Possible BGP hijack

Beginning at 2021-11-26 12:31:46 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS174 COGENT-174, US.

But beginning at 2021-11-26 12:31:46, the same prefix ( was also announced by ASN 12357.

This was detected by 4 BGPMon peers.

Start time: 2021-11-26 12:31:46 UTC
Expected prefix:
Expected ASN: 174 (COGENT-174, US)
Event Details
Detected advertisement:
Detected Origin ASN 12357 (COMUNITEL SPAIN, ES)
Detected AS Path 14613 6939 12430 12357
Detected by number of BGPMon peers: 4

Watch the replay of this event

About BGPlay