Possible BGP hijack

Beginning at 2021-01-21 12:21:54, we detected a possible BGP hijack.

Prefix 5.45.72.0/22, Normally announced by AS50673 SERVERIUS-AS, NL

Starting at 2021-01-21 12:21:54, a more specific route (5.45.75.11/32) was announced by ASN 12741.

This was detected by 3 BGPMon peers.

Expected
Start time: 2021-01-21 12:21:54 UTC
Expected prefix: 5.45.72.0/22
Expected ASN: 50673 (SERVERIUS-AS, NL)
Event Details
Detected advertisement: 5.45.75.11/32
Detected Origin ASN 12741 (AS-NETIA Warszawa 02-822, PL)
Detected AS Path 203086 12741
Detected by number of BGPMon peers: 3

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