Possible BGP hijack

Beginning at 2024-02-06 00:42:33 UTC, we detected a possible BGP hijack.

Prefix 43.243.178.0/24, is normally announced by AS133606 VIETTELTIMORLESTE-AS-AP Viettel Timor Leste, TL.

But beginning at 2024-02-06 00:42:33, the same prefix (43.243.178.0/24) was also announced by ASN 0.

This was detected by 2 BGPMon peers.

Expected
Start time: 2024-02-06 00:42:33 UTC
Expected prefix: 43.243.178.0/24
Expected ASN: 133606 (VIETTELTIMORLESTE-AS-AP Viettel Timor Leste, TL)
Event Details
Detected advertisement: 43.243.178.0/24
Detected Origin ASN 0 ()
Detected AS Path 59
Detected by number of BGPMon peers: 2

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