Data as of Nov 3, 2026
144.245.0.0/16
No anonymizer space · no proxy exits in 30 daysHeadquarters, USAISC · reallocated from United States Department of Defense (DoD)
Announcements
Nesting
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Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 144.245.0.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.1.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.2.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.3.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.4.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.5.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.6.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.7.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.8.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.9.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.10.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.11.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.12.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.18.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.19.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.20.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.21.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.22.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.23.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.24.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.25.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.26.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.27.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.28.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.29.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.30.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.31.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.32.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.33.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.34.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.35.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.36.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.37.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.38.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.39.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.40.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.41.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.42.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.43.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.44.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.45.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.46.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.47.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.49.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.51.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.52.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.54.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.55.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.56.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.57.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.58.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.59.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.60.0/23 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.62.0/23 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.64.0/23 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.66.0/23 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.68.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.69.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.70.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.71.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.72.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.73.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.74.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.75.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.76.0/23 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.78.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.79.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.80.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.81.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.82.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.83.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.84.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.85.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.86.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.88.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.89.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.90.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.91.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.92.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.93.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.94.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.98.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.99.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.102.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.103.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.104.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.105.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.106.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.107.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.108.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.109.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.110.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.114.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.115.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.116.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.117.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.119.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.120.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.121.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.122.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.123.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.124.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.125.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.126.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.127.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.128.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.129.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.130.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.131.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.132.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.133.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.134.0/23 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.136.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.192.0/23 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.194.0/23 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.196.0/24 since Jan 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.198.0/24 since Feb 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.199.0/24 since Feb 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.200.0/24 since Feb 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 144.245.201.0/24 since Feb 2026 | AS1540 | Business | United States Department of Defense (DoD) via Headquarters, USAISC |
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 |
|---|---|---|---|---|---|---|
| 144.245.0.0/16 | 65,536 | RILEY-NETB2 | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | Jan 9, 1991 | [email protected] |
| └ 144.245.0.0/16 | 65,536 | RILEY-NETB2 | Headquarters, USAISC (HEADQU-3) · US | Reallocated | Aug 22, 2025 | — |
Network & registry
Registry
Holder
- Organization
- United States Department of Defense (DoD)
- Handle
- USDDD
- Range
- 144.245.0.0/16
- Registration type
- Direct Allocation
- Record created
- Jan 9, 1991
- Legacy
- yes
- Reallocated to
- Headquarters, USAISC (HEADQU-3)
- Reallocated
- Aug 22, 2025
Origin network
AS1540
US
- Name
- Headquarters, USAISC
- Type
- Business
- Registered
- May 12, 2004
- Domain
- mail.mil
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- May 2005
- Current origin since
- Jan 2026 · 10 mo
- Origin networks
- 4
- Last change of origin
- Jan 2026
Recorded history
History
- Handoffs
- 4
Whois
Registration for this announcement
- Range
- 144.245.0.0/16
- Netname
- RILEY-NETB2
- Registrant
- Headquarters, USAISC
- Organization
- Headquarters, USAISC (HEADQU-3)
- Org address
- NETC-ANC CONUS TNOSC, Fort Huachuca, AZ, 85613
- Org country
- US
- Type
- Reallocated
- Handle
- NET-144-245-0-0-2
- Parent
- NET-144-245-0-0-1
- Created
- Aug 22, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 9, 1991
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN