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161.57.0.0/16
RIR
arin
Country
US
Status
allocated
Allocation date
1992-06-01
Ownership history
Org
Handle
First seen
Last seen
Ferris State University
NET-161-57-0-0-1
2026-07-17 08:31:19.949000
2026-08-24 23:36:47.763000