172.84.140.0/23
🇺🇸CIDR
172.84.140.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇺🇸 United States
City
Washington D.C.
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 172.84.140.0/23 | AS395610NXST-AS395610 - Nexstar Broadcasting Inc. | No ROA | ARIN | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 172.84.136.0/21 | AS395610NXST-AS395610 - Nexstar Broadcasting Inc. | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS395610 | ARIN | MNT-NB-180 | 5/6/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/172.84.140.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/172.84.140.0/23" | jq
External Links