209.133.71.0/24
🇺🇸CIDR
209.133.71.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇺🇸 United States
City
Seattle (Downtown Seattle)
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.133.71.0/24 | AS18888AS-ZILLOW - ZILLOW, INC. | Valid | ARIN | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.133.0.0/17 | AS6461ZAYO-6461 - Zayo Bandwidth | Valid | — | 5/31/2026 |
Origin ASN
AS18888
AS-ZILLOW - ZILLOW, INC.
Geolocation
Country🇺🇸United StatesUS
RegionWashington
CitySeattle (Downtown Seattle)
Coordinates47.6076, -122.3380 ↗
API
Open https://api.ipctl.io/v1/prefix/209.133.71.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/209.133.71.0/24" | jq
External Links