Possible BGP hijack

Beginning at 2020-10-02 15:35:15, we detected a possible BGP hijack.

Prefix 192.214.128.0/18, Normally announced by AS22423 ALTIMA-TELECOM, CA

Starting at 2020-10-02 15:35:15, a more specific route (192.214.144.0/20) was announced by ASN 398765.

This was detected by 142 BGPMon peers.

Expected
Start time: 2020-10-02 15:35:15 UTC
Expected prefix: 192.214.128.0/18
Expected ASN: 22423 (ALTIMA-TELECOM, CA)
Event Details
Detected advertisement: 192.214.144.0/20
Detected Origin ASN 398765 (TEPACONNECT, US)
Detected AS Path 8399 3257 7018 398765
Detected by number of BGPMon peers: 142

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