Possible BGP hijack

Beginning at 2023-01-12 22:23:24, we detected a possible BGP hijack.

Prefix 12.0.0.0/9, Normally announced by AS7018 ATT-INTERNET4, US

Starting at 2023-01-12 22:23:24, a more specific route (12.105.111.234/32) was announced by ASN 30721.

This was detected by 7 BGPMon peers.

Expected
Start time: 2023-01-12 22:23:24 UTC
Expected prefix: 12.0.0.0/9
Expected ASN: 7018 (ATT-INTERNET4, US)
Event Details
Detected advertisement: 12.105.111.234/32
Detected Origin ASN 30721 (SATGATE Vilnius, Lithuania, RU)
Detected AS Path 36692 9002 51259 30721
Detected by number of BGPMon peers: 7

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