In message <023701ceb658$1cacff80$5606fe80$@leadmon.net>, "Howard Leadmon" writ
es:
>  Thanks, but wait why am I getting resolution of the IP back?   Is that
> actually not valid, and it should be drilling down further but can't?

Because the load balancer is misconfigured.  It has the wrong zone name
configured into it.  On top of that the nameserver behind the load balancer
is also misconfigured.  The A and AAAA queries come from load balancer.
The TXT answer comes from the nameserver behind the load balancer.

Mark

; <<>> DiG 9.10.0a1 <<>> smtp2.panini.it @paninirad3.panini.it +norec a
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 17526
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;smtp2.panini.it.               IN      A

;; ANSWER SECTION:
smtp2.panini.it.        0       IN      A       151.12.160.30

;; Query time: 413 msec
;; SERVER: 83.216.164.178#53(83.216.164.178)
;; WHEN: Sat Sep 21 09:35:34 EST 2013
;; MSG SIZE  rcvd: 49


; <<>> DiG 9.10.0a1 <<>> smtp2.panini.it @paninirad3.panini.it +norec aaaa
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 12789
;; flags: qr aa; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;smtp2.panini.it.               IN      AAAA

;; AUTHORITY SECTION:
panini.it.              86400   IN      SOA     panini.it. 
administrator.panini.it. 998545544 28800 7200 604800 86400

;; Query time: 421 msec
;; SERVER: 83.216.164.178#53(83.216.164.178)
;; WHEN: Sat Sep 21 09:35:41 EST 2013
;; MSG SIZE  rcvd: 110


; <<>> DiG 9.10.0a1 <<>> smtp2.panini.it @paninirad3.panini.it +norec txt
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 34596
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;smtp2.panini.it.               IN      TXT

;; Query time: 365 msec
;; SERVER: 83.216.164.178#53(83.216.164.178)
;; WHEN: Sat Sep 21 09:35:51 EST 2013
;; MSG SIZE  rcvd: 33


> ---
> Howard Leadmon
> 
> 
> > -----Original Message-----
> > From: bind-users-bounces+howard=leadmon....@lists.isc.org [mailto:bind-
> > users-bounces+howard=leadmon....@lists.isc.org] On Behalf Of Carl
> > Byington
> > Sent: Friday, September 20, 2013 7:15 PM
> > To: bind-users@lists.isc.org
> > Subject: Re: bind/sendmail resolving.. (NXDOMAIN)
> > 
> > -----BEGIN PGP SIGNED MESSAGE-----
> > Hash: SHA1
> > 
> > On Fri, 2013-09-20 at 18:51 -0400, Howard Leadmon wrote:
> > > I am having a site that is trying to deliver mail being rejected, but
> > > they swear their DNS is right, so I am not sure if we have an issue,
> > > or they do.
> > 
> > dig smtp2.panini.it. +trace +nodnssec
> > 
> > smtp2.panini.it.    3600    IN  NS  paninirad3.panini.it.
> > smtp2.panini.it.    3600    IN  NS  paninirad2.panini.it.
> > smtp2.panini.it.    3600    IN  NS  paninirad1.panini.it.
> > ;; Received 167 bytes from 83.103.76.83#53(dns2.quadrante.com) in 652 ms
> > 
> > smtp2.panini.it.    0   IN  A   151.12.160.30
> > ;; Received 49 bytes from 83.216.164.178#53(paninirad3.panini.it) in 197
> > ms
> > 
> > quadrante.com delegates that to paninirad*.panini.it, but those servers
> > don't know about the delegation.
> > 
> > 
> > 
> > 
> > -----BEGIN PGP SIGNATURE-----
> > Version: GnuPG v2.0.14 (GNU/Linux)
> > 
> > iEYEARECAAYFAlI81vAACgkQL6j7milTFsFyyQCfXx69caeSURZDNRUwXgJfdGN
> > O
> > r6EAnj00YxjhLcwTU4WywaITjwHqbn/f
> > =7+ph
> > -----END PGP SIGNATURE-----
> > 
> > 
> > _______________________________________________
> > Please visit https://lists.isc.org/mailman/listinfo/bind-users to
> unsubscribe
> > from this list
> > 
> > bind-users mailing list
> > bind-users@lists.isc.org
> > https://lists.isc.org/mailman/listinfo/bind-users
> 
> _______________________________________________
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>  from this list
> 
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-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: ma...@isc.org
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