Possible BGP hijack

Beginning at 2020-01-03 18:34:41, we detected a possible BGP hijack.

Prefix 2804:14c:8700::/40, Normally announced by AS28573 CLARO S.A., BR

Starting at 2020-01-03 18:34:41, a more specific route (2804:14c:87c0::/48) was announced by ASN 37468.

This was detected by 2 BGPMon peers.

Start time: 2020-01-03 18:34:41 UTC
Expected prefix: 2804:14c:8700::/40
Expected ASN: 28573 (CLARO S.A., BR)
Event Details
Detected advertisement: 2804:14c:87c0::/48
Detected Origin ASN 37468 (ANGOLA-CABLES, AO)
Detected AS Path 52873 267175 61832 37468
Detected by number of BGPMon peers: 2

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