Possible BGP hijack

Beginning at 2022-08-09 20:36:36 UTC, we detected a possible BGP hijack.

Prefix 2001:256:100::/48, is normally announced by AS24367 CNGI-HZH-IX-AS-AP CERNET2 IX at Zhejiang University, CN.

But beginning at 2022-08-09 20:36:36, the same prefix (2001:256:100::/48) was also announced by ASN 4775.

This was detected by 7 BGPMon peers.

Expected
Start time: 2022-08-09 20:36:36 UTC
Expected prefix: 2001:256:100::/48
Expected ASN: 24367 (CNGI-HZH-IX-AS-AP CERNET2 IX at Zhejiang University, CN)
Event Details
Detected advertisement: 2001:256:100::/48
Detected Origin ASN 4775 (GLOBE-TELECOM-AS Globe Telecoms, PH)
Detected AS Path 31463 6762 2516 4775
Detected by number of BGPMon peers: 7

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