Data as of Nov 3, 2026
Autonomous system
AS1906
Northrop Grumman
Announces 834,304 addresses in 75 prefixes. None of it is anonymizer space.
Type
Business
US
Announced prefixes
| Prefix | Type | Holder | RPKI |
|---|---|---|---|
| 129.4.0.0/16 since Jul 2005 | Business | Northrop Grumman Corp. | |
| 130.124.0.0/16 since Jul 2020 | Business | Northrop Grumman Corp. | |
| 132.228.0.0/16 since May 2005 | Business | Northrop Grumman Corp. | |
| 134.223.0.0/16 since May 2005 | Business | Northrop Grumman Corp. | |
| 134.223.4.0/22 since Mar 2013 | Business | Northrop Grumman Corp. | |
| 134.223.8.0/22 since Mar 2013 | Business | Northrop Grumman Corp. | |
| 134.223.17.0/24 since May 2015 | Business | Northrop Grumman Corp. | |
| 134.223.19.0/24 since May 2015 | Business | Northrop Grumman Corp. | |
| 134.223.128.0/20 since Aug 2012 | Business | Northrop Grumman Corp. | |
| 134.223.160.0/20 since Oct 2012 | Business | Northrop Grumman Corp. | |
| 134.223.184.0/22 since Oct 2008 | Business | Northrop Grumman Corp. | |
| 134.223.188.0/22 since Oct 2012 | Business | Northrop Grumman Corp. | |
| 134.223.192.0/19 since Mar 2013 | Business | Northrop Grumman Corp. | |
| 134.223.224.0/19 since Mar 2013 | Business | Northrop Grumman Corp. | |
| 134.223.224.0/22 since Oct 2012 | Business | Northrop Grumman Corp. | |
| 134.223.228.0/23 since Oct 2012 | Business | Northrop Grumman Corp. | |
| 134.223.230.0/24 since Jan 2012 | Business | Northrop Grumman Corp. | |
| 134.223.231.0/24 since Jan 2012 | Business | Northrop Grumman Corp. | |
| 134.223.232.0/24 since Jan 2012 | Business | Northrop Grumman Corp. | |
| 134.223.236.0/22 since Oct 2012 | Business | Northrop Grumman Corp. | |
| 134.223.239.0/24 since Jan 2012 | Business | Northrop Grumman Corp. | |
| 137.51.0.0/16 since May 2005 | Business | Northrop Grumman Corp. | |
| 153.113.0.0/16 since May 2005 | Business | Northrop - Electronic Systems Division | |
| 155.104.0.0/16 since May 2005 | Business | Northrop Grumman Corp. | |
| 157.127.0.0/16 since May 2005 | Business | Northrop Grumman Corp. | |
| 158.114.0.0/16 since Jul 2005 | Business | Northrop Grumman Corp. | |
| 159.4.0.0/16 since May 2005 | Business | Aerojet Electronic Systems Div. | |
| 159.201.0.0/16 since May 2005 | Business | Northrop Grumman Corp. | |
| 167.225.0.0/17 since Apr 2007 | Business | Northrop Grumman Corp. | |
| 192.31.248.0/24 since May 2005 | Business | Aerojet Ordnance Company | |
| 192.35.84.0/24 since Jul 2005 | Business | Northrop Grumman Corp. | |
| 192.45.0.0/16 since Jul 2005 | Business | Northrop Grumman Corp. | |
| 192.45.0.0/19 since Dec 2023 | Business | Northrop Grumman Corp. | |
| 192.83.248.0/24 since Jul 2005 | Business | TRW Systems Division | |
| 192.86.67.0/24 since May 2005 | Business | ||
| 192.86.68.0/24 since Oct 2005 | Business | ||
| 192.86.69.0/24 since Mar 2013 | Business | ||
| 192.86.70.0/24 since Nov 2012 | Business | ||
| 192.86.71.0/24 since May 2005 | Business | ||
| 192.86.72.0/24 since May 2005 | Business | ||
| 192.86.73.0/24 since May 2005 | Business | ||
| 192.86.74.0/24 since May 2005 | Business | ||
| 192.86.75.0/24 since May 2005 | Business | ||
| 192.86.76.0/24 since Mar 2013 | Business | ||
| 192.107.246.0/24 since Jul 2020 | Business | Northrop Grumman Corp. | |
| 192.112.60.0/24 since Jun 2020 | Business | Northrop Grumman Corp. | |
| 192.112.143.0/24 since May 2005 | Business | Grumman Data Systems | |
| 192.112.144.0/24 since May 2005 | Business | Grumman Data Systems | |
| 192.112.146.0/24 since May 2010 | Business | Grumman Data Systems | |
| 192.112.147.0/24 since May 2005 | Business | Grumman Data Systems | |
| 192.135.211.0/24 since May 2005 | Business | ||
| 192.135.212.0/24 since May 2005 | Business | ||
| 192.150.201.0/24 since May 2005 | Business | Northrop Grumman Corp. | |
| 198.17.147.0/24 since May 2005 | Business | ||
| 198.49.249.0/24 since May 2005 | Business | ||
| 198.180.218.0/24 since May 2005 | Business | ||
| 198.202.184.0/24 since May 2005 | Business | ||
| 199.26.33.0/24 since May 2005 | Business | Grumman Data Systems and Services | |
| 199.26.34.0/24 since May 2005 | Business | Grumman Data Systems and Services | |
| 199.26.35.0/24 since May 2005 | Business | Grumman Data Systems and Services | |
| 199.26.36.0/24 since May 2005 | Business | Grumman Data Systems and Services | |
| 199.26.37.0/24 since May 2005 | Business | Grumman Data Systems and Services | |
| 199.26.38.0/24 since May 2005 | Business | Grumman Data Systems and Services | |
| 199.26.39.0/24 since Jul 2008 | Business | Grumman Data Systems and Services | |
| 199.26.50.0/24 since May 2008 | Business | Grumman Data Systems and Services | |
| 199.36.17.0/24 since Jul 2020 | Business | Northrop Grumman Corp. | |
| 199.165.146.0/24 since May 2005 | Business | ||
| 199.165.147.0/24 since May 2005 | Business | ||
| 199.165.148.0/24 since May 2005 | Business | ||
| 204.118.7.0/24 since May 2005 | Business | Cogent Communications, LLC | |
| 208.1.160.0/20 since May 2005 | Business | Cogent Communications, LLC | |
| 208.12.120.0/24 since May 2005 | Business | Cogent Communications, LLC | |
| 208.12.121.0/24 since Mar 2007 | Business | Cogent Communications, LLC | |
| 208.12.122.0/24 since May 2005 | Business | Cogent Communications, LLC | |
| 208.20.220.0/24 since May 2005 | Business | Cogent Communications, LLC |
Network & history
Profile
- Registered
- Jun 2, 1992
- Domain
- northropgrumman.com
- Industry
- Software Development
Routing patterns
How its announcements have moved
Arrivals