Possible BGP hijack

Beginning at 2019-11-25 20:14:47 UTC, we detected a possible BGP hijack.

Prefix 196.216.216.0/23, is normally announced by AS37453 VODACOM-CONGO, CD.

But beginning at 2019-11-25 20:14:47, the same prefix (196.216.216.0/23) was also announced by ASN 36873.

This was detected by 58 BGPMon peers.

Expected
Start time: 2019-11-25 20:14:47 UTC
Expected prefix: 196.216.216.0/23
Expected ASN: 37453 (VODACOM-CONGO, CD)
Event Details
Detected advertisement: 196.216.216.0/23
Detected Origin ASN 36873 (VNL1-AS, NG)
Detected AS Path 49515 174 9498 36873
Detected by number of BGPMon peers: 58

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