Data as of Nov 9, 2026
Autonomous system
AS361
United States Department of Defense (DoD)
Announces 393,216 addresses in 14 prefixes. None of it is anonymizer space.
Type
Business
US
Announced prefixes
| Prefix | Type | Holder | RPKI |
|---|---|---|---|
| 55.6.0.0/16 since Mar 2020 | Business | via Headquarters, USAISC | |
| 55.59.0.0/16 since Aug 2008 | Business | via Headquarters, USAISC | |
| 55.59.19.0/24 since Apr 2019 | Business | via Headquarters, USAISC | |
| 55.62.0.0/16 since Aug 2008 | Business | via Headquarters, USAISC | |
| 55.63.0.0/16 since Aug 2008 | Business | via Headquarters, USAISC | |
| 55.63.0.0/17 since Sep 2025 | Business | via Headquarters, USAISC | |
| 55.63.128.0/17 since Sep 2025 | Business | via Headquarters, USAISC | |
| 55.96.0.0/16 since Aug 2008 | Business | via Headquarters, USAISC | |
| 55.96.11.0/24 since Apr 2025 | Business | via Headquarters, USAISC | |
| 55.96.12.0/24 since Apr 2025 | Business | via Headquarters, USAISC | |
| 55.96.13.0/24 since Apr 2025 | Business | via Headquarters, USAISC | |
| 55.96.14.0/24 since Apr 2025 | Business | via Headquarters, USAISC | |
| 55.96.15.0/24 since Apr 2025 | Business | via Headquarters, USAISC | |
| 55.97.0.0/16 since Aug 2008 | Business | via Headquarters, USAISC |
Network & history
Profile
- Registered
- Jun 30, 1989
- Domain
- mail.mil
- Industry
- Military, Defense, National Security, and International Affairs
Routing patterns
How its announcements have moved
Arrivals