128.121.96.0/19
🇺🇸CIDR
128.121.96.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇺🇸 United States
City
Ashburn
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 128.121.96.0/19 | AS7029WINDSTREAM - Windstream Communications LLC | Valid | — | 5/31/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 128.121.0.0/16 | AS2914NTT-DATA-2914 - NTT America, Inc. | Valid | — | 5/31/2026 |
| 128.121.64.0/18 | AS6079RCN-AS - RCN | Valid | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/128.121.96.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/128.121.96.0/19" | jq
External Links