Autonomous system
AS518 DNIC-AS-00518
Unclassified ARIN
IPv4 addresses
7.42K
7 prefixes
IPv6 prefixes
2
counted as prefixes, not addresses
Countries
1
mostly US
Flagged prefixes
0
none
Summary
US Department of Defense
government military legacy
A US Department of Defense network (DNIC-AS-00518), registered to the Defense
Network Information Center (DNIC).
What it's used for
- US government / military networking. The specific unit is not identifiable from public registry data.
Notable
- A US government / DoD network, not a commercial ISP or host. Registered to the DoD Network Information Center (DNIC), which holds many federal ASNs.
- The low AS number reflects an early-internet allocation from the DoD's large block of sequentially assigned numbers.
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy. Source, and how to suggest an edit.
Address space
Summary
| Country | Name | Prefixes |
|---|---|---|
| US | United States of America | 9 |
Registry
Allocation record
- Registry
- ARIN
- Handle
AS518- Registry name
- DNIC-AS-00518
- Registrant
- United States Department of Defense (DoD)
- Abuse contact
- disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
- Registered
- 1989-09-08
- Last changed
- 2025-09-12
- Status
- active
Reputation
Classification and threat
Unclassified Not in the curated lists. Most of the ~80,000 allocated ASNs are not.
No IC3 indicators Nothing from the FBI IC3 feed.
Threat data is alpha. Absence of an indicator is not evidence of good behaviour, only of absence from this one feed.
Elsewhere