Data as of Nov 7, 2026
138.161.0.0/16
No anonymizer space · no proxy exits in 30 daysUnited States Department of Defense (DoD)
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 138.161.12.0/24 since Jan 2016 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.161.94.0/24 since Dec 2017 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 138.161.0.0/16 | 65,536 | DISN-IP-PRIVATEIP-1-0 | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | May 7, 1990 | disa. |
| └ 138.161.0.0/16 | 65,536 | DISN-IP-PRIVATEIP-1-0 | DoD Network Information Center (DNIC) · US | Reallocated | Aug 28, 2025 | disa. |
Network & registry
Announced by
Covering announcement 138.160.0.0/15
- Prefix
- 138.160.0.0/15
- Announced by
- AS721 United States Department of Defense (DoD)
- Type
- Business
- RPKI
- No RPKI
- RIR
- ARIN
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS721
US
- Name
- United States Department of Defense (DoD)
- Type
- Business
- Domain
- mail.mil
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 138.160.0.0/15
138.160.0.0/15
Routing history
- Pattern
- Stable
- First seen
- Jun 2011
- Current origin since
- Jun 2011 · 15 yr
- Origin networks
- 1
Whois
Registration for this announcement
138.160.0.0/15 spans several registrations: 4 records are listed under Registrations.
- RIR
- ARIN
- Country
- US
- Delegated
- May 7, 1990
- Status
- assigned