Possible BGP hijack

Beginning at 2023-09-04 18:11:21 UTC, we detected a possible BGP hijack.

Prefix 45.236.244.0/24, is normally announced by AS266805 NETI SIEMPRE CONECTADO, PY.

But beginning at 2023-09-04 18:11:21, the same prefix (45.236.244.0/24) was also announced by ASN 264478.

This was detected by 3 BGPMon peers.

Expected
Start time: 2023-09-04 18:11:21 UTC
Expected prefix: 45.236.244.0/24
Expected ASN: 266805 (NETI SIEMPRE CONECTADO, PY)
Event Details
Detected advertisement: 45.236.244.0/24
Detected Origin ASN 264478 (MEGANET TELECOM, BR)
Detected AS Path 20205 6939 37468 270735 264478
Detected by number of BGPMon peers: 3

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