Possible BGP hijack

Beginning at 2019-04-14 21:38:25, we detected a possible BGP hijack.

Prefix 172.0.0.0/12, Normally announced by AS7018 ATT-INTERNET4 - AT&T Services, Inc., US

Starting at 2019-04-14 21:38:25, a more specific route (172.10.2.0/24) was announced by ASN 34984.

This was detected by 2 BGPMon peers.

Expected
Start time: 2019-04-14 21:38:25 UTC
Expected prefix: 172.0.0.0/12
Expected ASN: 7018 (ATT-INTERNET4 - AT&T Services, Inc., US)
Event Details
Detected advertisement: 172.10.2.0/24
Detected Origin ASN 34984 (TELLCOM-AS, TR)
Detected AS Path 34224 34984
Detected by number of BGPMon peers: 2

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