Possible BGP hijack

Beginning at 2023-04-15 16:48:49 UTC, we detected a possible BGP hijack.

Prefix 103.31.4.0/22, is normally announced by AS395747 CLOUDFLARENET-SFO05, US.

But beginning at 2023-04-15 16:48:49, the same prefix (103.31.4.0/22) was also announced by ASN 205552.

This was detected by 2 BGPMon peers.

Expected
Start time: 2023-04-15 16:48:49 UTC
Expected prefix: 103.31.4.0/22
Expected ASN: 395747 (CLOUDFLARENET-SFO05, US)
Event Details
Detected advertisement: 103.31.4.0/22
Detected Origin ASN 205552 ()
Detected AS Path 205148 9002 5511 25198 205552
Detected by number of BGPMon peers: 2

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