Wildcard MX not working correctly

Mark Andrews Mark_Andrews at isc.org
Thu Jun 1 03:03:43 UTC 2006


> 
> > > > What am i missing?  Many thanks.
> > >
> > > Posting the full zone file and the real query that is failing.
> > 
> > [ip addresses replaced to protect the innocent]
> > ___________________________________
> > 
> > x.com.  IN      SOA     ns1.w.y. info.x.y. (
> >                         2006050529
> >                         7200
> >                         7200
> >                         604800
> >                         86400 )
> > ;
> >                 NS      ns1.w.y.
> >                 NS      ns2.w.y.
> >                 NS      ns3.w.y.
> > 
> >                 IN      A       1.2.3.4
> > 
> > www1            IN      A       1.2.3.4
> > 
> > list            IN      A       5.6.7.8
> > 
> > time            IN      A       5.6.7.8
> > 
> > email           IN      A       3.4.5.6
> > 
> > x.com.          IN      MX 10 a.b.c.d.
> > list.x.com.     IN      MX 10 a.b.c.d.
> > *.x.com.        IN      MX 10 email
> > ___________________________________
> > 
> > $ dig test.x.com MX
> > 
> > ; <<>> DiG 9.2.5 <<>> test.x.com MX
> > ;; global options:  printcmd
> > ;; Got answer:
> > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 21778
> > ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0
> > 
> > ;; QUESTION SECTION:
> > ;test.x.com.           IN      MX
> > 
> > ;; Query time: 49 msec
> > ;; SERVER: 62.6.253.69#53(62.6.253.69)
> > ;; WHEN: Wed May 31 10:15:16 2006
> > ;; MSG SIZE  rcvd: 37
> 
> 	Try querying the authoritative nameserver.  There is no
> 	"aa" in the flags above.
> 
> 	You should get something like this. Note there is no way
> 	to tell named to not add the SOA record.  This was done
> 	with "minimal-response yes;" against BIND 9.3.1 using your
> 	test zone as posted above.
> 
> ; <<>> DiG 9.3.2 <<>> @127.0.0.2 test.x.com
> ; (1 server found)
> ;; global options:  printcmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 31525
> ;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
> 
> ;; QUESTION SECTION:
> ;test.x.com.			IN	A
> 
> ;; AUTHORITY SECTION:
> x.com.			86400	IN	SOA	ns1.w.y. info.x.y. 2006
> 050529 7200 7200 604800 86400
> 
> ;; Query time: 6 msec
> ;; SERVER: 127.0.0.2#53(127.0.0.2)
> ;; WHEN: Thu Jun  1 12:33:31 2006
> ;; MSG SIZE  rcvd: 78

	and the response to the mx query

; <<>> DiG 9.3.2 <<>> @127.0.0.2 test.x.com mx
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 59937
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;test.x.com.			IN	MX

;; ANSWER SECTION:
test.x.com.		86400	IN	MX	10 email.x.com.

;; Query time: 3 msec
;; SERVER: 127.0.0.2#53(127.0.0.2)
;; WHEN: Thu Jun  1 13:03:06 2006
;; MSG SIZE  rcvd: 50

> 
> 
> --
> Mark Andrews, ISC
> 1 Seymour St., Dundas Valley, NSW 2117, Australia
> PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org
> 
> 
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org



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