153.57.0.0/18
🇺🇸IPv4ARINallocated RPKI Valid
CIDR
153.57.0.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
Scottsdale (North Scottsdale)
RIR
ARIN
Status
allocated
Allocated
4/3/2026
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 |
|---|---|---|---|---|
| 153.57.0.0/24 | AS16509AMAZON-02 - Amazon.com, Inc. | Valid | — | 6/13/2026 |
Geolocation
Country🇺🇸United StatesUS
RegionArizona
CityScottsdale (North Scottsdale)
Coordinates33.6482, -111.8990 ↗
API
Open https://api.ipctl.io/v1/prefix/153.57.0.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/153.57.0.0/18" | jq
External Links