Data as of Nov 7, 2026
144.146.0.0/16
No anonymizer space · no proxy exits in 30 daysUnited States Department of Defense (DoD)
Announcements
Nesting
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Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
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Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 144.146.32.0/21 since Sep 2021 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.127.0/24 since Apr 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.128.0/21 since Apr 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.136.0/22 since Apr 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.140.0/24 since Apr 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.141.0/24 since Jun 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.142.0/24 since Jul 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.144.0/24 since Aug 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.146.0/24 since Jul 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.147.0/24 since Jul 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.148.0/24 since Jul 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.150.0/24 since Jul 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.156.0/24 since Jul 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.157.0/24 since Jul 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.158.0/24 since Jul 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.159.0/24 since Aug 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.160.0/24 since Aug 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.161.0/24 since Sep 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.162.0/24 since Aug 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.163.0/24 since Aug 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.164.0/24 since Sep 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.165.0/24 since Sep 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.166.0/24 since Sep 28, 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.168.0/24 since Oct 10, 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.169.0/24 since Oct 10, 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.170.0/24 since Sep 28, 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.171.0/24 since Sep 28, 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.172.0/24 since Oct 29, 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.173.0/24 since Oct 29, 2026 | AS5972 | Business | ||
| 144.146.174.0/24 since Sep 28, 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.175.0/24 since Sep 28, 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.240.0/24 since Jun 2025 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.241.0/24 since Jun 2025 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.242.0/24 since Dec 2025 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.243.0/24 since Dec 2025 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.244.0/24 since Apr 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.245.0/24 since Apr 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.246.0/24 since Apr 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.146.247.0/24 since Apr 2026 | AS5972 | 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 |
|---|---|---|---|---|---|---|
| 144.146.0.0/16 | 65,536 | DHA-7 | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | Dec 13, 1990 | disa. |
| └ 144.146.0.0/16 | 65,536 | DHA-7 | DoD Network Information Center (DNIC) · US | Reallocated | Sep 3, 2025 | disa. |
Network & registry
Registry
Holder
- Organization
- United States Department of Defense (DoD)
- Handle
- USDDD
- Range
- 144.
146. 0. 0/ 16 - Registration type
- Direct Allocation
- Record created
- Dec 13, 1990
- Legacy
- yes
- Reallocated to
- DoD Network Information Center (DNIC)
- Reallocated
- Sep 3, 2025
Origin network
AS5972
US
- Name
- United States Department of Defense (DoD)
- Type
- Business
- Registered
- Oct 24, 1995
- 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
- Oct 2025
- Current origin since
- Oct 2025 · 1.0 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 144.
146. 0. 0/ 16 - Netname
- DHA-7
- Registrant
- DoD Network Information Center
- Organization
- DoD Network Information Center (DNIC)
- Org address
- 3990 E. Broad Street, Columbus, OH, 43218
- Org country
- US
- Type
- Reallocated
- Handle
- NET-144-146-0-0-2
- Parent
- NET-144-146-0-0-1
- Created
- Sep 3, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 13, 1990
- Status
- assigned
Report abuse
Abuse contact
- disa.
columbus. ns. mbx. hostmaster-dod-nic@ mail. mil - Name
- Network DoD
- Phone
- +1-844-347-2457
- Handle
- MIL-HSTMST-ARIN