Home
/ 192.51.144.0/21
192.51.144.0/21
RIR
apnic
Country
JP
Status
allocated
Allocation date
1994-04-19
Ownership history
Org
Handle
First seen
Last seen
Takamichi Mizuhara
192.51.144.0 - 192.51.151.255
2026-07-18 22:45:53.176000
2026-08-26 14:01:00.104000