IP network class (residential, mobile, hosting, VPN, residential proxy, Tor) with a confidence score.
IPScanner API is a free Security API that requires apiKey authentication, is served over HTTPS and supports CORS, so it can be called from the browser.

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Geocode an address, validate an email, track a flight or pull stock data with one account, one dashboard and one API key.
Reputation of IPs, domains, URLs and file hashes from aggregated threat feeds, plus CVE lookups
Yes. The IPScanner API is listed in the Security category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
Yes. The IPScanner API uses apiKey authentication, so you need to register for credentials before making requests.
Yes. The IPScanner API supports CORS, so front-end JavaScript can call it directly.
Yes. The IPScanner API is served over HTTPS, so it's safe to use in production.