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Search IPs, organizations, ASNs, and networks with fast, structured results
Organizations
Browse providers, networks, and companies by name or geography. Jump into the directory, check the Top 300, or explore top countries.
Learn & Explore
Discover the fundamentals of IP addresses, geolocation and lookup interpretation.
What is an IP Address?
Learn the basics of IP addresses, how they work, and why they're essential for internet communication.
How IP Geolocation Works
Discover how IP geolocation technology determines the physical location of internet-connected devices.
Understanding Your Lookup Results
Learn how to interpret ISP data, location accuracy, security flags, and other information from IP lookups.