Seems the issue was on AS25213 side. They don't provide transit to AS15001 at all.

Regards,
Filip

On 12 June 2019 7:57:52 pm GMT+02:00, Philip Lavine <source_route@yahoo.com> wrote:
Here is what I got from BGPMon- MY AS is 15053

Detected new prefix: 134.37.2.0/23
Update time: 2019-06-11 17:58 (UTC)
Detected by #peers: 70
Announced by: AS15053 (ROLL-GLOBAL-LLC - Roll Global LLC, US)
Upstream AS: AS15001 (ITCONVERGENCE-COM - IT Convergence Inc., US)
ASpath: 394256 174 702 25213 25213 25213 15001 15053


On Wednesday, June 12, 2019, 9:34:16 AM PDT, Job Snijders <job@ntt.net> wrote:


Can you share more details? Perhaps we can put the human social network to good use.

Other than that this is annoying - are right now operationally impacted?

Kind regards,

Job

On Wed, Jun 12, 2019 at 12:24 Filip Hruska <fhr@fhrnet.eu> wrote:
I would contact upstreams of the upstream then. This is quite a serious offence and they should help you.

Regards,
Filip


On 12 June 2019 6:20:42 pm GMT+02:00, Philip Lavine <source_route@yahoo.com> wrote:
yeah I did they are some MSP in India. No help.

On Wednesday, June 12, 2019, 9:15:51 AM PDT, Filip Hruska <fhr@fhrnet.eu> wrote:


Contact the offending upstreams.

Filip

On 12 June 2019 6:05:58 pm GMT+02:00, Philip Lavine via NANOG <nanog@nanog.org> wrote:
What is the procedure to have another party to cease and desist in using my AS number?

Thx

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