Re: Broken reverse DNS - after recent bind upgrade?
On Mon, Jan 29, 2001 at 11:12:02PM +0000, Terry Boon wrote:
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> I run a network of two machines on Debian 2.2 (potato). apt-get
> upgraded bind this evening, and since then, reverse name lookup on the
> master name server for my domain has been broken.
>
> The machines are as follows:
>
> poulenc (172.16.0.1)
> prokofiev (172.16.0.2)
>
> poulenc is the master name server for the domain
> herts.counterfactual.org (not visible to the outside world).
>
> The logs (extract below) show that bind now has some problem upon
> reading in the configuration files. Error messages include "...not at
> zone top..." and "...outside zone...".
>
> Does anyone have ideas as to why this has suddenly stopped working and
> generated these error messages?
>
> Many thanks for any help.
>
> === Extract from /var/log/syslog (formatted for clarity) ===
>
> Jan 29 22:04:54 poulenc named[517]: Zone "0.16.172.in-addr.arpa" (file
> /etc/bind/db.172.16.0): No default TTL ($TTL <value>) set, using SOA
> minimum instead
>
> Jan 29 22:04:54 poulenc named[517]: /etc/bind/db.172.16.0:5: SOA for
> "172.16.0.in-addr.arpa" not at zone top "0.16.172.in-addr.arpa"
>
> Jan 29 22:04:54 poulenc named[517]: /etc/bind/db.172.16.0:10: data
> "172.16.0.in-addr.arpa" outside zone "0.16.172.in-addr.arpa"
> (ignored)
>
> Jan 29 22:04:54 poulenc named[517]: master zone
> "0.16.172.in-addr.arpa" (IN) rejected due to errors (serial 5)
>
>
> === Extract from /etc/bind/named.conf ===
>
> zone "0.16.172.in-addr.arpa" in {
> type master;
> file "/etc/bind/db.172.16.0";
> };
>
>
> === Extract from db.172.16.0 ===
>
> ; BIND master database file
> ; 172.16.0
> ; Created by Terry Boon on 7 January 2001
>
> 172.16.0.in-addr.arpa. IN SOA poulenc.herts.counterfactual.org. terry.counterfactual.org (
Shouldn't this be
0.16.172.in-addr.arpa.
Actualy I always use
@ IN SOA ...
works for me.
> 5 ; Serial
> 10800 ; Refresh after 3 hours
> 3600 ; Retry after 1 hour
> 604800 ; Expire after 1 week
> 86400 ) ; Minimum TTL of 1 day
>
> ;
> ; Name servers
> ;
>
> 0.16.172.in-addr.arpa. IN NS prokofiev.herts.counterfactual.org.
> 0.16.172.in-addr.arpa. IN NS poulenc.herts.counterfactual.org.
>
> ;
> ; Addresses point to canonical names
> ;
>
> 1.0.16.172.in-addr.arpa. IN PTR poulenc.herts.counterfactual.org.
> 2.0.16.172.in-addr.arpa. IN PTR prokofiev.herts.counterfactual.org.
>
> === End extracts ===
>
> - --
> Terry Boon, Hertfordshire, UK
> terry@counterfactual.org
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>
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