Who should use IP Lookup?

IP Lookup is an open-source project built for firefox users and developers needing quick IP geolocation lookups.

Yes — IP Lookup is open source under the Open Source license and free to use.

What platforms does IP Lookup run on?

IP Lookup runs on the web and embeddable surfaces.

Is IP Lookup still maintained?

Unverified. IP Lookup has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What are alternatives to IP Lookup?

Similar projects tracked by PulseGate include IP Finder, IP Check, and IP.

Who develops IP Lookup?

IP Lookup is developed by Francesco De Stefano.

When did IP Lookup launch?

IP Lookup first shipped in 2016.

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IP Lookup

Name: IP Lookup
Author: Francesco De Stefano

mozilla.orgBrowser DevTools & extensions

IP Lookup is a Firefox extension that retrieves geolocation details for IP addresses, including associated cities, time zones, latitude, and longitude. It uses an external IP lookup API and database to display results in the browser.

Open SourceWebEmbeddableCloud-managed

Visit mozilla.org

Overview

6 features

IP Lookup sits in PulseGate's Browser DevTools & extensions category. It focuses on looking up the geographic and network details associated with IP addresses while browsing. IP Lookup is an open-source project aimed at firefox users and developers needing quick IP geolocation lookups. IP Lookup is open source under the Open Source license. IP Lookup is available on the web and embeddable surfaces.

Behind IP Lookup is Francesco De Stefano, and it first shipped in 2016. Among its 6 catalogued features are IP geolocation lookup, city information, and time zone details. The interface is available in 32 languages, including Czech, German, and Greek. It exposes integrations via a public API.

Summary written by a language model from the project’s public pages.

IP geolocation lookup
City information
Time zone details
Latitude and longitude
Browser tab access
External API lookup

Built with & integrations

Connectors

API

Runs on

BrowserEmbeddableCloud-managed

Trust & compliance

License

Open Source

Verified signals

HTTPSPrivacy Policy Terms of ServiceOpen SourceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed15 Sep · 16:13 UTC
IP Lookup verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about IP Lookup

What does IP Lookup do?: IP Lookup focuses on looking up the geographic and network details associated with IP addresses while browsing. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use IP Lookup?: IP Lookup is an open-source project built for firefox users and developers needing quick IP geolocation lookups.
Is IP Lookup free?: Yes — IP Lookup is open source under the Open Source license and free to use.
What platforms does IP Lookup run on?: IP Lookup runs on the web and embeddable surfaces.
Is IP Lookup still maintained?: Unverified. IP Lookup has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to IP Lookup?: Similar projects tracked by PulseGate include IP Finder, IP Check, and IP.IP Finder IP Check IP
Who develops IP Lookup?: IP Lookup is developed by Francesco De Stefano.
When did IP Lookup launch?: IP Lookup first shipped in 2016.

At a glance

Pricing: Open Source
Platforms: Web
License: Open Source
First seen: 15 Sep 2026
Built for: Firefox users and developers needing quick IP geolocation lookups
Model: Open source
Solves: Looking up the geographic and network details associated with IP addresses while browsing.

Registered as

Firefox Add-ons: ip-lookup

Developer

Francesco De Stefano

Index record

Indexed: 15 Sep 2026
Lifecycle: Alive
First seen: Sep 2026
Last seen: 15 Sep 2026

Identity audit (13)

Slug: ip-lookup-mozilla-org
Lifecycle state recorded: 15 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 15 Sep 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 15 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/ip-lookup

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