Possible BGP hijack

Beginning at 2021-03-31 17:00:34 UTC, we detected a possible BGP hijack.

Prefix 193.143.63.0/24, is normally announced by AS1759 TSF-IP-CORE Telia Finland Oyj, FI.

But beginning at 2021-03-31 17:00:34, the same prefix (193.143.63.0/24) was also announced by ASN 2830.

This was detected by 7 BGPMon peers.

Expected
Start time: 2021-03-31 17:00:34 UTC
Expected prefix: 193.143.63.0/24
Expected ASN: 1759 (TSF-IP-CORE Telia Finland Oyj, FI)
Event Details
Detected advertisement: 193.143.63.0/24
Detected Origin ASN 2830 (MCI-DUAL-HOMED-CUSTOMERS, NL)
Detected AS Path 63774 9607 4637 702 2830
Detected by number of BGPMon peers: 7

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