Possible BGP hijack

Beginning at 2023-05-12 18:20:28 UTC, we detected a possible BGP hijack.

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

But beginning at 2023-05-12 18:20:28, the same prefix ( was also announced by ASN 5.

This was detected by 4 BGPMon peers.

Start time: 2023-05-12 18:20:28 UTC
Expected prefix:
Expected ASN: 2 (UDEL-DCN, US)
Event Details
Detected advertisement:
Detected Origin ASN 5 (SYMBOLICS, US)
Detected AS Path 20205 1299 3223 58945 138212 5
Detected by number of BGPMon peers: 4

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