Possible BGP hijack

Beginning at 2020-12-17 00:10:07 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS25181 EU-SONY, NL.

But beginning at 2020-12-17 00:10:07, the same prefix ( was also announced by ASN 3356.

This was detected by 135 BGPMon peers.

Start time: 2020-12-17 00:10:07 UTC
Expected prefix:
Expected ASN: 25181 (EU-SONY, NL)
Event Details
Detected advertisement:
Detected Origin ASN 3356 (LEVEL3, US)
Detected AS Path 262595 16735 3356
Detected by number of BGPMon peers: 135

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