166.94.0.0/16
🇺🇸CIDR
166.94.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Fairfax
RIR
ARIN
Status
allocated
Allocated
11/23/1993
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 166.94.0.0/16 | AS3926FFX-CNTY - Fairfax County Dept of Information Technology | No ROA | RADB | 5/30/2026 |
Covering Prefix
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 166.94.176.0/20 | AS3926FFX-CNTY - Fairfax County Dept of Information Technology | No ROA | — | 5/30/2026 |
| 166.94.150.0/23 | AS3926FFX-CNTY - Fairfax County Dept of Information Technology | No ROA | — | 5/30/2026 |
| 166.94.113.0/24 | AS3926FFX-CNTY - Fairfax County Dept of Information Technology | No ROA | — | 5/30/2026 |
| 166.94.112.0/24 | AS3926FFX-CNTY - Fairfax County Dept of Information Technology | No ROA | — | 5/30/2026 |
| 166.94.15.0/24 | AS3926FFX-CNTY - Fairfax County Dept of Information Technology | No ROA | — | 5/30/2026 |
| 166.94.16.0/24 | AS3926FFX-CNTY - Fairfax County Dept of Information Technology | No ROA | — | 5/30/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS3926 | RADB | MAINT-AS22773 | 11/13/2023 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/166.94.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/166.94.0.0/16" | jq
External Links