Possible BGP hijack

Beginning at 2023-09-28 08:41:28, we detected a possible BGP hijack.

Prefix 38.0.0.0/8, Normally announced by AS174 COGENT-174, US

Starting at 2023-09-28 08:41:28, a more specific route (38.253.224.0/24) was announced by ASN 139952.

This was detected by 49 BGPMon peers.

Expected
Start time: 2023-09-28 08:41:28 UTC
Expected prefix: 38.0.0.0/8
Expected ASN: 174 (COGENT-174, US)
Event Details
Detected advertisement: 38.253.224.0/24
Detected Origin ASN 139952 (TRIDATA-AS-ID PT Trisari Data Indonusa, ID)
Detected AS Path 63956 138840 139952
Detected by number of BGPMon peers: 49

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