203.222.51.0/24
🇺🇸CIDR
203.222.51.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇺🇸 United States
City
MADISON
RIR
APNIC
Status
assigned
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.222.51.0/24 | AS24304ARW-HK-AP - Arrow Asia Hong Kong AS. | No ROA | APNIC | 6/1/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.222.32.0/19 | AS174COGENT-174 - Cogent Communications, LLC | No ROA | — | 6/1/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS24304 | APNIC | MAINT-AP-SPRINT | 12/1/2021 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/203.222.51.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.222.51.0/24" | jq
External Links