probable bogons: 181c::/18 181c::/24

Martin Horneffer maho at
Mon May 8 13:19:15 CEST 2006

On Thu, May 04, 2006 at 12:08:14PM -0400, Kevin Loch wrote:
> 181c::/18 and 181c::/24 are being announced AS2852 via 3257.

We have seen similar things when experimenting with labeled and
unlabeled iBGP for IPv6. Probably CESNET tried to convert unlabeled
iBGP routes to labeled ones...

Regards, Martin Horneffer

> IANA shows that as reserved space.
>  Information related to 'AS2852'
> aut-num:         AS2852
> as-name:         CESNET2
> descr:           Czech National Research
> descr:           and Education Network
> descr:           CESNET z.s.p.o.
> descr:           Zikova 4
> descr:           Prague 6, The Czech Republic
> - Kevin

Dr. Martin Horneffer -- maho at
Deutsche Telekom AG
T-Com Technology Engineering
Internet Backbone Architecture

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