Possible BGP hijack

Beginning at 2022-12-12 14:58:06, we detected a possible BGP hijack.

Prefix 139.229.0.0/16, Normally announced by AS19226 AURA-SOUTH, US

Starting at 2022-12-12 14:58:06, a more specific route (139.229.132.0/24) was announced by ASN 27676.

This was detected by 5 BGPMon peers.

Expected
Start time: 2022-12-12 14:58:06 UTC
Expected prefix: 139.229.0.0/16
Expected ASN: 19226 (AURA-SOUTH, US)
Event Details
Detected advertisement: 139.229.132.0/24
Detected Origin ASN 27676 (ALMA - Atacama Large Millimeter Array, CL)
Detected AS Path 11039 4901 11537 20080 20080 27676
Detected by number of BGPMon peers: 5

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