Possible BGP hijack

Beginning at 2023-07-12 09:15:03, we detected a possible BGP hijack.

Prefix 154.49.138.0/23, Normally announced by AS47583 AS-HOSTINGER, CY

Starting at 2023-07-12 09:15:03, a more specific route (154.49.138.0/24) was announced by ASN 12389.

This was detected by 55 BGPMon peers.

Expected
Start time: 2023-07-12 09:15:03 UTC
Expected prefix: 154.49.138.0/23
Expected ASN: 47583 (AS-HOSTINGER, CY)
Event Details
Detected advertisement: 154.49.138.0/24
Detected Origin ASN 12389 (ROSTELECOM-AS, RU)
Detected AS Path 63956 1299 3356 12389
Detected by number of BGPMon peers: 55

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