Possible BGP hijack

Beginning at 2022-01-13 19:39:25, we detected a possible BGP hijack.

Prefix 161.89.128.0/17, Normally announced by AS29063 ATOS-NL-AS Eindhoven, NL

Starting at 2022-01-13 19:39:25, a more specific route (161.89.128.0/23) was announced by ASN 13522.

This was detected by 8 BGPMon peers.

Expected
Start time: 2022-01-13 19:39:25 UTC
Expected prefix: 161.89.128.0/17
Expected ASN: 29063 (ATOS-NL-AS Eindhoven, NL)
Event Details
Detected advertisement: 161.89.128.0/23
Detected Origin ASN 13522 (PUC PR CAMPUS CURITIBA, BR)
Detected AS Path 28300 14840 13522
Detected by number of BGPMon peers: 8

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