Possible BGP hijack

Beginning at 2023-08-31 00:15:30 UTC, we detected a possible BGP hijack.

Prefix 2804:76c0::/32, is normally announced by AS4 ISI-AS, US.

But beginning at 2023-08-31 00:15:30, the same prefix (2804:76c0::/32) was also announced by ASN 268467.

This was detected by 8 BGPMon peers.

Start time: 2023-08-31 00:15:30 UTC
Expected prefix: 2804:76c0::/32
Expected ASN: 4 (ISI-AS, US)
Event Details
Detected advertisement: 2804:76c0::/32
Detected Origin ASN 268467 (RKR TELECOM, BR)
Detected AS Path 8283 6762 4230 270867 268467
Detected by number of BGPMon peers: 8

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