Possible BGP hijack

Beginning at 2022-11-04 14:15:37 UTC, we detected a possible BGP hijack.

Prefix 154.62.136.0/24, is normally announced by AS43054 Unknown.

But beginning at 2022-11-04 14:15:37, the same prefix (154.62.136.0/24) was also announced by ASN 16633.

This was detected by 28 BGPMon peers.

Expected
Start time: 2022-11-04 14:15:37 UTC
Expected prefix: 154.62.136.0/24
Expected ASN: 43054 (Unknown)
Event Details
Detected advertisement: 154.62.136.0/24
Detected Origin ASN 16633 (I-3, US)
Detected AS Path 51944 3257 16633
Detected by number of BGPMon peers: 28

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