144.57.48.0/21
🇺🇸CIDR
144.57.48.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
New York
RIR
RIPE
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 144.57.48.0/21 | AS398642SKANSKA-USA-WEST - SKANSKA USA INC | Valid | RIPE | 6/1/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 144.57.48.0/24 | AS398642SKANSKA-USA-WEST - SKANSKA USA INC | Valid | — | 6/1/2026 |
| 144.57.49.0/24 | AS398642SKANSKA-USA-WEST - SKANSKA USA INC | Valid | — | 6/1/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/144.57.48.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/144.57.48.0/21" | jq
External Links