Possible BGP hijack

Beginning at 2021-12-25 01:54:46, we detected a possible BGP hijack.

Prefix, Normally announced by AS21928 T-MOBILE-AS21928, US

Starting at 2021-12-25 01:54:46, a more specific route ( was announced by ASN 8346.

This was detected by 27 BGPMon peers.

Start time: 2021-12-25 01:54:46 UTC
Expected prefix:
Expected ASN: 21928 (T-MOBILE-AS21928, US)
Event Details
Detected advertisement:
Detected Origin ASN 8346 (SONATEL-AS Autonomous System, EU)
Detected AS Path 59919 49367 6762 12956 8346
Detected by number of BGPMon peers: 27

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