Possible BGP hijack

Beginning at 2023-02-15 16:08:02 UTC, we detected a possible BGP hijack.

Prefix 192.231.5.0/24, is normally announced by AS7545 TPG-INTERNET-AP TPG Telecom Limited, AU.

But beginning at 2023-02-15 16:08:02, the same prefix (192.231.5.0/24) was also announced by ASN 397144.

This was detected by 12 BGPMon peers.

Expected
Start time: 2023-02-15 16:08:02 UTC
Expected prefix: 192.231.5.0/24
Expected ASN: 7545 (TPG-INTERNET-AP TPG Telecom Limited, AU)
Event Details
Detected advertisement: 192.231.5.0/24
Detected Origin ASN 397144 ()
Detected AS Path 11039 4901 11164 35280 843 397144
Detected by number of BGPMon peers: 12

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