Possible BGP hijack

Beginning at 2019-10-12 12:27:14, we detected a possible BGP hijack.

Prefix 204.91.0.0/16, Normally announced by AS2828 XO-AS15 - MCI Communications Services, Inc. d/b/a Verizon Business, US

Starting at 2019-10-12 12:27:14, a more specific route (204.91.208.0/24) was announced by ASN 134196.

This was detected by 167 BGPMon peers.

Expected
Start time: 2019-10-12 12:27:14 UTC
Expected prefix: 204.91.0.0/16
Expected ASN: 2828 (XO-AS15 - MCI Communications Services, Inc. d/b/a Verizon Business, US)
Event Details
Detected advertisement: 204.91.208.0/24
Detected Origin ASN 134196 (ULAN-NETWORK-LIMITED ULan Network Limited, HK)
Detected AS Path 393891 701 6453 134196
Detected by number of BGPMon peers: 167

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