Possible BGP hijack

Beginning at 2023-08-25 19:20:39 UTC, we detected a possible BGP hijack.

Prefix 138.117.249.0/24, is normally announced by AS270662 SEMPPRE ONLINE LTDA., BR.

But beginning at 2023-08-25 19:20:39, the same prefix (138.117.249.0/24) was also announced by ASN 265171.

This was detected by 2 BGPMon peers.

Expected
Start time: 2023-08-25 19:20:39 UTC
Expected prefix: 138.117.249.0/24
Expected ASN: 270662 (SEMPPRE ONLINE LTDA., BR)
Event Details
Detected advertisement: 138.117.249.0/24
Detected Origin ASN 265171 (SITELBRA LTDA, BR)
Detected AS Path 28646 8167 4230 265171
Detected by number of BGPMon peers: 2

Watch the replay of this event

About BGPlay