Possible BGP hijack

Beginning at 2023-11-27 13:58:30 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS20473 AS-CHOOPA, US.

But beginning at 2023-11-27 13:58:30, the same prefix ( was also announced by ASN 16276.

This was detected by 15 BGPMon peers.

Start time: 2023-11-27 13:58:30 UTC
Expected prefix:
Expected ASN: 20473 (AS-CHOOPA, US)
Event Details
Detected advertisement:
Detected Origin ASN 16276 (OVH, FR)
Detected AS Path 63956 4637 16276
Detected by number of BGPMon peers: 15

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