Prefix
129.4.0.0/16
Routing
Announcement
- Announced by
- AS1906 NORTHROP-GRUMMAN
- Network type
- Unclassified
- Covering announcement
- 129.4.0.0/16
- Country
- 🇺🇸 United States of America
Registration
Allocation record
- Registry
- ARIN
- Handle
NET-129-4-0-0-1- Network name
- TRW
- Type
- DIRECT ALLOCATION
- Range
- 129.4.0.0 – 129.4.255.255
- Parent
NET-129-0-0-0-0- Organisation
- Northrop Grumman Corp.
- Abuse contact
- ronjay.johnson@ngc.com
- Registered
- 1988-03-09
- Last changed
- 2026-05-27