Possible BGP hijack

Beginning at 2020-06-16 06:19:56 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS135596 HANSTECH-AS-HK Hans Online Services, TW.

But beginning at 2020-06-16 06:19:56, the same prefix ( was also announced by ASN 137992.

This was detected by 2 BGPMon peers.

Start time: 2020-06-16 06:19:56 UTC
Expected prefix:
Expected ASN: 135596 (HANSTECH-AS-HK Hans Online Services, TW)
Event Details
Detected advertisement:
Detected Origin ASN 137992 (LEIDC1-AS-AP Leidc Co., Limited, HK)
Detected AS Path 133812 137363 18351 6939 4637 137992
Detected by number of BGPMon peers: 2

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