209.240.16.0/21
🇺🇸CIDR
209.240.16.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
San Francisco (Russian Hill)
RIR
ARIN
Status
allocated
Allocated
3/29/2024
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.240.16.0/22 | AS396982GOOGLE-CLOUD-PLATFORM - Google LLC | Valid | — | 5/31/2026 |
Origin ASN
AS19091
Geolocation
Country🇺🇸United StatesUS
RegionCalifornia
CitySan Francisco (Russian Hill)
Coordinates37.7968, -122.4150 ↗
API
Open https://api.ipctl.io/v1/prefix/209.240.16.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/209.240.16.0/21" | jq
External Links