Possible BGP hijack

Beginning at 2020-10-31 10:37:10, we detected a possible BGP hijack.

Prefix, Normally announced by AS40191 AS-PRE2POST-1, CA

Starting at 2020-10-31 10:37:10, a more specific route ( was announced by ASN 53948.

This was detected by 45 BGPMon peers.

Start time: 2020-10-31 10:37:10 UTC
Expected prefix:
Expected ASN: 40191 (AS-PRE2POST-1, CA)
Event Details
Detected advertisement:
Detected Origin ASN 53948 (ONEIRIC, US)
Detected AS Path 199981 62081 6939 53948
Detected by number of BGPMon peers: 45

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