Help tracing out a strange lookup case

Gregory Hicks ghicks at hicks-net.net
Sun Dec 28 16:28:48 UTC 2008


> To: comp-protocols-dns-bind at isc.org
> From: Blah Blah Blah <blah at bingobangobongo.com>
> Subject: Re: Help tracing out a strange lookup case
> Date: 27 Dec 2008 15:49:17 GMT
> 
> On Sat, 27 Dec 2008 10:39:22 -0500, Barry Margolin faxed us with....
> 
> > In article <gj5g32$1scu$1 at sf1.isc.org>,
> >  Stephen Ward <stephen.usenet.ward at wibblywobblyteapot.co.uk> wrote:
> > 
> >> I get this clue myself:
> >> 
> >> ;; WARNING: recursion requested but not available
> > 
> > No, that's unrelated, because you're not a customer of the ISP he was
> > using.
> > 
> > The problem, as the previous poster said, is that the domain has both a
> > CNAME and A record for crm.share-ideas.com.  You can see it if you query
> > the authoritative server:
> > 
[...]
> 
> That's not what I get:
> # dig crm.share-ideas.com a @89.111.171.191 +norec

Do the command again but change the "a" to "cname".  I got the same
result as did Barry.  (I also do not have dig 9.4.1 hanging around any
longer.  You might try upgrading to 9.5.x...)

metis% dig crm.share-ideas.com +norec @89.111.171.191 cname

; <<>> DiG 9.5.0-P2 <<>> crm.share-ideas.com +norec @89.111.171.191 cname
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1185
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;crm.share-ideas.com.		IN	CNAME

;; ANSWER SECTION:
crm.share-ideas.com.	3600	IN	CNAME	share-ideas.com.

;; AUTHORITY SECTION:
share-ideas.com.	3600	IN	SOA	ns1.hc.ru. support.hc.ru. 2008110347 
3600 1800 604800 3600

;; Query time: 270 msec
;; SERVER: 89.111.171.191#53(89.111.171.191)
;; WHEN: Sun Dec 28 08:22:01 2008
;; MSG SIZE  rcvd: 104

metis% dig crm.share-ideas.com +norec @89.111.171.191 a

; <<>> DiG 9.5.0-P2 <<>> crm.share-ideas.com +norec @89.111.171.191 a
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1119
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;crm.share-ideas.com.		IN	A

;; ANSWER SECTION:
crm.share-ideas.com.	3600	IN	A	213.242.225.169

;; Query time: 310 msec
;; SERVER: 89.111.171.191#53(89.111.171.191)
;; WHEN: Sun Dec 28 08:23:55 2008
;; MSG SIZE  rcvd: 53


> 
> ; <<>> DiG 9.4.1-P1.1 <<>> crm.share-ideas.com a @89.111.171.191 +norec
> ; (1 server found)
[...]
---------------------------------------------------------------------
Gregory Hicks                           | Principal Systems Engineer
                                        | Direct:   408.569.7928

People sleep peaceably in their beds at night only because rough men
stand ready to do violence on their behalf -- George Orwell

The price of freedom is eternal vigilance.  -- Thomas Jefferson

"The best we can hope for concerning the people at large is that they
be properly armed." --Alexander Hamilton




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