Possible BGP hijack

Beginning at 2023-03-04 06:06:34, we detected a possible BGP hijack.

Prefix 181.232.196.0/22, Normally announced by AS272053

Starting at 2023-03-04 06:06:34, a more specific route (181.232.197.0/24) was announced by ASN 263543.

This was detected by 67 BGPMon peers.

Expected
Start time: 2023-03-04 06:06:34 UTC
Expected prefix: 181.232.196.0/22
Expected ASN: 272053 ()
Event Details
Detected advertisement: 181.232.197.0/24
Detected Origin ASN 263543 (Butzen e Mentges Ltda, BR)
Detected AS Path 263287 262868 28343 262732 263543
Detected by number of BGPMon peers: 67

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