Possible BGP hijack

Beginning at 2023-03-25 18:20:21, we detected a possible BGP hijack.

Prefix 2404:f4c0:fc80::/44, Normally announced by AS139888 D430-COM-AS-AP No.16 Hengcha Rd, Zhuhui, Hengyang, Hunan, CN

Starting at 2023-03-25 18:20:21, a more specific route (2404:f4c0:fc80::/48) was announced by ASN 139317.

This was detected by 9 BGPMon peers.

Start time: 2023-03-25 18:20:21 UTC
Expected prefix: 2404:f4c0:fc80::/44
Expected ASN: 139888 (D430-COM-AS-AP No.16 Hengcha Rd, Zhuhui, Hengyang, Hunan, CN)
Event Details
Detected advertisement: 2404:f4c0:fc80::/48
Detected Origin ASN 139317 ()
Detected AS Path 20205 6939 139317 139317
Detected by number of BGPMon peers: 9

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