28.0.0.0/8
🇺🇸CIDR
28.0.0.0/8
IP Version
IPv4
Addresses
16.7M
Mask
/8 (255.0.0.0)
Country
🇺🇸 United States
City
Whitehall
RIR
ARIN
Status
allocated
Allocated
3/11/1996
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 28.0.0.0/8 | AS749DNIC-AS-00749 - United States Department of Defense (DoD) | No ROA | — | 5/30/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 28.4.60.0/24 | AS27065DNIC-ASBLK-27032-27159 - United States Department of Defense (DoD) | No ROA | — | 5/30/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/28.0.0.0/8Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/28.0.0.0/8" | jq
External Links