Possible BGP hijack

Beginning at 2021-01-04 06:09:16, we detected a possible BGP hijack.

Prefix 172.112.0.0/13, Normally announced by AS20001 TWC-20001-PACWEST, US

Starting at 2021-01-04 06:09:16, a more specific route (172.119.43.0/24) was announced by ASN 23593.

This was detected by 89 BGPMon peers.

Expected
Start time: 2021-01-04 06:09:16 UTC
Expected prefix: 172.112.0.0/13
Expected ASN: 20001 (TWC-20001-PACWEST, US)
Event Details
Detected advertisement: 172.119.43.0/24
Detected Origin ASN 23593 (BKLNETWORK-AS-KR bkl LLC, KR)
Detected AS Path 263287 262868 52720 28598 3356 1239 9318 23593
Detected by number of BGPMon peers: 89

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