Data as of Nov 15, 2026
198.154.8.0/21
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 |
|---|---|---|---|---|
| 198.154.8.0/24 since Aug 2025 | AS56 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 198.154.9.0/24 since Aug 2025 | AS56 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 198.154.10.0/24 since Aug 2025 | AS56 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 198.154.11.0/24 since Aug 2025 | AS56 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 198.154.12.0/24 since Aug 2025 | AS56 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 198.154.13.0/24 since Aug 2025 | AS56 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 198.154.14.0/24 since Aug 2025 | AS56 | Business | United States Department of Defense (DoD) via Air Force Systems Networking | |
| 198.154.15.0/24 since Aug 2025 | AS56 | Business | United States Department of Defense (DoD) via Air Force Systems Networking |
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 |
|---|---|---|---|---|---|---|
| 198.154.8.0/21 | 2,048 | AFIWC-NET | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | May 16, 1996 | disa. |
| └ 198.154.8.0/21 | 2,048 | AFIWC-NET | Air Force Systems Networking (7ESG) · US | Reallocated | Aug 20, 2025 | — |
| └ 198.154.13.0/24 | 256 | AFIC-EMH6 | Air Force Systems Networking (7ESG) · US | Reassigned | Aug 20, 2025 | — |
Network & registry
Registry
Holder
- Organization
- United States Department of Defense (DoD)
- Handle
- USDDD
- Range
- 198.
154. 8. 0/ 21 - Registration type
- Direct Allocation
- Record created
- May 16, 1996
- Legacy
- yes
- Reallocated to
- Air Force Systems Networking (7ESG)
- Reallocated
- Aug 20, 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
- Dec 2010 · 16 yr
- Origin networks
- 2
- Last change of origin
- Dec 2010
Recorded history
History
- Handoffs
- 2
Whois
Registration for this announcement
- Range
- 198.
154. 8. 0/ 21 - Netname
- AFIWC-NET
- Registrant
- Air Force Systems Networking
- Organization
- Air Force Systems Networking (7ESG)
- Org address
- 501 EAST MOORE DR. BLDG 884 RM 1100 GUNTHER ANNEX, MAXWELL AFB, AL, 36114
- Org country
- US
- Type
- Reallocated
- Handle
- NET-198-154-8-0-2
- Parent
- NET-198-154-8-0-1
- Created
- Aug 20, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- May 16, 1996
- Status
- assigned
Report abuse
Abuse contact
- nobody@
example. com - Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN