66.28.0.0/16
🇺🇸CIDR
66.28.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Jackson
RIR
ARIN
Status
allocated
Allocated
10/12/2000
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.28.0.0/16 | AS174COGENT-174 - Cogent Communications, LLC | No ROA | RADB | 5/31/2026 |
Covering Prefix
7 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.28.184.0/23 | AS26819TOIBGP1 - Telos Online, Inc | No ROA | — | 5/31/2026 |
| 66.28.99.0/24 | AS174COGENT-174 - Cogent Communications, LLC | No ROA | — | 5/31/2026 |
| 66.28.50.0/24 | AS174COGENT-174 - Cogent Communications, LLC | No ROA | — | 5/31/2026 |
| 66.28.84.0/24 | AS14454SILVERSKY-INC - SilverSky, Inc. | Invalid | — | 5/31/2026 |
| 66.28.85.0/24 | AS14454SILVERSKY-INC - SilverSky, Inc. | Invalid | — | 5/31/2026 |
| 66.28.165.0/24 | AS25678SCHIFFHARDIN - Schiff, Hardin & Waite | No ROA | — | 5/31/2026 |
| 66.28.182.0/24 | AS30666XCHANGETELECOMCORP - Xchange Telecom Corp. | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS174 | RADB | MAINT-AS174 | 11/13/2023 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/66.28.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/66.28.0.0/16" | jq
External Links