Possible BGP hijack

Beginning at 2020-08-24 20:44:34, we detected a possible BGP hijack.

Prefix 2a0f:1040::/29, Normally announced by AS17233 ATT-CERFNET-BLOCK, US

Starting at 2020-08-24 20:44:34, a more specific route (2a0f:1040::/30) was announced by ASN 208254.

This was detected by 51 BGPMon peers.

Start time: 2020-08-24 20:44:34 UTC
Expected prefix: 2a0f:1040::/29
Expected ASN: 17233 (ATT-CERFNET-BLOCK, US)
Event Details
Detected advertisement: 2a0f:1040::/30
Detected Origin ASN 208254 (V6PROXIES, GB)
Detected AS Path 3277 3267 174 3356 46573 208254
Detected by number of BGPMon peers: 51

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