Data as of Nov 12, 2026
199.124.16.0/21
No anonymizer space · no proxy exits in 30 daysUnited States Department of Defense (DoD)
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 199.124.16.0/24 since Nov 2021 | AS5852 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 199.124.18.0/24 since Nov 2021 | AS5852 | Business | United States Department of Defense (DoD) via Headquarters, USAISC | |
| 199.124.20.0/24 since Nov 2021 | AS5852 | 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 |
|---|---|---|---|---|---|---|
| 199. | 2,304 | CEAP-ORN | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | Mar 15, 1994 | disa. |
| └ 199. | 2,304 | CEAP-ORN | Headquarters, USAISC (HEADQU-3) · US | Reallocated | Aug 21, 2025 | — |
Network & registry
Registry
Holder
- Organization
- United States Department of Defense (DoD)
- Handle
- USDDD
- Range
- 199.
124. 16. 0 - 199. 124. 24. 255 - Registration type
- Direct Allocation
- Record created
- Mar 15, 1994
- Legacy
- yes
- Reallocated to
- Headquarters, USAISC (HEADQU-3)
- Reallocated
- Aug 21, 2025
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 this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Jan 2020 · 6.8 yr
- Origin networks
- 3
- Last change of origin
- Jan 2020
Recorded history
History
- Handoffs
- 3
Whois
Registration for this announcement
- Range
- 199.
124. 16. 0 - 199. 124. 24. 255 - Netname
- CEAP-ORN
- 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-199-124-16-0-2
- Parent
- NET-199-124-16-0-1
- Created
- Aug 21, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 15, 1994
- 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