Possible BGP hijack

Beginning at 2019-03-05 08:37:31 UTC, we detected a possible BGP hijack.

Prefix 131.228.96.0/24, is normally announced by AS21856 -Reserved AS-, ZZ.

But beginning at 2019-03-05 08:37:31, the same prefix (131.228.96.0/24) was also announced by ASN 24301.

This was detected by 9 BGPMon peers.

Expected
Start time: 2019-03-05 08:37:31 UTC
Expected prefix: 131.228.96.0/24
Expected ASN: 21856 (-Reserved AS-, ZZ)
Event Details
Detected advertisement: 131.228.96.0/24
Detected Origin ASN 24301 (Unknown)
Detected AS Path 133326 4826 1299 4134 4847 24301
Detected by number of BGPMon peers: 9

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