Possible BGP hijack

Beginning at 2017-04-20 08:09:02, we detected a possible BGP hijack.

Prefix, Normally announced by AS21928 T-Mobile USA, Inc.

Starting at 2017-04-20 08:09:02, a more specific route ( was announced by ASN 202158.

This was detected by 168 BGPMon peers.

Start time: 2017-04-20 08:09:02 UTC
Expected prefix:
Expected ASN: 21928 (T-Mobile USA, Inc.)
Event Details
Detected advertisement:
Detected Origin ASN 202158 (Tele Satelite De Mazarron SL)
Detected AS Path 27257 2914 1299 29119 202158
Detected by number of BGPMon peers: 168

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