RE: in-addr.arpa server problems for europe?

["Mark Scholten" <mark () streamservice nl>]

> -----Original Message-----
> From: Stephane Bortzmeyer [mailto:bortzmeyer () nic fr]
> Sent: Monday, February 15, 2010 12:58 PM
> To: Michelle Sullivan
> Cc: NANOG list
> Subject: Re: in-addr.arpa server problems for europe?
>
> On Mon, Feb 15, 2010 at 10:22:17AM +0100,
>  Michelle Sullivan <matthew () sorbs net> wrote
>  a message of 185 lines which said:
>
> > 213.in-addr.arpa.       86400   IN      NS      NS-PRI.RIPE.NET.
> > 213.in-addr.arpa.       86400   IN      NS      NS3.NIC.FR.
> > 213.in-addr.arpa.       86400   IN      NS      SUNIC.SUNET.SE.
> > 213.in-addr.arpa.       86400   IN      NS      SNS-PB.ISC.ORG.
> > 213.in-addr.arpa.       86400   IN      NS      SEC1.APNIC.NET.
> > 213.in-addr.arpa.       86400   IN      NS      SEC3.APNIC.NET.
> > 213.in-addr.arpa.       86400   IN      NS      TINNIE.ARIN.NET.
> > ;; Received 224 bytes from 192.228.79.201#53(B.ROOT-SERVERS.NET) in
> 20011 ms
> > ;; connection timed out; no servers could be reached
>
> It is highly improbable that all these name servers are unreachable
> from you. Therefore, I suspect that *content* is the issue. RIPE-NCC
> zones are signed with DNSSEC. Are you sure you do not have a broken
> middlebox which deletes DNSSEC-signed answers?
>
> (I tried from an US/Datotel/Level3 machine and everything works.)
Solution: stop using DNSSEC or checking for DNSSEC. If you think it is
usefull: look for everything that could have an impact on it.