Possible BGP hijack

Beginning at 2021-12-25 01:54:48 UTC, we detected a possible BGP hijack.

Prefix 11.12.13.0/24, is normally announced by AS749 DNIC-AS-00749, US.

But beginning at 2021-12-25 01:54:48, the same prefix (11.12.13.0/24) was also announced by ASN 8346.

This was detected by 2 BGPMon peers.

Expected
Start time: 2021-12-25 01:54:48 UTC
Expected prefix: 11.12.13.0/24
Expected ASN: 749 (DNIC-AS-00749, US)
Event Details
Detected advertisement: 11.12.13.0/24
Detected Origin ASN 8346 (SONATEL-AS Autonomous System, EU)
Detected AS Path 2711 2914 12956 8346
Detected by number of BGPMon peers: 2

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