Possible BGP hijack

Beginning at 2019-05-28 07:46:42 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS200387 ARLU, ES.

But beginning at 2019-05-28 07:46:42, the same prefix ( was also announced by ASN 56909.

This was detected by 177 BGPMon peers.

Start time: 2019-05-28 07:46:42 UTC
Expected prefix:
Expected ASN: 200387 (ARLU, ES)
Event Details
Detected advertisement:
Detected Origin ASN 56909 (TDPRARLUTV, ES)
Detected AS Path 200005 3356 1299 29119 56909
Detected by number of BGPMon peers: 177

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