Possible BGP hijack

Beginning at 2021-11-13 12:04:09 UTC, we detected a possible BGP hijack.

Prefix 177.66.6.0/24, is normally announced by AS52649 Tribunal de Justica do Estado do Rio Grande do Sul, BR.

But beginning at 2021-11-13 12:04:09, the same prefix (177.66.6.0/24) was also announced by ASN 203.

This was detected by 53 BGPMon peers.

Expected
Start time: 2021-11-13 12:04:09 UTC
Expected prefix: 177.66.6.0/24
Expected ASN: 52649 (Tribunal de Justica do Estado do Rio Grande do Sul, BR)
Event Details
Detected advertisement: 177.66.6.0/24
Detected Origin ASN 203 (CENTURYLINK-LEGACY-LVLT-203, US)
Detected AS Path 4270 3549 3356 203
Detected by number of BGPMon peers: 53

Watch the replay of this event

About BGPlay