Possible BGP hijack

Beginning at 2021-11-17 16:26:04, we detected a possible BGP hijack.

Prefix 154.206.0.0/16, Normally announced by AS35916 MULTA-ASN1, US

Starting at 2021-11-17 16:26:04, a more specific route (154.206.13.0/24) was announced by ASN 271931.

This was detected by 115 BGPMon peers.

Expected
Start time: 2021-11-17 16:26:04 UTC
Expected prefix: 154.206.0.0/16
Expected ASN: 35916 (MULTA-ASN1, US)
Event Details
Detected advertisement: 154.206.13.0/24
Detected Origin ASN 271931 ()
Detected AS Path 263287 61568 6830 23520 263689 271931
Detected by number of BGPMon peers: 115

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