# What does Dek Opleidingen use?

Dek Opleidingen (dek.nl) shows public evidence of 18 tools, according to runsonwhat (last checked 2026-11-10).

- Industry: Education Management
- Size: 51–200 employees
- Based in: Goes, Netherlands
- Founded: 1976
- LinkedIn: https://www.linkedin.com/company/dek-opleidingen

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |
| [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code |  |
| [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code |  |
| [Hotjar](https://www.runsonwhat.com/reverse/hotjar) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records, Website code |  |
| [WhatsApp Business](https://www.runsonwhat.com/reverse/whatsapp) | Support & Docs | Website code |  |
| [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code |  |
| [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code |  |
| [Brevo](https://www.runsonwhat.com/reverse/brevo) | Marketing | DNS verification records |  |
| [TikTok Pixel](https://www.runsonwhat.com/reverse/tiktok-pixel) | Ads & Pixels | Website code |  |
| [ChatGPT Ads](https://www.runsonwhat.com/reverse/chatgpt-ads) | Ads & Pixels | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, DNS verification records, Website code |  |
| [Mailgun](https://www.runsonwhat.com/reverse/mailgun) | Email Delivery | Email records, Website code |  |
| [CookieFirst](https://www.runsonwhat.com/reverse/cookiefirst) | Security & Compliance | Website code |  |

## FAQ

### What tools does Dek Opleidingen use?

As of November 2026, runsonwhat has found 18 tools at Dek Opleidingen (dek.nl) in public records. Application: jQuery and Google Fonts. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Meta Pixel and WhatsApp Business. Company Ops: Microsoft 365, Mailgun and CookieFirst. Last checked November 10, 2026.

### What email provider does Dek Opleidingen use?

Dek Opleidingen uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 737,863 companies runsonwhat tracks.

### What does Dek Opleidingen use for customer support?

Dek Opleidingen uses WhatsApp Business for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found WhatsApp Business through WhatsApp Business code on dek.nl. WhatsApp Business is used by 139,151 companies runsonwhat tracks.

### What analytics tools does Dek Opleidingen use?

Dek Opleidingen uses Google Analytics for analytics, alongside Google Tag Manager, Microsoft Clarity and Hotjar, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on dek.nl. Google Analytics is used by 904,272 companies runsonwhat tracks.

### What marketing software does Dek Opleidingen use?

Dek Opleidingen uses Brevo for marketing, according to runsonwhat (November 2026). runsonwhat found Brevo through a DNS verification record for Brevo. Brevo is used by 84,706 companies runsonwhat tracks.

### Does Dek Opleidingen use jQuery?

Yes. runsonwhat found jQuery at Dek Opleidingen through jQuery code on dek.nl. jQuery is a Frontend tool used by 927,313 companies runsonwhat tracks.

### Which companies have a tech stack similar to Dek Opleidingen's?

The companies with the stacks most like Dek Opleidingen's are Akamonkai Japanese Language School, Cooper Parry, Comaen and Teas, according to runsonwhat (November 2026). Each shares 6 to 9 tools with Dek Opleidingen, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Dek Opleidingen uses?

runsonwhat reads public records only. Of the 18 tools at Dek Opleidingen, 13 were found through code on dek.nl, 3 through DNS records and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and dek.nl about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/dek.nl (updated November 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.