Possible BGP hijack

Beginning at 2021-10-03 02:13:15 UTC, we detected a possible BGP hijack.

Prefix 185.81.74.0/24, is normally announced by AS42874 GILEAD, US.

But beginning at 2021-10-03 02:13:15, the same prefix (185.81.74.0/24) was also announced by ASN 203.

This was detected by 57 BGPMon peers.

Expected
Start time: 2021-10-03 02:13:15 UTC
Expected prefix: 185.81.74.0/24
Expected ASN: 42874 (GILEAD, US)
Event Details
Detected advertisement: 185.81.74.0/24
Detected Origin ASN 203 (CENTURYLINK-LEGACY-LVLT-203, US)
Detected AS Path 393891 6939 3356 203
Detected by number of BGPMon peers: 57

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