HomePrefix Lookup153.57.128.0/18

153.57.128.0/18

🇺🇸
IPv4ARINallocated
CIDR
153.57.128.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
San Jose (West Valley)
RIR
ARIN
Status
allocated
Allocated
5/6/2026
Geolocation
Country🇺🇸United StatesUS
RegionCalifornia
CitySan Jose (West Valley)
Coordinates37.3013, -121.9780 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/153.57.128.0/18

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/153.57.128.0/18" | jq
External Links
RIPEstat Hurricane Electric BGP