Possible BGP hijack

Beginning at 2023-08-11 11:31:37 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS2 UDEL-DCN, US.

But beginning at 2023-08-11 11:31:37, the same prefix ( was also announced by ASN 2147483647.

This was detected by 53 BGPMon peers.

Start time: 2023-08-11 11:31:37 UTC
Expected prefix:
Expected ASN: 2 (UDEL-DCN, US)
Event Details
Detected advertisement:
Detected Origin ASN 2147483647 ()
Detected AS Path 63956 37468 37451 2454388738
Detected by number of BGPMon peers: 53

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