203.223.72.0/21
🇯🇵IPv4APNICallocated
CIDR
203.223.72.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇯🇵 Japan
RIR
APNIC
Status
allocated
Allocated
11/13/2001
Geolocation
Country🇯🇵JapanJP
Coordinates36.2048, 138.2529 ↗
API
Open https://api.ipctl.io/v1/prefix/203.223.72.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.223.72.0/21" | jq
External Links