Possible BGP hijack

Beginning at 2023-09-19 14:06:18 UTC, we detected a possible BGP hijack.

Prefix 104.18.55.0/24, is normally announced by AS13335 CLOUDFLARENET, US.

But beginning at 2023-09-19 14:06:18, the same prefix (104.18.55.0/24) was also announced by ASN 137554.

This was detected by 2 BGPMon peers.

Expected
Start time: 2023-09-19 14:06:18 UTC
Expected prefix: 104.18.55.0/24
Expected ASN: 13335 (CLOUDFLARENET, US)
Event Details
Detected advertisement: 104.18.55.0/24
Detected Origin ASN 137554 (DREAMNET-AS-AP Dream.Net, BD)
Detected AS Path 51944 57463 9498 58599 137554
Detected by number of BGPMon peers: 2

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