On 4/9/19 11:07 AM, Mohamad F. Barham wrote: > this domain get resolved fine now from here, but the thing how can I > test that my recursor is trying all NS servers specially when the first > one is down, and not to reply with timeout while didnt check other NS > servers.
Looking at the trace would tell you exactly that.
Best regards,
Remi
> ------------------------------------------------------------------------
> *From:* Pdns-users <pdns-users-boun...@mailman.powerdns.com> on behalf
> of Remi Gacogne <remi.gaco...@powerdns.com>
> *Sent:* Tuesday, April 9, 2019 11:14:02 AM
> *To:* pdns-users@mailman.powerdns.com
> *Subject:* {Content?} Re: [Pdns-users] Recursor reply SRVFAIL from the
> first NS server and does not try other NS servers
>
>
> Hi Mohamad,
>
> Would you mind providing a trace, either by starting the recursor with
> --trace, which is very verbose, or by using:
>
> rec_control trace-regex safariaquapark.com
>
> To enable tracing for this domain only. You can revert that later with
>
> rec_control trace-regex ''
>
> In my own tests the recursor does try all NSs, but it looks like queries
> to ns1.i-net.ps and ns4.i-net.ps end up as timeout most of the time, at
> least from here.
>
> Best regards,
>
> Remi
>
> On 4/9/19 8:42 AM, Mohamad F. Barham wrote:
>> I'm using
>>
>> PowerDNS Recursor 4.1.12
>>
>> Using 64-bits mode. Built using gcc 4.8.5 20150623 (Red Hat 4.8.5-28)
>>
>>
>>
>> __ __
>>
>> cid:image002.png@01D327F4.25E9A910____
>>
>>
>>
>> *Mohamad Barham__*
>>
>> System administrator | Information Technology Department____
>>
>> Birzeit University____
>>
>> P.O.Box. 14, Birzeit, Palestine
>>
>> Tel: + 970 22982012 | Mob: +970 597 861929 | Ext: 5616
>>
>> mbar...@birzeit.edu | www.birzeit.edu <http://www.birzeit.edu/>
>>
>>
>>
>>
>>
>> ------------------------------------------------------------------------
>> *From:* bert hubert <bert.hub...@powerdns.com>
>> *Sent:* Monday, April 8, 2019 2:13:12 PM
>> *To:* Mohamad F. Barham
>> *Cc:* pdns-users@mailman.powerdns.com
>> *Subject:* Re: [Pdns-users] Recursor reply SRVFAIL from the first NS
>> server and does not try other NS servers
>>
>> On Mon, Apr 08, 2019 at 10:53:24AM +0000, Mohamad F. Barham wrote:
>>> I have pdns-recursor running on the campus, and I have issue with NS
>>> servers :
>>
>> Hi Mohamad,
>>
>> Before we can investigate, which exact version of the PowerDNS Recursor are
>> you running? Do you run with any Lua scripts?
>>
>> Bert
>>
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>
>
> --
> Remi Gacogne
> PowerDNS.COM BV - https://www.powerdns.com/
>
> ~~~~~~~~~~~~~~~~~~~~~~~~~~
> The information contained in this communication is intended solely for
> the use of the individual or entity to whom it is addressed and others
> authorized to receive it. It may contain confidential or legally
> privileged information. If you are not the intended recipient you are
> hereby notified that any disclosure, copying, distribution or taking any
> action in reliance on the contents of this information is strictly
> prohibited and may be unlawful. If you have received this communication
> in error, please notify us immediately by responding to this email and
> then delete it from your system. The University is neither liable for
> the proper and complete transmission of the information contained in
> this communication nor for any delay in its receipt.
> ~~~~~~~~~~~~~~~~~~~~~~~~~~
--
Remi Gacogne
PowerDNS.COM BV - https://www.powerdns.com/
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