Data as of Nov 3, 2026
Autonomous system
AS391
Air Force Systems Networking
Announces 285,184 addresses in 40 prefixes. None of it is anonymizer space.
Type
Business
US
Announced prefixes
| Prefix | Type | Holder | RPKI |
|---|---|---|---|
| 128.202.0.0/16 since May 2025 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 128.236.0.0/16 since May 2025 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.38.0/23 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.40.0/21 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.44.0/24 since Sep 28, 2026 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.48.0/20 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.60.0/24 since Sep 28, 2026 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.64.0/20 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.65.0/24 since Sep 28, 2026 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.80.0/24 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.88.0/24 since Jul 2026 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.90.0/23 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.92.0/24 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.98.0/23 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.120.0/24 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.136.0/24 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.144.0/21 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.160.0/21 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.208.0/24 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.233.0/24 since Sep 2025 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.234.0/24 since Apr 2025 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.235.0/24 since Apr 2025 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.236.0/24 since Apr 2025 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.237.0/24 since Apr 2025 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.238.0/24 since Apr 2025 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.239.0/24 since May 2025 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.252.0/24 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 131.15.253.0/24 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 137.0.0.0/16 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 137.11.0.0/16 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 143.141.96.0/22 since Dec 2024 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 199.31.2.0/24 since May 2025 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 199.31.3.0/24 since May 2025 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 199.251.155.0/24 since Dec 2024 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 199.251.156.0/24 since Dec 2024 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 204.34.211.0/24 since May 2025 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 206.39.56.0/24 since Jun 2025 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 206.39.58.0/24 since Dec 2024 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 207.133.179.0/24 since Dec 2024 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 207.133.189.0/24 since Dec 2024 | Business | United States Department of Defense (DoD) via DoD Network Information Center |
Network & history
Profile
- Registered
- Aug 4, 1989
- Domain
- af.mil
- Industry
- Military, Defense, National Security, and International Affairs
Routing patterns
How its announcements have moved
Arrivals