Possible BGP hijack

Beginning at 2023-09-14 10:10:52 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS1239 SPRINTLINK, US.

But beginning at 2023-09-14 10:10:52, the same prefix ( was also announced by ASN 209372.

This was detected by 53 BGPMon peers.

Start time: 2023-09-14 10:10:52 UTC
Expected prefix:
Expected ASN: 1239 (SPRINTLINK, US)
Event Details
Detected advertisement:
Detected Origin ASN 209372 (IPMEN_FOR_CUSTOMERS, RU)
Detected AS Path 48659 201054 20485 20485 33991 209372
Detected by number of BGPMon peers: 53

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