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Bogon prefix c0f:f618::/32 announced via Cogent
- Subject: Bogon prefix c0f:f618::/32 announced via Cogent
- From: cra at WPI.EDU (Chuck Anderson)
- Date: Tue, 17 Jul 2018 08:37:01 -0400
- In-reply-to: <CAH9MeJbDSDBKMedib1R7Hk-HgPNf-9=h+6m-NyGnSffTgBS_Ag@mail.gmail.com>
- References: <CAH9MeJbDSDBKMedib1R7Hk-HgPNf-9=h+6m-NyGnSffTgBS_Ag@mail.gmail.com>
Looks like a typo of 2c0f:f618:
A V Destination P Prf Metric 1 Metric 2 Next hop AS path* ? 2c0f:f618::/32 B 170 150 69040 174 327814 ?
unverified >fe80::f5c0:800:2
On Sat, Jul 14, 2018 at 08:18:25AM +0800, Siyuan Miao wrote:
> Hi,
>
> c0f:f618::/32 originated from AS327814 is announcing via Cogent for several
> weeks.
>
> I've tried to contact Cogent and AS327814 but didn't receive any reply.
>
> Tue Jul 10 17:52:48.602 UTC
> BGP routing table entry for c0f:f618::/32
> Versions:
> Process bRIB/RIB SendTblVer
> Speaker 76403269 76403269
> Local Label: 61339
> Last Modified: Jul 3 13:31:40.815 for 1w0d
> Paths: (1 available, best #1)
> Advertised to peers (in unique update groups):
> 38.5.0.99
> Path #1: Received by speaker 0
> Advertised to peers (in unique update groups):
> 38.5.0.99
> 327814
> 2001:550:0:1000::261c:166 (metric 119060) from
> 2001:550:0:1000::261c:153 (38.28.1.102)
> Origin incomplete, localpref 130, valid, internal, best, group-best
> Received Path ID 0, Local Path ID 0, version 76403269
> Community: 174:11100 174:20999 174:21101 174:22012
> Originator: 38.28.1.102, Cluster list: 38.28.1.83, 38.28.1.67, 38.28.1.92