Possible BGP hijack

Beginning at 2023-05-23 18:32:02, we detected a possible BGP hijack.

Prefix 193.109.160.0/22, Normally announced by AS54339 Unknown

Starting at 2023-05-23 18:32:02, a more specific route (193.109.162.0/23) was announced by ASN 7018.

This was detected by 46 BGPMon peers.

Expected
Start time: 2023-05-23 18:32:02 UTC
Expected prefix: 193.109.160.0/22
Expected ASN: 54339 (Unknown)
Event Details
Detected advertisement: 193.109.162.0/23
Detected Origin ASN 7018 (ATT-INTERNET4, US)
Detected AS Path 7018
Detected by number of BGPMon peers: 46

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