Question: Can you recommend an API that provides detailed geolocation information for IP addresses?

For more detailed geolocation data for IP addresses, MaxMind is another good option. It offers detailed, non-invasive location data and offers real-time risk scoring and insights for fraud prevention. The system is highly available, with 99.9999% coverage of IP addresses and 99.99% uptime for web services. That means it's a good option for companies large and small that want to personalize user experiences, enforce digital rights and improve security.

Another good option is Ipregistry, which offers more detailed IP geolocation and threat intelligence. It can handle data for more than 3 million unique locations, and offers features like proxy and VPN detection, threat intelligence from 220+ OSINT feeds and frequent updates for fresh results. It's good for publishing, retail and e-commerce companies that want to personalize content, block fraud and analyze logs.

The IP Lookup Geolocation API is another option. The API returns detailed geolocation information including business and education data, and it can handle a variety of output formats, including JSON, JSONP and CSV. It's available in a variety of packages, from a free tier to more substantial plans, and is good for geolocating users, serving regional content and improving analytics tools.

For companies that need a lot of cyber security features, IPQS offers an AI-powered fraud detection system that includes proxy and VPN detection, email and phone verification, and sophisticated fraud scoring. It can be integrated with popular sales and marketing tools like Hubspot and Salesforce, and offers real-time insights to help companies spot fraud and improve cybersecurity. That can be useful for companies that want to block fraudulent transactions and protect customer data.