Possible BGP hijack

Beginning at 2023-08-30 10:38:49 UTC, we detected a possible BGP hijack.

Prefix 200.24.16.0/20, is normally announced by AS10753 LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE, US.

But beginning at 2023-08-30 10:38:49, the same prefix (200.24.16.0/20) was also announced by ASN 273027.

This was detected by 54 BGPMon peers.

Expected
Start time: 2023-08-30 10:38:49 UTC
Expected prefix: 200.24.16.0/20
Expected ASN: 10753 (LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE, US)
Event Details
Detected advertisement: 200.24.16.0/20
Detected Origin ASN 273027 ()
Detected AS Path 1126 3549 273027
Detected by number of BGPMon peers: 54

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