IP Lookup
Enter any public IP address to instantly reveal its location, ISP, ASN, network, timezone, and more.
Enter an IP address above or click one of the examples to get started.
What Is an IP Lookup?
An IP lookup (also called IP geolocation or IP WHOIS) is the process of querying a database to find information associated with a given IP address. Unlike a domain WHOIS lookup, IP lookup focuses on the network-level data: who owns the IP block, where it is geographically routed, and what organisation controls it.
IP addresses are allocated in large blocks by regional internet registries (ARIN, RIPE, APNIC, etc.) to ISPs and organisations. Geo-IP databases map these blocks to approximate physical locations based on registration data, network topology, and latency measurements.
The results are useful for network troubleshooting, security research, fraud prevention, content localisation, and understanding where traffic originates.
Geolocation
Pinpoints the approximate country, region, and city of the IP address based on routing data.
ISP & ASN
Identifies the Internet Service Provider and Autonomous System that owns and routes the IP block.
Network Info
Shows the CIDR subnet range the IP belongs to, useful for firewall rules and network analysis.
Common Uses for IP Lookup
- Cybersecurity & threat intelligence: Security teams look up suspicious IP addresses found in server logs, email headers, or firewall alerts to determine the source of potential attacks or spam.
- Fraud detection: E-commerce platforms and payment processors use IP lookup to flag orders where the IP location does not match the billing address, reducing chargebacks.
- Content geo-targeting: Websites use IP geolocation to deliver region-specific content, pricing, currency, and language — improving user experience without requiring sign-in.
- Network diagnostics: IT professionals look up IPs from traceroute or ping results to understand routing paths, identify bottlenecks, and verify that traffic is leaving expected network boundaries.
- Verifying VPN exit nodes: After connecting to a VPN, looking up your IP confirms which country the exit node is in and that your real IP is no longer visible.
Frequently Asked Questions
Privacy & Data Use
Lookups are performed directly from your browser. We do not log the IP addresses you search for, store results, or share any data with third parties. This tool is provided purely as a free utility.
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