Data as of Nov 11, 2026
166.94.0.0/16
No anonymizer space · no proxy exits in 30 daysFairfax County Dept of Information Technology · space held by Fairfax County Government
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 166.94.15.0/24 since Oct 2007 | AS3926 | Business | Fairfax County Government | |
| 166.94.16.0/24 since Feb 2025 | AS3926 | Business | Fairfax County Government | |
| 166.94.112.0/24 since Feb 2025 | AS3926 | Business | Fairfax County Government | |
| 166.94.113.0/24 since Feb 2025 | AS3926 | Business | Fairfax County Government | |
| 166.94.150.0/23 since Sep 2015 | AS3926 | Business | Fairfax County Government | |
| 166.94.176.0/20 since Oct 2009 | AS3926 | Business | Fairfax County Government |
Network & registry
Origin network
AS3926
US
- Name
- Fairfax County Dept of Information Technology
- Type
- Business
- Registered
- Oct 12, 1994
- Domain
- fairfax.va.us
- Industry
- Government and Regulatory Agencies, Administrations, Departments, and Services
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2006 · 21 yr
- Origin networks
- 2
- Last change of origin
- May 2006
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS3926 | RADB | ASHB | MAINT-AS22773 | Nov 13, 2023 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 166.94.6.0/24 | AS3926 | RADB | ASHB | MAINT-AS22773 | Nov 13, 2023 |
| 166.94.8.0/21 | AS3926 | RADB | ASHB | MAINT-AS22773 | Nov 13, 2023 |
| 166.94.36.0/24 | AS3926 | RADB | MRFD | MAINT-AS22773 | Nov 13, 2023 |
| 166.94.148.0/23 | AS3926 | RADB | ASHB | MAINT-AS22773 | Nov 13, 2023 |
| 166.94.192.0/24 | AS3926 | RADB | ASHB | MAINT-AS22773 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 166.
94. 0. 0/ 16 - Netname
- FFX1
- Registrant
- Fairfax County Government
- Organization
- Fairfax County Government (FCGCCC)
- Org address
- Cooperative Computer Center, Fairfax, VA, 22035-0043
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-166-94-0-0-1
- Parent
- NET-166-0-0-0-0
- Created
- Nov 23, 1993
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 23, 1993
- Status
- assigned
Report abuse
Abuse contact
- nobody@
example. com - Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN