Problem resolving name.

Ronan Flood ronan at
Thu Nov 11 12:33:56 UTC 2004

"Fabiano Silos Reis" <fsilos at> wrote:

> I´m using bind version 9.3.0 configured as a dns cache server. I´m
> experiencing a strange situation here and I have no idea if it is a
> bug issue or not. Just wanna some help from you gurus... When I try
> to resolve <>  using this dns
> server I receive a timeout response. I traced this query using debug
> level 99. Do anyone have any clue of what I s going on?  

> 10-Nov-2004 12:21:34.351 dispatch 0x81f1f38 response 0x821e578 attached to task 0x81f9f88
> 10-Nov-2004 12:21:34.351 resquery 0x821f3e8 (fctx 0x821ad58( sent

It has found, which is one of the nameservers for

> 10-Nov-2004 12:21:36.351 dispatch 0x81f1f38 response 0x821f6d0 attached to task 0x81f9f88

And is the other one, so looks like a problem between
your server and those two.  Can you query them directly, eg

  dig @ a +norec

I can from here.  Ah, but not if I use port 53 as the query-source,
so could be their firewall is refusing queries from port 53.

                      Ronan Flood <R.Flood at>
                        working for but not speaking for
             Network Services, University of London Computer Centre
     (which means: don't bother ULCC if I've said something you don't like)

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