Data as of Nov 3, 2026
136.207.64.0/18
No anonymizer space · no proxy exits in 30 daysUnited States Department of Defense (DoD)
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Oct 28, 2026
from AS367 United States Department of Defense (DoD)
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 |
|---|---|---|---|---|---|---|
| 136.207.0.0/16 | 65,536 | ANSOC-RNET021 | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | Sep 30, 1989 | [email protected] |
| └ 136.207.0.0/16 | 65,536 | ANSOC-RNET021 | Headquarters, USAISC (HEADQU-3) · US | Reallocated | Aug 21, 2025 | — |
Network & registry
Origin network
AS1585
US
- Name
- United States Department of Defense (DoD)
- Type
- Business
- Registered
- Apr 3, 2006
- Domain
- mail.mil
- Industry
- Military, Defense, National Security, and International Affairs
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jun 2020
- Current origin since
- Oct 28, 2026 · under a month
- Origin networks
- 3
- Last change of origin
- Oct 28, 2026
Recorded history
History
- Handoffs
- 2
Whois
Registration for this announcement
- Range
- Not stated by the registry
- Netname
- ANSOC-RNET021
- Registrant
- Headquarters, USAISC (HEADQU-3)
- Organization
- Not stated by the registry
- Created
- Aug 21, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Sep 30, 1989
- Status
- assigned