Possible BGP hijack

Beginning at 2023-11-01 20:11:05 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS138968 RAINBOWIDC-AS-AP rainbow network limited, JP.

But beginning at 2023-11-01 20:11:05, the same prefix ( was also announced by ASN 270308.

This was detected by 8 BGPMon peers.

Start time: 2023-11-01 20:11:05 UTC
Expected prefix:
Expected ASN: 138968 (RAINBOWIDC-AS-AP rainbow network limited, JP)
Event Details
Detected advertisement:
Detected Origin ASN 270308 (MUNICIPIO DE MACAE, BR)
Detected AS Path 394256 6939 264459 270308
Detected by number of BGPMon peers: 8

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