128.128.56.0/21
🇺🇸CIDR
128.128.56.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Cassville
RIR
ARIN
Status
allocated
Allocated
10/13/2025
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 128.128.56.0/21 | AS395658GOBEC-BARRY-ELECTRIC - Barry Electric Cooperative | No ROA | ARIN | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS395658 | ARIN | MNT-BEC-230 | 4/1/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/128.128.56.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/128.128.56.0/21" | jq
External Links