Possible BGP hijack

Beginning at 2023-08-18 17:36:38 UTC, we detected a possible BGP hijack.

Prefix 61.189.128.0/17, is normally announced by AS4134 CHINANET-BACKBONE No.31,Jin-rong Street, CN.

But beginning at 2023-08-18 17:36:38, the same prefix (61.189.128.0/17) was also announced by ASN 150748.

This was detected by 25 BGPMon peers.

Expected
Start time: 2023-08-18 17:36:38 UTC
Expected prefix: 61.189.128.0/17
Expected ASN: 4134 (CHINANET-BACKBONE No.31,Jin-rong Street, CN)
Event Details
Detected advertisement: 61.189.128.0/17
Detected Origin ASN 150748 ()
Detected AS Path 51944 3257 6453 9498 150748
Detected by number of BGPMon peers: 25

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