Possible BGP hijack

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

Prefix 157.133.176.0/21, is normally announced by AS6979 SAP-SE-PHL, US.

But beginning at 2020-09-29 17:46:06, the same prefix (157.133.176.0/21) was also announced by ASN 1221.

This was detected by 125 BGPMon peers.

Expected
Start time: 2020-09-29 17:46:06 UTC
Expected prefix: 157.133.176.0/21
Expected ASN: 6979 (SAP-SE-PHL, US)
Event Details
Detected advertisement: 157.133.176.0/21
Detected Origin ASN 1221 (ASN-TELSTRA Telstra Corporation Ltd, AU)
Detected AS Path 133326 7545 2764 1221
Detected by number of BGPMon peers: 125

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