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143.81.0.0/16
RIR
arin
Country
US
Status
allocated
Allocation date
1990-03-26
Ownership history
Org
Handle
First seen
Last seen
Headquarters, USAISC
NET-143-81-0-0-2
2026-07-16 23:12:51.834000
2026-09-02 23:43:08.513000