Possible BGP hijack

Beginning at 2022-09-19 13:29:14 UTC, we detected a possible BGP hijack.

Prefix 181.233.58.0/24, is normally announced by AS271436 .

But beginning at 2022-09-19 13:29:14, the same prefix (181.233.58.0/24) was also announced by ASN 270705.

This was detected by 79 BGPMon peers.

Expected
Start time: 2022-09-19 13:29:14 UTC
Expected prefix: 181.233.58.0/24
Expected ASN: 271436 ()
Event Details
Detected advertisement: 181.233.58.0/24
Detected Origin ASN 270705 (WILLAMES FERREIRA SANTOS - ME, BR)
Detected AS Path 200155 39392 1299 3356 262596 61884 264275 264275 264275 264275 270705
Detected by number of BGPMon peers: 79

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