Possible BGP hijack

Beginning at 2020-06-22 17:12:07, we detected a possible BGP hijack.

Prefix 45.144.216.0/22, Normally announced by AS25596 CAMBRIUM-AS, NL

Starting at 2020-06-22 17:12:07, a more specific route (45.144.216.0/23) was announced by ASN 11877.

This was detected by 150 BGPMon peers.

Expected
Start time: 2020-06-22 17:12:07 UTC
Expected prefix: 45.144.216.0/22
Expected ASN: 25596 (CAMBRIUM-AS, NL)
Event Details
Detected advertisement: 45.144.216.0/23
Detected Origin ASN 11877 (GENMODO, US)
Detected AS Path 397181 10929 6453 6461 11877
Detected by number of BGPMon peers: 150

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