Possible BGP hijack

Beginning at 2023-12-12 19:25:40 UTC, we detected a possible BGP hijack.

Prefix 203.26.83.0/24, is normally announced by AS135555 CITYCOMMS-AS-AP City Communications PTY LTD, AU.

But beginning at 2023-12-12 19:25:40, the same prefix (203.26.83.0/24) was also announced by ASN 45186.

This was detected by 14 BGPMon peers.

Expected
Start time: 2023-12-12 19:25:40 UTC
Expected prefix: 203.26.83.0/24
Expected ASN: 135555 (CITYCOMMS-AS-AP City Communications PTY LTD, AU)
Event Details
Detected advertisement: 203.26.83.0/24
Detected Origin ASN 45186 (IAMAGEEKNZ-AP IamaGeekNZ, AU)
Detected AS Path 394256 6939 24516 45186
Detected by number of BGPMon peers: 14

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