Possible BGP hijack

Beginning at 2022-08-12 23:29:56 UTC, we detected a possible BGP hijack.

Prefix 192.158.42.0/24, is normally announced by AS3758 SINGNET SingNet, SG.

But beginning at 2022-08-12 23:29:56, the same prefix (192.158.42.0/24) was also announced by ASN 2687.

This was detected by 78 BGPMon peers.

Expected
Start time: 2022-08-12 23:29:56 UTC
Expected prefix: 192.158.42.0/24
Expected ASN: 3758 (SINGNET SingNet, SG)
Event Details
Detected advertisement: 192.158.42.0/24
Detected Origin ASN 2687 (ATGS-MMD-AS, US)
Detected AS Path 63774 9607 2687
Detected by number of BGPMon peers: 78

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