23.128.104.0/23
🇺🇸CIDR
23.128.104.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇺🇸 United States
RIR
RIPE
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 23.128.104.0/23 | AS21557CYB-BLK-1 - Cybernet Communications, Inc. | No ROA | — | 5/31/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 23.128.104.0/24 | AS21557CYB-BLK-1 - Cybernet Communications, Inc. | Valid | — | 5/31/2026 |
| 23.128.105.0/24 | AS21557CYB-BLK-1 - Cybernet Communications, Inc. | Valid | — | 5/31/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 23.128.104.0/24 | AS21557 | 🇺🇸US | allocated |
| 23.128.105.0/24 | AS21557 | 🇺🇸US | allocated |
Geolocation
Country🇺🇸United StatesUS
Coordinates37.0902, -95.7129 ↗
API
Open https://api.ipctl.io/v1/prefix/23.128.104.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/23.128.104.0/23" | jq
External Links