About Us

About This Site

IP Lookup is a free, fast online IP address lookup tool supporting IPv4 / IPv6 addresses and domains, showing location, ISP, ASN, timezone and coordinates.

Data Sources

• ip2region: a popular Chinese offline database with province, city and ISP data.
• GeoLite2 (MaxMind): international database with country, city, coordinates, timezone and ASN.
• All data is stored locally; lookups return in milliseconds without third-party APIs.

Features

• IP / domain lookup for both IPv4 and IPv6.
• Offline databases for speed and stability.
• Map marker, WHOIS info, DNS records and device info tools.
• Device info is shown only on your machine and never uploaded.

Privacy Commitment

We value your privacy: query statistics contain no identity, and device info stays local. See our Privacy Policy and Cookie Policy for details.