[as112-ops] discarding request from Colt IP 217.111.216.206

[Jonathan Stewart]

On Wed, Dec 21, 2016 at 3:38 AM, stefano.bucci at colt.net <
stefano.bucci at colt.net> wrote:

> I guess that restarting the nameserver process fixed this issue.
>
What software was it running?  BIND 9.something?

Jonathan



>
> Thanks a lot for your support.
>
> Cheers,
>
> Stefano Bucci
> Lead Engineer, Data - Technical Resolution Centre
> Network Operations
> Colt Technology Services
>
>
>
> -----Original Message-----
> From: Roman Hochuli [mailto:roman.hochuli at swissix.ch]
> Sent: 20 December 2016 20:09
> To: Bucci, Stefano <stefano.bucci at colt.net>
> Cc: Joe Abley <jabley at hopcount.ca>; Clement Cavadore <clement at cavadore.net>;
> as112-ops at lists.dns-oarc.net <as112-ops at dns-oarc.net>; Nick Hilliard <
> nick at foobar.org>
> Subject: Re: [as112-ops] discarding request from Colt IP 217.111.216.206
>
> Hello All
>
> > It seems that 217.111.216.20 is a Colt's spanish IP, and is sent to a
> > node in CH:
> > https://portal.colt.net/lg/private/lookingGlassExec.do?action=doExecCo
> > mmand&cityId=Madrid&commandId=TracertV4&ipAddress=192.175.48.6
> >
> > inetnum:        212.74.70.0 - 212.74.70.255
> > netname:        COLT-BB-CH
>
> If it is really ending up in CH then chances are good you will hit the
> node operated by SwissIX.
>
> If you have a way to see the BGP next hop on the last COLT router you
> would be able to tell. Unfortunately the COLT LG is not very helpful in
> this case.
>
> I have checked our AS112 node and did not see anything out of the normal,
> but restarted the nameserver process. Do your lookups work now?
>
> --
> s w i s s i x - Swiss Internet Exchange
> Roman Hochuli
> Board Member
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-- 
     Jonathan
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