Return Authority section

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Return Authority section

by Jesse Angell :: Rate this Message:

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Return Authority section I’m migrating from bind and one thing that I noticed is that bind returns the NS records and the A records for those NS records with every query.  I noticed that PowerDNS does not do this and I’m trying to figure out if this will be a problem at all.  I assume that returning all that information really isn’t necessary..
Example:

BIND----
[root@dimsarkeia migrate]# dig @localhost mail.stllc.org IN A

; <<>> DiG 9.2.4 <<>> @localhost mail.stllc.org IN A
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 50272
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2

;; QUESTION SECTION:
;mail.stllc.org.                        IN      A

;; ANSWER SECTION:
mail.stllc.org.         14400   IN      A       70.62.222.2

;; AUTHORITY SECTION:
stllc.org.              14400   IN      NS      ns1.digitalims.net.
stllc.org.              14400   IN      NS      ns2.digitalims.net.

;; ADDITIONAL SECTION:
ns1.digitalims.net.     600     IN      A       216.58.226.164
ns2.digitalims.net.     600     IN      A       65.221.143.5

;; Query time: 3 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Jun 29 13:27:05 2009
;; MSG SIZE  rcvd: 130

PowerDNS-----
[root@ns1 ~]# dig @localhost mail.stllc.org IN A

; <<>> DiG 9.3.4-P1 <<>> @localhost mail.stllc.org IN A
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 61997
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;mail.stllc.org.                        IN      A

;; ANSWER SECTION:
mail.stllc.org.         14400   IN      A       70.62.222.2

;; Query time: 0 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Jun 29 13:35:14 2009
;; MSG SIZE  rcvd: 48

Can PowerDNS be configured to return the data like BIND does?  Is this something I should be concerned with?

--jesse

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Re: Return Authority section

by bert hubert-2 :: Rate this Message:

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On Mon, Jun 29, 2009 at 8:35 PM, Jesse
Angell<Jesse.Angell@...> wrote:
> I’m migrating from bind and one thing that I noticed is that bind returns
> the NS records and the A records for those NS records with every query.  I
> noticed that PowerDNS does not do this and I’m trying to figure out if this
> will be a problem at all.  I assume that returning all that information
> really isn’t necessary..

Jesse,

It is not a problem. In fact, of you configure BIND to generate
minimal answers, it will do the exact same thing.

Literally tens of millions of domains run on PowerDNS - if this were a
problem in any real sense, we would have noticed by now :-)

> Can PowerDNS be configured to return the data like BIND does?  Is this
> something I should be concerned with?

No, and no.

Good luck with PowerDNS!
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