Data as of Nov 12, 2026
199.5.233.0/24
No anonymizer space · no proxy exits in 30 daysU.S. Department of the Interior
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Jul 2026
from AS22284 U.S. Department of the Interior
Network & registry
Origin network
AS21633
US
- Name
- U.S. Department of the Interior
- Type
- Business
- Registered
- Jun 1, 2001
- Domain
- doi.gov
- Industry
- Accountants, Tax Preparers, Payroll Services
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Aug 2010
- Current origin since
- Jul 2026 · 3 mo
- Origin networks
- 4
- Last change of origin
- Jul 2026
Recorded history
History
- Handoffs
- 6
Whois
Registration for this announcement
- Range
- 199.
5. 233. 0 - 199. 5. 237. 255 - Netname
- UDI-1-Z
- Registrant
- U.S. Department of the Interior
- Organization
- U.S. Department of the Interior (UDI-1-Z)
- Org address
- 1849 C St., N.W., Washington, DC, 20240
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-199-5-233-0-1
- Parent
- NET-199-0-0-0-0
- Created
- Dec 27, 1993
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 27, 1993
- Status
- assigned
Report abuse
Abuse contact
- amy_
y_ shaw@ ios. doi. gov - Name
- Shaw, Amy Y
- Phone
- +1-703-487-3864
- Handle
- AYS-ARIN