156.233.128.0/20
🇺🇸CIDR
156.233.128.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇺🇸 United States
City
Washington D.C.
RIR
AFRINIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 156.233.128.0/20 | AS11427TWC-11427-TEXAS - Charter Communications Inc | Valid | RADB | 6/15/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 156.233.128.0/20 | AS11427 | /24 | afrinic |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS11427 | RADB | MAINT-LARUS | 2/25/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 156.233.141.0/24 | 🇺🇸US | assigned | |
| 156.233.129.0/24 | 🇺🇸US | assigned | |
| 156.233.130.0/24 | 🇺🇸US | assigned | |
| 156.233.134.0/24 | 🇺🇸US | assigned | |
| 156.233.135.0/24 | 🇺🇸US | assigned | |
| 156.233.138.0/24 | 🇺🇸US | assigned | |
| 156.233.128.0/24 | 🇺🇸US | assigned | |
| 156.233.132.0/24 | 🇺🇸US | assigned | |
| 156.233.136.0/24 | 🇺🇸US | assigned | |
| 156.233.137.0/24 | 🇺🇸US | assigned | |
| 156.233.139.0/24 | 🇺🇸US | assigned | |
| 156.233.140.0/24 | 🇺🇸US | assigned | |
| 156.233.143.0/24 | 🇺🇸US | assigned | |
| 156.233.133.0/24 | 🇺🇸US | assigned | |
| 156.233.131.0/24 | 🇺🇸US | assigned | |
| 156.233.142.0/24 | 🇺🇸US | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/156.233.128.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/156.233.128.0/20" | jq
External Links