Possible BGP hijack

Beginning at 2023-11-24 14:32:02, we detected a possible BGP hijack.

Prefix, Normally announced by AS263611 ZUM TELECOM LTDA- ME, BR

Starting at 2023-11-24 14:32:02, a more specific route ( was announced by ASN 265171.

This was detected by 5 BGPMon peers.

Start time: 2023-11-24 14:32:02 UTC
Expected prefix:
Expected ASN: 263611 (ZUM TELECOM LTDA- ME, BR)
Event Details
Detected advertisement:
Detected Origin ASN 265171 (SITELBRA LTDA, BR)
Detected AS Path 59919 49367 6762 26615 26615 265171
Detected by number of BGPMon peers: 5

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