Possible BGP hijack

Beginning at 2023-07-30 21:21:02, we detected a possible BGP hijack.

Prefix 41.90.128.0/17, Normally announced by AS33771 SAFARICOM-LIMITED, KE

Starting at 2023-07-30 21:21:02, a more specific route (41.90.168.0/24) was announced by ASN 19905.

This was detected by 16 BGPMon peers.

Expected
Start time: 2023-07-30 21:21:02 UTC
Expected prefix: 41.90.128.0/17
Expected ASN: 33771 (SAFARICOM-LIMITED, KE)
Event Details
Detected advertisement: 41.90.168.0/24
Detected Origin ASN 19905 (NEUSTAR-AS6, US)
Detected AS Path 46435 6461 6453 19905
Detected by number of BGPMon peers: 16

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