Possible BGP hijack

Beginning at 2020-05-28 19:07:30, we detected a possible BGP hijack.

Prefix, Normally announced by AS3257 GTT-BACKBONE GTT, DE

Starting at 2020-05-28 19:07:30, a more specific route ( was announced by ASN 208653.

This was detected by 151 BGPMon peers.

Start time: 2020-05-28 19:07:30 UTC
Expected prefix:
Expected ASN: 3257 (GTT-BACKBONE GTT, DE)
Event Details
Detected advertisement:
Detected Origin ASN 208653 (SI-ASN, DE)
Detected AS Path 29430 13030 6805 208653
Detected by number of BGPMon peers: 151

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