Possible BGP hijack

Beginning at 2022-11-26 08:09:58 UTC, we detected a possible BGP hijack.

Prefix 77.90.178.0/24, is normally announced by AS42821 RAPIDNET-DE Haunstetter Str. 19, DE.

But beginning at 2022-11-26 08:09:58, the same prefix (77.90.178.0/24) was also announced by ASN 138687.

This was detected by 2 BGPMon peers.

Expected
Start time: 2022-11-26 08:09:58 UTC
Expected prefix: 77.90.178.0/24
Expected ASN: 42821 (RAPIDNET-DE Haunstetter Str. 19, DE)
Event Details
Detected advertisement: 77.90.178.0/24
Detected Origin ASN 138687 ()
Detected AS Path 15547 4455 213035 138687
Detected by number of BGPMon peers: 2

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