Data as of Nov 3, 2026
Autonomous system
AS27529
General Dynamics Information Technology, Inc.
Announces 1,792 addresses in 7 prefixes. None of it is anonymizer space.
Type
Business
US
Announced prefixes
| Prefix | Type | Holder | RPKI |
|---|---|---|---|
| 12.23.28.0/24 since May 2005 | Business | AT&T Enterprises, LLC | |
| 12.138.104.0/24 since Feb 2022 | Business | AT&T Enterprises, LLC | |
| 12.204.168.0/24 since Mar 2009 | Business | AT&T Enterprises, LLC | |
| 12.204.175.0/24 since Aug 2009 | Business | AT&T Enterprises, LLC | |
| 12.218.0.0/24 since Aug 2011 | Business | AT&T Enterprises, LLC | |
| 12.218.1.0/24 since Feb 2012 | Business | AT&T Enterprises, LLC | |
| 12.218.2.0/24 since Feb 2012 | Business | AT&T Enterprises, LLC |
Network & history
Profile
- Registered
- Mar 25, 2003
- Industry
- Hosting and Cloud Provider
Routing patterns
How its announcements have moved
Arrivals