nanog mailing list archives
Re: China prefix hijack
From: Frank Pater <fpater () dca net>
Date: Thu, 8 Apr 2010 13:19:35 -0400
Hi, We received BGPmon notifications for all of our prefixes as well. Not sure if it's relevant, but this is also announced upstream from us by 3491. Example: ==================================================================== Possible Prefix Hijack (Code: 10) ==================================================================== Your prefix: 216.158.0.0/18: Update time: 2010-04-08 15:58 (UTC) Detected by #peers: 1 Detected prefix: 216.158.0.0/18 Announced by: AS23724 (CHINANET-IDC-BJ-AP IDC, China Telecommunications Corporation) Upstream AS: AS4134 (CHINANET-BACKBONE No.31,Jin-rong Street) ASpath: 39792 4134 23724 23724 -- Frank Pater DCANet http://www.dca.net voice: 888-4-DCANET (888-432-2638) fax: 302-426-6386 On Thu, Apr 08, 2010 at 12:39:57PM -0400, Chris McDonald wrote:
i think so yeah AS 23724 is now announcing 63.218.188.0/22 which is historically announced by ASes: 3491. Time: Thu Apr 8 16:55:02 2010 GMT Observed path: 812 174 4134 23724 23724 On Thu, Apr 8, 2010 at 12:33 PM, Grzegorz Janoszka <Grzegorz () janoszka pl>wrote:Just half an hour ago China Telecom hijacked one of our prefixes: Your prefix: X.Y.Z.0/19: Prefix Description: NETNAME Update time: 2010-04-08 15:58 (UTC) Detected by #peers: 1 Detected prefix: X.Y.Z.0/19 Announced by: AS23724 (CHINANET-IDC-BJ-AP IDC, China Telecommunications Corporation) Upstream AS: AS4134 (CHINANET-BACKBONE No.31,Jin-rong Street) ASpath: 39792 4134 23724 23724 Luckily it had to be limited as only one BGPmon peer saw it. Anyone else noticed it? -- Grzegorz Janoszka
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Current thread:
- China prefix hijack Grzegorz Janoszka (Apr 08)
- Re: China prefix hijack Chris McDonald (Apr 08)
- Re: China prefix hijack Frank Pater (Apr 08)
- RE: China prefix hijack Joe (Apr 08)
- Re: China prefix hijack Dan White (Apr 08)
- Re: China prefix hijack Martin A. Brown (Apr 08)
- Re: China prefix hijack Danny McPherson (Apr 08)
- Re: China prefix hijack Paul Vixie (Apr 09)
- Re: China prefix hijack Dobbins, Roland (Apr 09)
- Solar Flux (was: Re: China prefix hijack) Robert E. Seastrom (Apr 11)
- Re: Solar Flux (was: Re: China prefix hijack) Michael Dillon (Apr 11)
- Re: Solar Flux (was: Re: China prefix hijack) Valdis . Kletnieks (Apr 11)
- Re: Solar Flux (was: Re: China prefix hijack) Micheal Patterson (Apr 11)
- Re: China prefix hijack Frank Pater (Apr 08)
- Re: China prefix hijack Chris McDonald (Apr 08)