Wildcard MX not working correctly
Mark Andrews
Mark_Andrews at isc.org
Thu Jun 1 02:37:30 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. 2006050529 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
--
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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