What are some alternatives?
When comparing BigDataCloud.com and IP2Location, you can also consider the following products
ipstack - ipstack is a free, real-time IP address to location JSON API and database service supporting IPv4 and IPv6 lookup.
ipapi - Web analytics with IP address lookup and location API
IP-API.com - Free IP Geolocation API - lookup any IP address
ipgeolocation.io - Free IP Geolocation API and Accurate GeoIP Lookup Location Database
ipdata.co - Get the Geolocation, Organisation, Currency, Timezone, Calling Code, Flag, Proxy, Tor and Threat intelligence data from any IPv4 or IPv6 address.
GeoNode - Open Source Geospatial Content Management System