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163.221.0.0/16
RIR
apnic
Country
JP
Status
allocated
Allocation date
1993-03-26
Ownership history
Org
Handle
First seen
Last seen
Masatoshi Kakiuchi
163.221.0.0 - 163.221.255.255
2026-07-17 11:12:27.182000
2026-08-25 02:21:50.206000