Possible BGP hijack

Beginning at 2022-12-09 17:27:29, we detected a possible BGP hijack.

Prefix 191.168.0.0/15, Normally announced by AS26615 TIM SA, BR

Starting at 2022-12-09 17:27:29, a more specific route (191.168.34.0/24) was announced by ASN 9304.

This was detected by 63 BGPMon peers.

Expected
Start time: 2022-12-09 17:27:29 UTC
Expected prefix: 191.168.0.0/15
Expected ASN: 26615 (TIM SA, BR)
Event Details
Detected advertisement: 191.168.34.0/24
Detected Origin ASN 9304 (HUTCHISON-AS-AP HGC Global Communications Limited, HK)
Detected AS Path 200155 39392 33891 9304
Detected by number of BGPMon peers: 63

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