runsonwhat

Def+'s tech stack

What does Def+ use?

Def+ (defplus.be) uses at least 18 tools we can see from public records, including Microsoft 365 for email and documents, Google Analytics for analytics, WordPress for its website and Flexmail for marketing. Last checked .

Industry
Public Policy
Size
201–1,000 employees
Based in
Neder-Over-Heembeek, Belgium
Founded
1973
LinkedIn
Company page
Re-check liveVisit defplus.be
Tools found
18
Categories
8
Layers
4 of 5
Last checked
Oct 2026

Def+'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.

Application

9 tools, what the product is built with

Frontend

AI

Media & UI

Data & Observability

1 tool, what they measure and store

Analytics

Go-to-market

5 tools, how they find and keep customers

Website & CMS

Marketing

Company Ops

3 tools, what the team runs on day to day

Workspace

Security & Compliance

Companies like Def+ also use

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

Companies with a stack like Def+'s

Ranked by shared tools, with rare tools counting more.

More Public Policy companies

Other Public Policy companies we've checked.

Def+ tech stack FAQ

What tools does Def+ use?

As of October 2026, runsonwhat has found 18 tools at Def+ (defplus.be) in public records. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics. Go-to-market: WordPress, Yoast SEO and WooCommerce. Company Ops: Microsoft 365, reCAPTCHA and CookieYes. Last checked October 20, 2026.

What email provider does Def+ use?

Def+ uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 712,567 companies runsonwhat tracks.

What analytics tools does Def+ use?

Def+ uses Google Analytics for analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on defplus.be. Google Analytics is used by 884,981 companies runsonwhat tracks.

What is Def+'s website built with?

Def+ uses WordPress for its website, alongside Yoast SEO and WooCommerce, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on defplus.be. WordPress is used by 599,026 companies runsonwhat tracks.

What marketing software does Def+ use?

Def+ uses Flexmail for marketing, according to runsonwhat (October 2026). runsonwhat found Flexmail through email records that authorize Flexmail. Flexmail is used by 561 companies runsonwhat tracks.

Does Def+ use jQuery?

Yes. runsonwhat found jQuery at Def+ through jQuery code on defplus.be. jQuery is a Frontend tool used by 918,445 companies runsonwhat tracks.

Which companies have a tech stack similar to Def+'s?

The companies with the stacks most like Def+'s are Gemeente & Ocmw Zoersel, zwalm.be, Gemeente Herent and Wittebrug, according to runsonwhat (October 2026). Each shares 4 to 9 tools with Def+, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what Def+ uses?

runsonwhat reads public records only. Of the 18 tools at Def+, 14 were found through code on defplus.be, 2 through email records, 1 through DNS records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and defplus.be 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.