Possible BGP hijack

Beginning at 2019-11-30 02:00:40 UTC, we detected a possible BGP hijack.

Prefix 156.71.149.0/24, is normally announced by AS4637 ASN-TELSTRA-GLOBAL Telstra Global, HK.

But beginning at 2019-11-30 02:00:40, the same prefix (156.71.149.0/24) was also announced by ASN 10753.

This was detected by 27 BGPMon peers.

Expected
Start time: 2019-11-30 02:00:40 UTC
Expected prefix: 156.71.149.0/24
Expected ASN: 4637 (ASN-TELSTRA-GLOBAL Telstra Global, HK)
Event Details
Detected advertisement: 156.71.149.0/24
Detected Origin ASN 10753 (LVLT-10753 - Level 3 Parent, LLC, US)
Detected AS Path 12779 2914 3356 3549 10753
Detected by number of BGPMon peers: 27

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