Networks by CIDR API
The CIDR Networks API retrieves a list of all the networks currently being announced on the Border Gateway Protocol (BGP) within a particular CIDR range.
This API is part of the Network Engineering package and is available in free and paid plans. Please visit the Network Engineering package page for limits and pricing information.
IPv4 only API Endpoint
Use this endpoint to force API calls routed over the IPv4 network only
Dual-Stack API Endpoint
This endpoint has native IPv6 support and backs the API calls routed over both IPv4 and IPv6 networks
https://api-bdc.net/data/network-by-cidr?cidr=18.104.22.168/8&depthLimit=2&bogonsOnly=false&localityLanguage=en&key=[YOUR API KEY]
CIDR range to represent the response
Parent network in CIDR format
Array of a network/range objects resembling the CIDR range of interest. Omitted if a single network