1,000 free requests per day (full API output, commercial use allowed). Subscriptions start at $20/month for 20,000 daily requests. One-time credits available at $1+ (30,000 requests per dollar, never expire). Business plan $200/month includes self-hosting capabilities.
Not given
Key features
IP geolocation data for all public IPv4 and IPv6 addresses
VPN exit node enumeration from major VPN providers
Hosting and datacenter detection
Tor, proxy, and VPN detection
ASN and organization information
IP abuse detection from honeypot network and threat feeds
WHOIS data from regional internet registries
Bulk API lookups of up to 100 IPs per call
Multiple API server locations globally
Average API response time of 1.02ms
IP geolocation lookup in JSON, XML, CSV, YAML formats
Multiple programming language support including PHP, JavaScript, Python, Java, Ruby, Go, C#
Bulk IP lookup tool for batch lookups
IPv4 and IPv6 support
HTTPS/SSL secure API
Daily updated IP geolocation database
Usage monitoring and alerts API
Built on AWS infrastructure
What makes it different
Superior hosting detection with proprietary algorithm
Extensive free tier with commercial use included
Global API infrastructure with Microsoft Azure
Free tier requires no signup
Built on AWS for high availability and scalability