Thanks for the replies.
My reverse zone file
$TTL 86400
@ IN SOA di.ubi.pt. postmaster.di.ubi.pt (
2020040401 ; serial
28800 ; refresh 3h
7200 ; retry 1h
604800 ; expire 1w
86400 ) ; ttl 1d
; Servidores de nomes
IN NS dns.di.ubi.pt.
IN NS dns2.di.ubi.pt.
0.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.0
1.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.1
2.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.2
3.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.3
4.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.4
5.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.5
6.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.6
7.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.7
8.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.8
9.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.9
10.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.10
11.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.11
12.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.12
13.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.13
14.0-28.66.136.193.in-addr.arpa. IN A 193.136.66.14
; Reverse mapping
1 IN PTR dns.di.ubi.pt.
2 IN PTR dns2.di.ubi.pt.
3 IN PTR geodac.di.ubi.pt.
...
-----Original Message-----
From: bind-users <bind-users-boun...@lists.isc.org> On Behalf Of Matus UHLAR
- fantomas
Sent: 04 November 2022 16:02
To: bind-users@lists.isc.org
Subject: Re: Reverse lookups not working when Internet connection failed.
On 04.11.22 15:41, David Carvalho via bind-users wrote:
>We've had an internet failure for a few days last week and as services
>got online I found the following:
>
>Dns queries about my.domain from my.domain worked as expected. Since
>there was no internet connection, I obviously couldn't query the outside
world.
>
>Reverse (PTR) Dns queries about my.domain from my.domain didn't work.
>Now that the internet connection is restored, everything is ok.
>
>
>
>The reverse entries are in the format "z.y.x.in-addr.arpa." for IP
x.y.z
>
>Aren't they supposed to work locally when no outside connection is
>available?
if they are properly configured, yes.
> What could I be missing?
can you provide an example of an IP and configured reverse zone, and the
zone file?
--
Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/
Warning: I wish NOT to receive e-mail advertising to this address.
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