AS203 (CenturyLink/Qwest/Level3/Lumen) hijack report

Peace,

Following up on the today's massive partial network outage, here's the
analysis of what actually happened with the AS203's hijack, which is
the first one for the newly founded Lumen Technologies.

https://blog.qrator.net/en/lumen-aka-centurylink-generating-routing-incidents_101/

Peace,

Following up on the today's massive partial network outage, here's the
analysis of what actually happened with the AS203's hijack, which is
the first one for the newly founded Lumen Technologies.

Blog — Lumen aka CenturyLink is generating routing incidents via former Level3 network, again

And a follow-up with the incident report from Lumen:

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[PROBLEM OVERVIEW]
Customer reporting routing issues to a host on 3rd party network

[SUMMARY OF WORK]
Lumen is not responsible for routing issues on 3rd party network.
Reported prefix is learned from 35415 which appear to have had an
issue in their network

[REASON FOR CLOSURE]
no fault on Lumen

[ROOT CAUSE]
customer/ destination host network
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Looks like Lumen doesn't treat the absence of prefix filters as their fault...