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137.53.0.0/16
RIR
arin
Country
US
Status
allocated
Allocation date
1989-11-02
Ownership history
Org
Handle
First seen
Last seen
Oregon Health & Science University
NET-137-53-0-0-1
2026-07-16 19:36:20.256000
2026-09-02 20:03:25.547000