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129.19.0.0/16
RIR
arin
Country
US
Status
allocated
Allocation date
1987-07-08
Ownership history
Org
Handle
First seen
Last seen
Colorado State University
NET-129-19-0-0-1
2026-07-16 16:31:03.356000
2026-09-02 16:54:39.787000