Possible BGP hijack

Beginning at 2023-01-18 16:25:54 UTC, we detected a possible BGP hijack.

Prefix 181.224.56.0/24, is normally announced by AS271532 .

But beginning at 2023-01-18 16:25:54, the same prefix (181.224.56.0/24) was also announced by ASN 266233.

This was detected by 63 BGPMon peers.

Expected
Start time: 2023-01-18 16:25:54 UTC
Expected prefix: 181.224.56.0/24
Expected ASN: 271532 ()
Event Details
Detected advertisement: 181.224.56.0/24
Detected Origin ASN 266233 (SPEED NET INFORMATICA LTDA-ME, BR)
Detected AS Path 7018 3356 266233 266233
Detected by number of BGPMon peers: 63

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