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192.51.54.0/24
RIR
apnic
Country
JP
Status
assigned
Allocation date
1994-07-11
Ownership history
Org
Handle
First seen
Last seen
Takashi Ishikawa
192.51.52.0 - 192.51.54.255
2026-07-18 22:42:58.403000
2026-08-26 14:00:29.072000