runsonwhat

GFN GmbH's tech stack

What does GFN GmbH use?

GFN GmbH (gfn.de) uses at least 18 tools we can see from public records, including Microsoft 365 for email and documents, Google Tag Manager for analytics, WordPress for its website and Inxmail for marketing. Last checked .

Industry
Professional Training & Coaching
Size
201–1,000 employees
Based in
Heidelberg, Germany
Founded
1997
LinkedIn
Company page
Re-check liveVisit gfn.de
Tools found
18
Categories
9
Layers
5 of 5
Changes seen
5

GFN GmbH's stack, layer by layer

Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.

Edge & Hosting

1 tool, where the bytes are served from

CDN & Edge

Application

4 tools, what the product is built with

Frontend

Media & UI

Data & Observability

1 tool, what they measure and store

Analytics

Go-to-market

7 tools, how they find and keep customers

Website & CMS

Marketing

Ads & Pixels

Company Ops

5 tools, what the team runs on day to day

Workspace

Security & Compliance

What changed at GFN GmbH

Recent starts and stops

  1. StartedChatGPT Ads
  2. StartedCloudflare
  3. StartedGoogle Tag Manager
  4. StartedVimeo
  5. StartedYouTube

Companies like GFN GmbH also use

Tools common among companies with a similar stack that we haven't found at GFN GmbH.

Companies with a stack like GFN GmbH's

Ranked by shared tools, with rare tools counting more.

GFN GmbH tech stack FAQ

What tools does GFN use?

As of October 2026, runsonwhat has found 18 tools at GFN (gfn.de) in public records. Edge & Hosting: Cloudflare. Application: jQuery, Vimeo and YouTube. Data & Observability: Google Tag Manager. Go-to-market: WordPress, Yoast SEO and Microsoft Ads. Company Ops: Microsoft 365, Apple Business and GlobalSign. Last checked October 19, 2026.

What email provider does GFN use?

GFN uses Microsoft 365 for email and office software, alongside Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 712,514 companies runsonwhat tracks.

What analytics tools does GFN use?

GFN uses Google Tag Manager for analytics, according to runsonwhat (October 2026). runsonwhat found Google Tag Manager through Google Tag Manager code on gfn.de. Google Tag Manager is used by 504,095 companies runsonwhat tracks.

What is GFN's website built with?

GFN uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on gfn.de. WordPress is used by 598,716 companies runsonwhat tracks.

What marketing software does GFN use?

GFN uses Inxmail for marketing, according to runsonwhat (October 2026). runsonwhat found Inxmail through email records that authorize Inxmail. Inxmail is used by 358 companies runsonwhat tracks.

Does GFN use jQuery?

Yes. runsonwhat found jQuery at GFN through jQuery code on gfn.de. jQuery is a Frontend tool used by 917,811 companies runsonwhat tracks.

Has GFN changed tools recently?

Yes. On runsonwhat's rechecks, GFN started using ChatGPT Ads, Cloudflare and Google Tag Manager (latest on October 19, 2026). A change counts only between two checks of gfn.de done the same way.

Which companies have a tech stack similar to GFN's?

The companies with the stacks most like GFN's are Russ-Jesinger Automobile, Energie SaarLorLux, D.live GmbH & Co. Kg and Thomas Sabo, according to runsonwhat (October 2026). Each shares 8 to 10 tools with GFN, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what GFN uses?

runsonwhat reads public records only. Of the 18 tools at GFN, 13 were found through code on gfn.de, 4 through DNS records and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and gfn.de about monthly.

We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.