Data as of Nov 9, 2026
137.227.236.0/24
No anonymizer space · no proxy exits in 30 daysU.S. Department of the Interior
Network & registry
Announced by
Covering announcement 137.227.224.0/19
- Prefix
- 137.227.224.0/19
- Announced by
- AS22284 U.S. Department of the Interior
- Type
- Business
- RPKI
- No RPKI
- Netname
- US-DEPARTMENT-OF-THE-INTERIOR
- Registrant
- U.S. Department of the Interior
- RIR
- ARIN
Origin network
AS22284
US
- Name
- U.S. Department of the Interior
- Type
- Business
- Registered
- Jun 1, 2020
- Domain
- doi.gov
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 137.227.224.0/19
137.227.224.0/19
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Nov 2012 · 14 yr
- Origin networks
- 2
- Last change of origin
- Nov 2012
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 137.
227. 0. 0/ 16 - Netname
- US-DEPARTMENT-OF-THE-INTERIOR
- 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-137-227-0-0-1
- Parent
- NET-137-0-0-0-0
- Created
- Jan 10, 1990
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 10, 1990
- Status
- assigned
Report abuse
Abuse contact
- amy_
y_ shaw@ ios. doi. gov - Name
- Shaw, Amy Y
- Phone
- +1-703-487-3864
- Handle
- AYS-ARIN