104.219.136.0/21
🇺🇸CIDR
104.219.136.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Castroville
RIR
ARIN
Status
allocated
Allocated
10/24/2014
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 104.219.136.0/21 | AS14143RSINET-1 - Rock Solid Internet & Telephone | No ROA | ARINRADB | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 104.219.143.0/24 | AS17293VTXC - VTX Communications LLC | No ROA | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/104.219.136.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/104.219.136.0/21" | jq
External Links