204.10.208.0/21
🇺🇸CIDR
204.10.208.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Brentwood
RIR
ARIN
Status
allocated
Allocated
3/23/2011
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
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.10.211.0/24 | AS3356LEVEL3 - Level 3 Parent, LLC | No ROA | — | 6/1/2026 |
| 204.10.211.0/24 | AS27237AHSNET-01 - Ardent Health Services, Inc. | No ROA | — | 6/1/2026 |
| 204.10.214.0/24 | AS27237AHSNET-01 - Ardent Health Services, Inc. | No ROA | — | 6/1/2026 |
| 204.10.215.0/24 | AS27237AHSNET-01 - Ardent Health Services, Inc. | No ROA | — | 6/1/2026 |
| 204.10.210.0/24 | AS33499LHP-NET - AHS Management Company, Inc. | No ROA | — | 6/1/2026 |
| 204.10.213.0/24 | AS33499LHP-NET - AHS Management Company, Inc. | No ROA | — | 6/1/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS33499 | RADB | MAINT-AS15305 | 11/13/2023 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/204.10.208.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/204.10.208.0/21" | jq
External Links