Possible BGP hijack

Beginning at 2020-09-29 17:46:06, we detected a possible BGP hijack.

Prefix 12.0.0.0/9, Normally announced by AS7018 ATT-INTERNET4, US

Starting at 2020-09-29 17:46:06, a more specific route (12.41.110.0/24) was announced by ASN 1221.

This was detected by 141 BGPMon peers.

Expected
Start time: 2020-09-29 17:46:06 UTC
Expected prefix: 12.0.0.0/9
Expected ASN: 7018 (ATT-INTERNET4, US)
Event Details
Detected advertisement: 12.41.110.0/24
Detected Origin ASN 1221 (ASN-TELSTRA Telstra Corporation Ltd, AU)
Detected AS Path 199477 49289 49289 49289 6762 4637 1221
Detected by number of BGPMon peers: 141

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