Possible BGP hijack

Beginning at 2020-05-24 13:26:07 UTC, we detected a possible BGP hijack.

Prefix 203.1.78.0/24, is normally announced by AS7545 TPG-INTERNET-AP TPG Telecom Limited, AU.

But beginning at 2020-05-24 13:26:07, the same prefix (203.1.78.0/24) was also announced by ASN 136933.

This was detected by 17 BGPMon peers.

Expected
Start time: 2020-05-24 13:26:07 UTC
Expected prefix: 203.1.78.0/24
Expected ASN: 7545 (TPG-INTERNET-AP TPG Telecom Limited, AU)
Event Details
Detected advertisement: 203.1.78.0/24
Detected Origin ASN 136933 (GIGABITBANK-AS-AP Gigabitbank Global, HK)
Detected AS Path 133326 55811 38195 3491 58453 136933
Detected by number of BGPMon peers: 17

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