66.33.22.0/23
🇺🇸CIDR
66.33.22.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇺🇸 United States
City
San Francisco (Financial District)
RIR
ARIN
Status
allocated
Allocated
1/17/2025
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.33.22.0/23 | AS400940RAILWAY - Railway | Valid | ARIN | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.33.23.0/24 | AS400940RAILWAY - Railway | Valid | — | 5/31/2026 |
Origin ASN
AS400940
RAILWAY - Railway
Geolocation
Country🇺🇸United StatesUS
RegionCalifornia
CitySan Francisco (Financial District)
Coordinates37.7900, -122.4010 ↗
API
Open https://api.ipctl.io/v1/prefix/66.33.22.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/66.33.22.0/23" | jq
External Links