167.17.72.0/21
🇺🇸CIDR
167.17.72.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Dallas
RIR
ARIN
Status
allocated
Allocated
10/20/2025
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 |
|---|---|---|---|---|
| 167.17.72.0/23 | AS400304CRUNCHBITS - Redoubt Networks | Valid | — | 5/30/2026 |
| 167.17.72.0/24 | AS400304CRUNCHBITS - Redoubt Networks | Valid | — | 5/30/2026 |
| 167.17.73.0/24 | AS400304CRUNCHBITS - Redoubt Networks | Valid | — | 5/30/2026 |
| 167.17.75.0/24 | AS400304CRUNCHBITS - Redoubt Networks | Valid | — | 5/30/2026 |
| 167.17.76.0/24 | AS400304CRUNCHBITS - Redoubt Networks | Valid | — | 5/30/2026 |
| 167.17.77.0/24 | AS400304CRUNCHBITS - Redoubt Networks | Valid | — | 5/30/2026 |
| 167.17.78.0/24 | AS400304CRUNCHBITS - Redoubt Networks | Valid | — | 5/30/2026 |
| 167.17.79.0/24 | AS400304CRUNCHBITS - Redoubt Networks | Valid | — | 5/30/2026 |
Origin ASN
AS400304
CRUNCHBITS - Redoubt Networks
Geolocation
API
Open https://api.ipctl.io/v1/prefix/167.17.72.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/167.17.72.0/21" | jq
External Links