Apache 2.0 Open Source License IPv6 GeoIP Supported

WhatTimeIsIn GeoIP

Free, local GeoIP API that provides location, timezone, and ASN data for IPv4/IPv6 with no external calls.

What is the WhatTimeIsIn GeoIP API?

The WhatTimeIsIn GeoIP API is a free, privacy-friendly service that lets you detect a user's location, timezone, and ASN information using IPv4 or IPv6 addresses.

Unlike most GeoIP services, this API runs locally using a consolidated database derived from MaxMind data and does not send user IP addresses to third-party providers.

Looking for timezone conversions? Try our world clock

Live GeoIP Lookup

Detect your public IP or enter another IP and run the lookup.

Request URL: - Try

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GeoIP API Response Example

Use the Visual tab for a readable summary or JSON for the raw API output.

Supported Programming Languages

Implement your own GeoIP API or build an internal app (Detect my IP, dashboards, or internal systems) using any language below.

GeoIP Data Source & Accuracy

This GeoIP data is consolidated from the MaxMind GeoLite database and updated monthly to ensure accuracy for IP location and timezone detection.