Possible BGP hijack

Beginning at 2024-02-10 14:13:55 UTC, we detected a possible BGP hijack.

Prefix 2401:4f20::/32, is normally announced by AS131642 PNI-AS-TW Pittqiao Network Information Co.,Ltd., TW.

But beginning at 2024-02-10 14:13:55, the same prefix (2401:4f20::/32) was also announced by ASN 400672.

This was detected by 2 BGPMon peers.

Expected
Start time: 2024-02-10 14:13:55 UTC
Expected prefix: 2401:4f20::/32
Expected ASN: 131642 (PNI-AS-TW Pittqiao Network Information Co.,Ltd., TW)
Event Details
Detected advertisement: 2401:4f20::/32
Detected Origin ASN 400672 ()
Detected AS Path 36692 4637 3491 131642
Detected by number of BGPMon peers: 2

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