Possible BGP hijack

Beginning at 2021-02-13 14:43:17 UTC, we detected a possible BGP hijack.

Prefix 217.156.174.0/24, is normally announced by AS3549 LVLT-3549, US.

But beginning at 2021-02-13 14:43:17, the same prefix (217.156.174.0/24) was also announced by ASN 43347.

This was detected by 42 BGPMon peers.

Expected
Start time: 2021-02-13 14:43:17 UTC
Expected prefix: 217.156.174.0/24
Expected ASN: 3549 (LVLT-3549, US)
Event Details
Detected advertisement: 217.156.174.0/24
Detected Origin ASN 43347 (ULLINK, FR)
Detected AS Path 8676 3356 395189 43347 43347 43347 43347
Detected by number of BGPMon peers: 42

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