Description
IP address validator, IPv4 IPv6 detector, IP format check, private IP detection, loopback detection, link-local detection, multicast detection, RFC 1918, network classifier. Validate any IP address (IPv4 or IPv6) and classify as public/private/loopback/link-local/multicast/reserved.
This is a ready-to-deploy endpoint for input-validation utility, delivered as ready-to-run Node.js source.
Accepts 1 query parameter as documented in the included endpoint.json. It has no external API dependencies — it works standalone once deployed.
Package includes: handler.js (the request handler), endpoint.json (metadata and pricing schema), and a README with setup notes. Drop it into an Express (or similar) server and you have a working API endpoint in minutes.






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