204.228.81.0/24
🇺🇸CIDR
204.228.81.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇺🇸 United States
City
Granby
RIR
ARIN
Status
allocated
Allocated
1/12/1995
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.228.81.0/24 | AS33652CMCS - Comcast Cable Communications, LLC | No ROA | — | 6/1/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.228.64.0/18 | AS209CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC | No ROA | — | 6/1/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/204.228.81.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/204.228.81.0/24" | jq
External Links