Possible BGP hijack

Beginning at 2021-12-29 12:49:49, we detected a possible BGP hijack.

Prefix 177.36.234.0/23, Normally announced by AS53070 T-Systems do Brasil Ltda., BR

Starting at 2021-12-29 12:49:49, a more specific route (177.36.235.0/24) was announced by ASN 55002.

This was detected by 111 BGPMon peers.

Expected
Start time: 2021-12-29 12:49:49 UTC
Expected prefix: 177.36.234.0/23
Expected ASN: 53070 (T-Systems do Brasil Ltda., BR)
Event Details
Detected advertisement: 177.36.235.0/24
Detected Origin ASN 55002 (DEFENSE-NET, US)
Detected AS Path 27553 12129 6453 55002
Detected by number of BGPMon peers: 111

Watch the replay of this event

About BGPlay