66.207.128.0/20
🇺🇸CIDR
66.207.128.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇺🇸 United States
City
Pittsburgh (Bloomfield)
RIR
ARIN
Status
allocated
Allocated
12/19/2001
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.207.128.0/20 | AS19261ASPSTATION - aspStation, Inc. | No ROA | RADB | 6/1/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.207.143.0/24 | AS46619FRG-RAD - Foundation Radiology Group | No ROA | — | 6/1/2026 |
Origin ASN
AS19261
ASPSTATION - aspStation, Inc.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/66.207.128.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/66.207.128.0/20" | jq
External Links