Possible BGP hijack

Beginning at 2023-11-13 19:22:57 UTC, we detected a possible BGP hijack.

Prefix 200.225.103.0/24, is normally announced by AS270694 BANCO NACIONAL DE DESENVOLVIMENTO ECONOMICO E SOCI, BR.

But beginning at 2023-11-13 19:22:57, the same prefix (200.225.103.0/24) was also announced by ASN 203.

This was detected by 6 BGPMon peers.

Expected
Start time: 2023-11-13 19:22:57 UTC
Expected prefix: 200.225.103.0/24
Expected ASN: 270694 (BANCO NACIONAL DE DESENVOLVIMENTO ECONOMICO E SOCI, BR)
Event Details
Detected advertisement: 200.225.103.0/24
Detected Origin ASN 203 (CENTURYLINK-LEGACY-LVLT-203, US)
Detected AS Path 31463 1299 3356 203
Detected by number of BGPMon peers: 6

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