Data as of Nov 3, 2026
144.183.0.0/16
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 |
|---|---|---|---|---|
| 144.183.15.0/24 since Oct 2018 | AS138 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.183.16.0/24 since Apr 2010 | AS138 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.183.17.0/24 since Jun 2018 | AS138 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.183.20.0/24 since Apr 2019 | AS138 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.183.32.0/22 since Jun 2008 | AS138 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.183.127.0/24 since Mar 2021 | AS138 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.183.128.0/23 since Nov 2019 | AS138 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.183.130.0/24 since Jan 2020 | AS138 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.183.131.0/24 since Apr 2021 | AS138 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.183.196.0/22 since Jun 2008 | AS138 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.183.200.0/21 since Jun 2008 | AS138 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 144.183.227.0/24 since Mar 2023 | AS138 | 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 |
|---|---|---|---|---|---|---|
| 144.183.0.0/16 | 65,536 | DCMA-EXTSVC | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | Dec 20, 1990 | [email protected] |
| └ 144.183.0.0/16 | 65,536 | DCMA-EXTSVC | DoD Network Information Center (DNIC) · US | Reallocated | Sep 3, 2025 | [email protected] |
Network & registry
Announced by
Covering announcement 144.182.0.0/15
- Prefix
- 144.182.0.0/15
- 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 144.182.0.0/15
144.182.0.0/15
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Dec 2010 · 16 yr
- Origin networks
- 2
- Last change of origin
- Dec 2010
Recorded history
History
- Handoffs
- 2
Whois
Registration for this announcement
144.182.0.0/15 spans several registrations: 4 records are listed under Registrations.
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 20, 1990
- Status
- assigned