoff <jtk at depaul.edu> wrote:
>
> The DNS specs refer to the QDCOUNT, ANCOUNT, NSCOUNT and ARCOUNT fields
> in the DNS header.  I've always assumed ANCOUNT = ANswer COUNT, NSCOUNT
> = Name Server(s) COUNT, ARCOUNT = Additional Record(s) COUNT and QDCOUNT
> = Query COUNT, but what does the 'D' stand for, if anything?  Data?
> Domain(s)?

That's an interesting question. I can't believe I never thought to ask
it myself. I am apparently weirdly accepting of "QD" being a
reasonable shorthand for "question".

I take it Paul is not on this list -- have you tried asking him
directly? He would surely remember.


Joe

• References:
  • [ih] qdcount
    • From: jtk at depaul.edu (John Kristoff)

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