Data as of Nov 3, 2026
199.10.128.0/21
No anonymizer space · no proxy exits in 30 daysUnited States Department of Defense (DoD)
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 199.10.128.0 - 199.10.132.255 | 1,280 | NETBLK-MALS11NALC | unknown | — | — | — |
| └ 199.10.128.0 - 199.10.132.255 | 1,280 | NETBLK-MALS11NALC | Marine Corps Cyberspace Operations Group (UNOC) · US | Allocation | Aug 13, 2025 | [email protected] |
| 199.10.133.0/24 | 256 | DNIC-RNET-199-010-133 | unknown | — | — | — |
| └ 199.10.133.0/24 | 256 | DNIC-RNET-199-010-133 | DoD Network Information Center (DNIC) · US | Allocation | Sep 11, 2025 | [email protected] |
| 199.10.134.0/24 | 256 | ALEQLAB | unknown | — | — | — |
| └ 199.10.134.0/24 | 256 | ALEQLAB | Air Force Systems Networking (7ESG) · US | Allocation | Aug 20, 2025 | [email protected] |
| 199.10.135.0/24 | 256 | DNIC-RNET-199-10-135 | unknown | — | — | — |
| └ 199.10.135.0/24 | 256 | DNIC-RNET-199-10-135 | DoD Network Information Center (DNIC) · US | Allocation | Sep 11, 2025 | [email protected] |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS749
US
- Name
- United States Department of Defense (DoD)
- Type
- Business
- Domain
- mail.mil
- Industry
- Military, Defense, National Security, and International Affairs
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2021
- Current origin since
- Sep 2021 · 5.1 yr
- Origin networks
- 1
Whois
Registration for this announcement
199.10.128.0/21 spans several registrations: 8 records are listed under Registrations.
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 14, 1993
- Status
- assigned