Possible BGP hijack

Beginning at 2020-07-11 09:13:41 UTC, we detected a possible BGP hijack.

Prefix 130.23.248.0/24, is normally announced by AS3902 GLAXOSMITHKLINE, US.

But beginning at 2020-07-11 09:13:41, the same prefix (130.23.248.0/24) was also announced by ASN 45753.

This was detected by 7 BGPMon peers.

Expected
Start time: 2020-07-11 09:13:41 UTC
Expected prefix: 130.23.248.0/24
Expected ASN: 3902 (GLAXOSMITHKLINE, US)
Event Details
Detected advertisement: 130.23.248.0/24
Detected Origin ASN 45753 (NETSEC-HK NETSEC, HK)
Detected AS Path 133326 55811 38195 3491 58453 45753
Detected by number of BGPMon peers: 7

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