Possible BGP hijack

Beginning at 2023-09-17 17:01:07 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS139939 IDNIC-ISBI-AS-ID Institut Seni Budaya Indonesia Bandung, ID.

But beginning at 2023-09-17 17:01:07, the same prefix ( was also announced by ASN 7565.

This was detected by 3 BGPMon peers.

Start time: 2023-09-17 17:01:07 UTC
Expected prefix:
Expected ASN: 139939 (IDNIC-ISBI-AS-ID Institut Seni Budaya Indonesia Bandung, ID)
Event Details
Detected advertisement:
Detected Origin ASN 7565 (BDCOM-BD Rangs Nilu Square, 5th Floor, House 75, Road 5A, Dhanmondi RA, Dhaka 1209, BD)
Detected AS Path 63956 3491 58453 58717 7565 7565 7565 7565
Detected by number of BGPMon peers: 3

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