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121.4.0.0/15
RIR
apnic
Country
CN
Status
allocated
Allocation date
2006-05-16
Ownership history
Org
Handle
First seen
Last seen
James Tian
121.4.0.0 - 121.5.255.255
2026-07-16 14:41:04.004000
2026-09-02 15:04:21.003000