Possible BGP hijack

Beginning at 2023-01-16 09:00:13 UTC, we detected a possible BGP hijack.

Prefix 185.78.148.0/22, is normally announced by AS5 SYMBOLICS, US.

But beginning at 2023-01-16 09:00:13, the same prefix (185.78.148.0/22) was also announced by ASN 3.

This was detected by 35 BGPMon peers.

Expected
Start time: 2023-01-16 09:00:13 UTC
Expected prefix: 185.78.148.0/22
Expected ASN: 5 (SYMBOLICS, US)
Event Details
Detected advertisement: 185.78.148.0/22
Detected Origin ASN 3 (MIT-GATEWAYS, US)
Detected AS Path 200155 12741 201323 3
Detected by number of BGPMon peers: 35

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