66.170.0.0/19
🇺🇸CIDR
66.170.0.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇺🇸 United States
City
Madison
RIR
ARIN
Status
allocated
Allocated
9/18/2001
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.170.0.0/19 | AS4150SUPRANET-WIS - SupraNet Communications, Inc. | Valid | ARINRADB | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.170.26.0/24 | AS4150SUPRANET-WIS - SupraNet Communications, Inc. | Valid | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/66.170.0.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/66.170.0.0/19" | jq
External Links