nanog mailing list archives

Re: Potential Prefix Hijack


From: "Network Fortius" <netfortius () gmail com>
Date: Mon, 10 Nov 2008 21:32:06 -0600

Same problems here, for AS26028
Stefan

On Mon, Nov 10, 2008 at 8:54 PM, Mark Tinka <mtinka () globaltransit net>wrote:

Hi all.

Anyone know how we can contact AS16735 and their upstream
AS27664. We think they are hijacking a number of our
prefixes (AS24218- and AS17992-originated). Thanks BGPmon:

e.g.,

====================
Possible Prefix Hijack (Code: 11)
1 number of peer(s) detected this updates for your prefix
61.11.208.0/20:
Update details: 2008-11-11 02:24 (UTC)
61.11.208.0/20
Announced by: AS16735 (Companhia de Telecomunicacoes do
Brasil Central)
Transit AS: 27664 (CTBC Multimídia)
ASpath: 27664 16735
=====================

RIPE's RIS BGPlay confirms the same, for about the last
hour.

E-mails to them won't get there (of course), so our NOC are
contacting them via Gmail/Yahoo.

All help appreciated.

Cheers,

Mark.



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