Data as of Nov 3, 2026
28.5.0.0/16
No anonymizer space · no proxy exits in 30 daysUnited States Department of Defense (DoD)
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Recent change
New origin Sep 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 28.0.0.0/8 since Sep 2021 | AS749 | Business | 1 | United States Department of Defense (DoD) via DoD Network Information Center |
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 28.5.0.0/24 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.1.0/24 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.3.0/24 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.5.0/24 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.6.0/23 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.8.0/23 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.10.0/23 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.12.0/23 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.14.0/23 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.16.0/23 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.18.0/23 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.20.0/23 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.22.0/23 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.24.0/23 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.26.0/23 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.28.0/23 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.56.0/24 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.66.0/23 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.68.0/23 since Jul 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.130.0/23 since Aug 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.132.0/23 since Aug 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.132.0/24 since Sep 28, 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 28.5.144.0/23 since Sep 2026 | AS27064 | Business | United States Department of Defense (DoD) via DoD Network Information Center |
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 |
|---|---|---|---|---|---|---|
| 28.0.0.0/8 | 16,777,216 | DNIC-NET-028 | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | Mar 11, 1996 | [email protected] |
| └ 28.0.0.0/8 | 16,777,216 | DNIC-NET-028 | DoD Network Information Center (DNIC) · US | Reallocated | Sep 5, 2025 | [email protected] |
| └ 28.5.0.0/16 | 65,536 | DISA-DODNET-MDA-IPV4-1 | unknown | Reassigned | Feb 5, 2026 | [email protected] via DNIC-NET-028 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Registry
Holder
- Organization
- United States Department of Defense (DoD)
- Handle
- USDDD
- Range
- 28.0.0.0/8
- Registration type
- Direct Allocation
- Record created
- Mar 11, 1996
- Legacy
- yes
- Reallocated to
- DoD Network Information Center (DNIC)
- Reallocated
- Sep 5, 2025
Origin network
AS27064
US
- Name
- United States Department of Defense (DoD)
- Type
- Business
- Registered
- Jan 16, 2003
- Domain
- mail.mil
- Industry
- Military, Defense, National Security, and International Affairs
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2026
- Current origin since
- Sep 2026 · 2 mo
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 28.5.0.0/16
- Netname
- DISA-DODNET-MDA-IPV4-1
- Registrant
- DoD Network Information Center
- Organization
- DoD Network Information Center (DNIC)
- Org address
- 3990 E. Broad Street, Columbus, OH, 43218
- Org country
- US
- Type
- Reassigned
- Handle
- NET-28-5-0-0-1
- Parent
- NET-28-0-0-0-2
- Created
- Feb 5, 2026
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 11, 1996
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Network DoD
- Phone
- +1-844-347-2457
- Handle
- MIL-HSTMST-ARIN