Possible BGP hijack

Beginning at 2023-10-16 16:08:59 UTC, we detected a possible BGP hijack.

Prefix 203.161.188.0/24, is normally announced by AS45221 BPINET-AP Bank of The Philippine Islands, PH.

But beginning at 2023-10-16 16:08:59, the same prefix (203.161.188.0/24) was also announced by ASN 55002.

This was detected by 15 BGPMon peers.

Expected
Start time: 2023-10-16 16:08:59 UTC
Expected prefix: 203.161.188.0/24
Expected ASN: 45221 (BPINET-AP Bank of The Philippine Islands, PH)
Event Details
Detected advertisement: 203.161.188.0/24
Detected Origin ASN 55002 (DEFENSE-NET, US)
Detected AS Path 63956 35280 55002
Detected by number of BGPMon peers: 15

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