Possible BGP hijack

Beginning at 2023-05-21 13:50:42 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS22773 ASN-CXA-ALL-CCI-22773-RDC, US.

But beginning at 2023-05-21 13:50:42, the same prefix ( was also announced by ASN 39521.

This was detected by 13 BGPMon peers.

Start time: 2023-05-21 13:50:42 UTC
Expected prefix:
Expected ASN: 22773 (ASN-CXA-ALL-CCI-22773-RDC, US)
Event Details
Detected advertisement:
Detected Origin ASN 39521 (TNGNET, NL)
Detected AS Path 48659 29535 6939 39521 39521
Detected by number of BGPMon peers: 13

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