The in-your-face hijacking example, was: Re: Who is announcing bogons?

Scott Granados scott at wworks.net
Sun May 4 06:56:55 UTC 2003


You may remove any 138.121.0.0/16 space transiting 26346 I just removed it
all.

Atrivo is presently only transiting 69.1.78.0/24 via 26346 which is space I
assigned him from my netblock.

----- Original Message ----- 
From: "Richard Cox" <Richard at mandarin.com>
To: <nanog at merit.edu>
Sent: Saturday, May 03, 2003 9:20 PM
Subject: Re[4]: The in-your-face hijacking example, was: Re: Who is
announcing bogons?


>
> On Sat, 3 May 2003 20:00:53 -0400 (EDT), <bdragon at gweep.net> wrote:
>
> | I had heard that Atrivo had squatted some space from Ready Systems
> | (138.121.0.0/16) that was an abandoned wasteland. I had also heard
> | that this was brought to the attention of everyone who was
> | squatting that space.
> |
> | Now, my information may be wrong, however I consider the source to
> | be quite reliable.
>
> I don't think you are at all wrong; at this time Atrivo (AS) are still
> announcing blocks in three Class B's that are assigned to other people:
>
> 138.121.0.0/16 listed as Ready Systems
> 146.100.0.0/16 listed as Zust-Ambrosetti (in Italy)
> 170.208.0.0/16 listed as Los Angeles County ISD
>
> Here are the full current routing tables for those blocks ...
>
> 138.121.16.0/21 10912 Internap
> 138.121.52.0/24 16631 Cogent
> 138.121.53.0/24 16631 Cogent
> 138.121.56.0/22 16631 Cogent ***
> 138.121.128.0/19 26346 27595 Atrivo
> 138.121.224.0/20 6939 Hurricane Electric
>
> 170.208.0.0/24 16631 Cogent
> 170.208.0.0/20 4474 27595 Atrivo
> 170.208.6.0/24 16631 Cogent
> 170.208.7.0/24 16631 Cogent
> 170.208.8.0/24 16631 Cogent
>
> 146.100.32.0/19 4474 NLayer
> 146.100.48.0/20 4474 27595 Atrivo
> 146.100.64.0/19 4474 NLayer
>
> I have successfully pinged one IP in each of the blocks in that list,
> so I am fully satisfied that all the blocks are live and being routed.
>
> I personally telephoned Cogent's NOC two days ago to ensure they were
> aware of the situation; I also attempted to reach Michael J. Hammons
> (Sr. Director of Operations at Cogent) when no action was taken, but
> was unable to reach him and my call was not subsequently returned.
>
> I hope to have some helpful news of a short term remedy fairly soon.
>
> -- 
> Richard Cox
>
>
>
>
>
>




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