IP Geolocation data by DB-IP.com
https://db-ip.com
Source: DB-IP IP to Country Lite, October 2026
https://db-ip.com/db/download/ip-to-country-lite

License: Creative Commons Attribution 4.0 International (CC BY 4.0)
https://creativecommons.org/licenses/by/4.0/

Adaptation: the CSV database was converted into sorted binary IPv4 and IPv6
address ranges. Lookups run locally on the server.