Possible BGP hijack

Beginning at 2021-02-27 02:06:27, we detected a possible BGP hijack.

Prefix 2401:7400::/32, Normally announced by AS4773 MOBILEONELTD-AS-AP MobileOne Ltd. Mobile/Internet Service Provider Singapore, SG

Starting at 2021-02-27 02:06:27, a more specific route (2401:7400:c801::/48) was announced by ASN 269684.

This was detected by 3 BGPMon peers.

Expected
Start time: 2021-02-27 02:06:27 UTC
Expected prefix: 2401:7400::/32
Expected ASN: 4773 (MOBILEONELTD-AS-AP MobileOne Ltd. Mobile/Internet Service Provider Singapore, SG)
Event Details
Detected advertisement: 2401:7400:c801::/48
Detected Origin ASN 269684 (LANFIBRA TELECOMUNICACOES - EIRELI, BR)
Detected AS Path 53131 266539 269684
Detected by number of BGPMon peers: 3

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