Possible BGP hijack

Beginning at 2022-10-20 17:58:42, we detected a possible BGP hijack.

Prefix 129.227.128.0/17, Normally announced by AS21859 ZEN-ECN, US

Starting at 2022-10-20 17:58:42, a more specific route (129.227.185.0/24) was announced by ASN 18004.

This was detected by 30 BGPMon peers.

Expected
Start time: 2022-10-20 17:58:42 UTC
Expected prefix: 129.227.128.0/17
Expected ASN: 21859 (ZEN-ECN, US)
Event Details
Detected advertisement: 129.227.185.0/24
Detected Origin ASN 18004 (WIRELESSNET-ID PT WIRELESS INDONESIA WIN , ID)
Detected AS Path 205206 33891 23947 18004 18004 18004 18004 18004 18004 18004 18004 18004 18004 18004 18004 18004 18004 18004 18004 18004 18004
Detected by number of BGPMon peers: 30

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