144.191.0.0/16
🇺🇸IPv4ARINallocatedNo ROA
CIDR
144.191.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
St Louis
RIR
ARIN
Status
allocated
Allocated
12/20/1990
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
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 144.191.128.0/17 | AS36590EMERSON-ELECTRIC - Emerson Electric Co. | No ROA | — | 6/15/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS36590 | ARIN | MNT-EMERS-5-Z | 4/23/2025 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/144.191.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/144.191.0.0/16" | jq
External Links