Data as of Nov 3, 2026
198.91.68.0/23
No anonymizer space · no proxy exits in 30 daysUnited States Department of Defense (DoD)
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 198.91.64.0/21 since Mar 2022 | AS37 | Business | United States Department of Defense (DoD) via Navy Network Information Center (NNIC) |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 198.91.69.0/24 since Dec 2022 | AS37 | Business | United States Department of Defense (DoD) via Navy Network Information Center (NNIC) |
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 |
|---|---|---|---|---|---|---|
| 198.91.64.0 - 198.91.73.255 | 2,560 | NSWCDD-URDTE | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | Aug 9, 1993 | [email protected] |
| └ 198.91.64.0 - 198.91.73.255 | 2,560 | NSWCDD-URDTE | Navy Network Information Center (NNIC) (NNICN-1) · US | Reallocated | Aug 15, 2025 | — |
Network & registry
Registry
Holder
- Organization
- United States Department of Defense (DoD)
- Handle
- USDDD
- Range
- 198.91.64.0 - 198.91.73.255
- Registration type
- Direct Allocation
- Record created
- Aug 9, 1993
- Legacy
- yes
- Reallocated to
- Navy Network Information Center (NNIC) (NNICN-1)
- Reallocated
- Aug 15, 2025
Origin network
AS749
US
- Name
- United States Department of Defense (DoD)
- Type
- Business
- Domain
- mail.mil
- Industry
- Military, Defense, National Security, and International Affairs
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2021
- Current origin since
- Oct 2021 · 5.1 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 198.91.64.0 - 198.91.73.255
- Netname
- NSWCDD-URDTE
- Registrant
- Navy Network Information Center (NNIC)
- Organization
- Navy Network Information Center (NNIC) (NNICN-1)
- Org address
- 2465 GUADALCANAL ROAD, VIRGINIA BEACH, VA, 23459
- Org country
- US
- Type
- Reallocated
- Handle
- NET-198-91-64-0-2
- Parent
- NET-198-91-64-0-1
- Created
- Aug 15, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 9, 1993
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN