Possible BGP hijack

Beginning at 2021-09-14 16:57:43 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS212178 ONSTP-HOST, GB.

But beginning at 2021-09-14 16:57:43, the same prefix ( was also announced by ASN 49434.

This was detected by 48 BGPMon peers.

Start time: 2021-09-14 16:57:43 UTC
Expected prefix:
Expected ASN: 212178 (ONSTP-HOST, GB)
Event Details
Detected advertisement:
Detected Origin ASN 49434 (HARMONYHOSTING-AS, FR)
Detected AS Path 63774 9607 4637 5511 49434
Detected by number of BGPMon peers: 48

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