143.120.0.0/16
🇺🇸CIDR
143.120.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Albuquerque (Downtown)
RIR
ARIN
Status
allocated
Allocated
9/17/1990
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 143.120.0.0/16 | AS26439CITY-OF-ABQ - City of Albuquerque | No ROA | — | 6/1/2026 |
Covering Prefix
5 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 143.120.128.0/17 | AS26439CITY-OF-ABQ - City of Albuquerque | No ROA | — | 6/1/2026 |
| 143.120.64.0/18 | AS26439CITY-OF-ABQ - City of Albuquerque | No ROA | — | 6/1/2026 |
| 143.120.32.0/19 | AS26439CITY-OF-ABQ - City of Albuquerque | No ROA | — | 6/1/2026 |
| 143.120.0.0/20 | AS5650FRONTIER-FRTR - Frontier Communications of America, Inc. | No ROA | — | 6/1/2026 |
| 143.120.16.0/20 | AS26439CITY-OF-ABQ - City of Albuquerque | No ROA | — | 6/1/2026 |
Origin ASN
AS26439
CITY-OF-ABQ - City of Albuquerque
Geolocation
API
Open https://api.ipctl.io/v1/prefix/143.120.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/143.120.0.0/16" | jq
External Links