Clarification on wildcard scenario

[Mark Andrews]

In message <AANLkTi=MmS6agHgUQyt1PMLLYQfz2zP0Su6YQwQmX4e- at mail.gmail.com>, rams w
rites:
> Hi,
> I have zone as follows in bind.
> 
> $ORIGIN joshfeb1.com.
> @ IN SOA rboddeti.yahoo.com. rboddeti.gmail.com. (
>                                 2011013101 ; serial
>                                 10800 ; refresh
>                                 3600 ; retry
>                                 2592000 ; expire
>                                 86400 ; minimum
>                                 )
> joshfeb1.com. NS udns1.ultradns.net.
> joshfeb1.com. NS udns2.ultradns.net.
> **.joshfeb1.com A 1.1.1.1
> *.www.joshfeb1.com A 2.2.2.2*
> 
> When I queried domain "www.joshfeb1.com. A" against Bind, I am getting
> NXDOMAIN.When can i get records in response. Could you please clarify me.
> 
> The following response return.
> 
> *[root at zones]# dig  abc.www.joshfeb1.com. A*
> 
> ; <<>> DiG 9.6.1-P3 <<>>  abc.www.joshfeb1.com. A
> ; (1 server found)
> ;; global options: +cmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 24113
> ;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
> ;; WARNING: recursion requested but not available
> 
> ;; QUESTION SECTION:
> ;abc.www.joshfeb1.com.          IN      A
> 
> ;; AUTHORITY SECTION:
> joshfeb1.com.           86400   IN      SOA     udns1.ultradns.net.
> rboddeti.infinite.com. 2011013101 10800 3600 2592000 86400
> 
> ;; Query time: 2 msec
> ;; SERVER: 10.31.145.194#53(10.31.145.194)
> ;; WHEN: Tue Feb  1 03:36:56 2011
> ;; MSG SIZE  rcvd: 110
> 
> *[root@ zones]# dig  abc.joshfeb1.com. A*
> 
> ; <<>> DiG 9.6.1-P3 <<>>  abc.joshfeb1.com. A
> ; (1 server found)
> ;; global options: +cmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 26354
> ;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
> ;; WARNING: recursion requested but not available
> 
> ;; QUESTION SECTION:
> ;abc.joshfeb1.com.              IN      A
> 
> ;; AUTHORITY SECTION:
> joshfeb1.com.           86400   IN      SOA     udns1.ultradns.net.
> rboddeti.infinite.com. 2011013101 10800 3600 2592000 86400
> 
> ;; Query time: 2 msec
> ;; SERVER: 10.31.145.194#53(10.31.145.194)
> ;; WHEN: Tue Feb  1 03:37:05 2011
> ;; MSG SIZE  rcvd: 106
> 
> *[root@ zones]# dig  www.joshfeb1.com. A*
> 
> ; <<>> DiG 9.6.1-P3 <<>>  www.joshfeb1.com. A
> ; (1 server found)
> ;; global options: +cmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 19448
> ;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
> ;; WARNING: recursion requested but not available
> 
> ;; QUESTION SECTION:
> ;www.joshfeb1.com.              IN      A
> 
> ;; AUTHORITY SECTION:
> joshfeb1.com.           86400   IN      SOA     udns1.ultradns.net.
> rboddeti.infinite.com. 2011013101 10800 3600 2592000 86400
> 
> ;; Query time: 2 msec
> ;; SERVER: 10.31.145.194#53(10.31.145.194)
> ;; WHEN: Tue Feb  1 03:37:15 2011
> ;; MSG SIZE  rcvd: 106
> 
> [root at stulcqacustbind2 zones]#
> 
> 
> What bind is returning is correct?

Yes.  You have a mixture of relative (no period at end) and absolute names
(period at end) in the zone file above.  What you added to the zone
was "www.joshfeb1.com.joshfeb1.com." not "www.joshfeb1.com.".  You needed
a period at the end of "com" or to just use "www".

Mark

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