IPinfo is a free IP data API provider specializing in IP geolocation, though also offering endpoints for ASN, IP to company, IP to carrier, IP ranges, and hosted domains. The geolocation API returns a JSON response containing data fields describing the specified IP's region, country, city, postal code, coordinates, and more.
IPinfo APIs handle over 500 million requests per day and have been online since 2013. It’s reliable, scalable, simple, and straightforward to use!
This is an official API
Offers SSL Support
Request format: CSV, JSON, Text, URI Query String/CRUD
Response format: CSV, JSON, JSONP