199.190.56.0/21
🇺🇸CIDR
199.190.56.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Denver
RIR
ARIN
Status
allocated
Allocated
5/11/2012
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 199.190.56.0/21 | AS33339NEMONT-CELLULAR - Nemont | No ROA | ARIN | 6/1/2026 |
Covering Prefix
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 199.190.56.0/24 | AS33339NEMONT-CELLULAR - Nemont | No ROA | — | 6/1/2026 |
| 199.190.58.0/24 | AS33339NEMONT-CELLULAR - Nemont | No ROA | — | 6/1/2026 |
| 199.190.61.0/24 | AS33339NEMONT-CELLULAR - Nemont | No ROA | — | 6/1/2026 |
| 199.190.62.0/24 | AS33339NEMONT-CELLULAR - Nemont | No ROA | — | 6/1/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS33339 | ARIN | MNT-NEMON-2 | 12/21/2020 |
Origin ASN
AS33339
NEMONT-CELLULAR - Nemont
Geolocation
API
Open https://api.ipctl.io/v1/prefix/199.190.56.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/199.190.56.0/21" | jq
External Links