Possible BGP hijack

Beginning at 2021-10-25 12:46:35, we detected a possible BGP hijack.

Prefix, Normally announced by AS6461 ZAYO-6461, US

Starting at 2021-10-25 12:46:35, a more specific route ( was announced by ASN 4455.

This was detected by 13 BGPMon peers.

Start time: 2021-10-25 12:46:35 UTC
Expected prefix:
Expected ASN: 6461 (ZAYO-6461, US)
Event Details
Detected advertisement:
Detected Origin ASN 4455 (BSO, GB)
Detected AS Path 138540 4775 4455
Detected by number of BGPMon peers: 13

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