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203.57.12.0/23
RIR
apnic
Country
CN
Status
allocated
Allocation date
2011-04-14
Ownership history
Org
Handle
First seen
Last seen
IRT-CHINANET-CN
203.57.12.0 - 203.57.13.255
2026-07-21 04:04:15.683000
2026-08-28 19:21:13.355000