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128.137.0.0/16
RIR
arin
Country
US
Status
allocated
Allocation date
1986-07-08
Ownership history
Org
Handle
First seen
Last seen
Genentech, Inc.
NET-128-137-0-0-1
2026-07-16 16:17:01.791000
2026-09-02 16:43:03.292000