Possible BGP hijack

Beginning at 2022-04-14 13:18:58 UTC, we detected a possible BGP hijack.

Prefix 178.52.64.0/18, is normally announced by AS29256 INT-PDN-STE-AS STE PDN Internal AS, SY.

But beginning at 2022-04-14 13:18:58, the same prefix (178.52.64.0/18) was also announced by ASN 15399.

This was detected by 6 BGPMon peers.

Expected
Start time: 2022-04-14 13:18:58 UTC
Expected prefix: 178.52.64.0/18
Expected ASN: 29256 (INT-PDN-STE-AS STE PDN Internal AS, SY)
Event Details
Detected advertisement: 178.52.64.0/18
Detected Origin ASN 15399 (WANANCHI-, KE)
Detected AS Path 138540 9299 3491 58453 15399
Detected by number of BGPMon peers: 6

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