204.11.40.0/21
🇺🇸CIDR
204.11.40.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Dallas
RIR
ARIN
Status
allocated
Allocated
1/26/2005
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
8 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.11.40.0/24 | AS20194BEARTECH - Bear Technologies Corporation | Valid | — | 6/1/2026 |
| 204.11.41.0/24 | AS20194BEARTECH - Bear Technologies Corporation | Valid | — | 6/1/2026 |
| 204.11.42.0/24 | AS20194BEARTECH - Bear Technologies Corporation | Valid | — | 6/1/2026 |
| 204.11.43.0/24 | AS20194BEARTECH - Bear Technologies Corporation | Valid | — | 6/1/2026 |
| 204.11.44.0/24 | AS20194BEARTECH - Bear Technologies Corporation | Valid | — | 6/1/2026 |
| 204.11.45.0/24 | AS20194BEARTECH - Bear Technologies Corporation | Valid | — | 6/1/2026 |
| 204.11.46.0/24 | AS20194BEARTECH - Bear Technologies Corporation | Valid | — | 6/1/2026 |
| 204.11.47.0/24 | AS20194BEARTECH - Bear Technologies Corporation | Valid | — | 6/1/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/204.11.40.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/204.11.40.0/21" | jq
External Links