Possible BGP hijack

Beginning at 2023-04-03 22:35:19, we detected a possible BGP hijack.

Prefix 177.46.0.0/17, Normally announced by AS28135 ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR

Starting at 2023-04-03 22:35:19, a more specific route (177.46.23.0/24) was announced by ASN 273658.

This was detected by 60 BGPMon peers.

Expected
Start time: 2023-04-03 22:35:19 UTC
Expected prefix: 177.46.0.0/17
Expected ASN: 28135 (ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR)
Event Details
Detected advertisement: 177.46.23.0/24
Detected Origin ASN 273658 ()
Detected AS Path 28186 53087 262490 262490 262490 262490 262490 262490 262490 273658
Detected by number of BGPMon peers: 60

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