Possible BGP hijack

Beginning at 2021-02-07 18:07:11, we detected a possible BGP hijack.

Prefix 5.128.0.0/16, Normally announced by AS31200 NTK IPv6 customers, RU

Starting at 2021-02-07 18:07:11, a more specific route (5.128.0.0/21) was announced by ASN 3549.

This was detected by 2 BGPMon peers.

Expected
Start time: 2021-02-07 18:07:11 UTC
Expected prefix: 5.128.0.0/16
Expected ASN: 31200 (NTK IPv6 customers, RU)
Event Details
Detected advertisement: 5.128.0.0/21
Detected Origin ASN 3549 (LVLT-3549, US)
Detected AS Path 53131 3549
Detected by number of BGPMon peers: 2

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