Possible BGP hijack

Beginning at 2023-05-03 15:36:20 UTC, we detected a possible BGP hijack.

Prefix 2801:19:c800::/48, is normally announced by AS64050 BCPL-SG BGPNET Global ASN, SG.

But beginning at 2023-05-03 15:36:20, the same prefix (2801:19:c800::/48) was also announced by ASN 64500.

This was detected by 5 BGPMon peers.

Start time: 2023-05-03 15:36:20 UTC
Expected prefix: 2801:19:c800::/48
Expected ASN: 64050 (BCPL-SG BGPNET Global ASN, SG)
Event Details
Detected advertisement: 2801:19:c800::/48
Detected Origin ASN 64500 (Unknown)
Detected AS Path 15296 6509 2603 6762 19429 19429 19429 13489 64500
Detected by number of BGPMon peers: 5

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