Possible BGP hijack

Beginning at 2020-12-11 15:57:42 UTC, we detected a possible BGP hijack.

Prefix 103.143.70.0/24, is normally announced by AS139389 TRANSNETPADANG-AS-ID PT. Marawa Transmisi Media, ID.

But beginning at 2020-12-11 15:57:42, the same prefix (103.143.70.0/24) was also announced by ASN 136933.

This was detected by 3 BGPMon peers.

Expected
Start time: 2020-12-11 15:57:42 UTC
Expected prefix: 103.143.70.0/24
Expected ASN: 139389 (TRANSNETPADANG-AS-ID PT. Marawa Transmisi Media, ID)
Event Details
Detected advertisement: 103.143.70.0/24
Detected Origin ASN 136933 (GIGABITBANK-AS-AP Gigabitbank Global, HK)
Detected AS Path 63956 3491 58453 136933
Detected by number of BGPMon peers: 3

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