Possible BGP hijack

Beginning at 2019-02-11 06:21:53 UTC, we detected a possible BGP hijack.

Prefix 198.228.47.0/24, is normally announced by AS7018 ATT-INTERNET4 - AT&T Services, Inc., US.

But beginning at 2019-02-11 06:21:53, the same prefix (198.228.47.0/24) was also announced by ASN 46723.

This was detected by 191 BGPMon peers.

Expected
Start time: 2019-02-11 06:21:53 UTC
Expected prefix: 198.228.47.0/24
Expected ASN: 7018 (ATT-INTERNET4 - AT&T Services, Inc., US)
Event Details
Detected advertisement: 198.228.47.0/24
Detected Origin ASN 46723 (RESNET - RESNET, US)
Detected AS Path 49497 16243 47886 2914 1299 46450 46723
Detected by number of BGPMon peers: 191

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