Possible BGP hijack

Beginning at 2021-09-30 02:26:48, we detected a possible BGP hijack.

Prefix 2001:4998::/32, Normally announced by AS10310 YAHOO-1, US

Starting at 2021-09-30 02:26:48, a more specific route (2001:4998:58::/48) was announced by ASN 264078.

This was detected by 2 BGPMon peers.

Expected
Start time: 2021-09-30 02:26:48 UTC
Expected prefix: 2001:4998::/32
Expected ASN: 10310 (YAHOO-1, US)
Event Details
Detected advertisement: 2001:4998:58::/48
Detected Origin ASN 264078 (KAITIANA FERREIRA DOS SANTOS, BR)
Detected AS Path 52694 52554 264078
Detected by number of BGPMon peers: 2

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