IP 2 Country
DeprecatedNot yet verified
Legacy IPv4/IPv6-to-country lookup; the provider now redirects users to ipapi.com's geolocation API.
Free tier, in plain English
The docs page shows a keyless usage example (GET/HEAD https://api.ip2country.info/ip?<ip>) with no published limit, from before the service was folded into ipapi.com.
Alternatives in IP Geolocation
AbstractAPI IP GeolocationLooks up a visitor's country, region, city, and timezone from their IP address.FreemiumApiipIP geolocation lookup returning country, city, currency, timezone, and ISP data for an IP address.FreemiumBigDataCloud's IP Geolocation APILocates an IP address to city/region level using router-topology mapping rather than WHOIS data.FreemiumBigDataCloud's Network Engineering APIASN details, BGP prefix data, IP-to-network lookups and Tor exit-node detection for network engineering.FreemiumCountry.isLooks up a visitor's country (and optionally city/ASN) from their IP address.Free