Possible BGP hijack

Beginning at 2020-05-23 18:09:32 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS11174 AS-ATHEN-1, US.

But beginning at 2020-05-23 18:09:32, the same prefix ( was also announced by ASN 136933.

This was detected by 3 BGPMon peers.

Start time: 2020-05-23 18:09:32 UTC
Expected prefix:
Expected ASN: 11174 (AS-ATHEN-1, US)
Event Details
Detected advertisement:
Detected Origin ASN 136933 (GIGABITBANK-AS-AP Gigabitbank Global, HK)
Detected AS Path 133326 7545 3491 58453 136933
Detected by number of BGPMon peers: 3

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