Possible BGP hijack

Beginning at 2020-12-29 20:15:06 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS3356 LEVEL3, US.

But beginning at 2020-12-29 20:15:06, the same prefix ( was also announced by ASN 57878.

This was detected by 32 BGPMon peers.

Start time: 2020-12-29 20:15:06 UTC
Expected prefix:
Expected ASN: 3356 (LEVEL3, US)
Event Details
Detected advertisement:
Detected Origin ASN 57878 (PRAGER-IT, AT)
Detected AS Path 49515 1299 57878
Detected by number of BGPMon peers: 32

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