# What does Dupp GmbH - Business- und Onlinelösungen use?

Dupp GmbH - Business- und Onlinelösungen (dupp.de) shows public evidence of 13 tools, according to runsonwhat (last checked 2026-10-20).

- Industry: Software
- Size: 11–50 employees
- Based in: Haiger, Germany
- Founded: 1990
- LinkedIn: https://www.linkedin.com/company/8609121

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [IONOS](https://www.runsonwhat.com/reverse/ionos) | Hosting & Cloud | Email records, Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Vue.js](https://www.runsonwhat.com/reverse/vue) | Frontend | 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 |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code |  |
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Yoast SEO](https://www.runsonwhat.com/reverse/yoast) | Website & CMS | Website code |  |
| [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code |  |
| [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | 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 |  |
| [Mailjet](https://www.runsonwhat.com/reverse/mailjet) | Email Delivery | Email records, Website code |  |

## FAQ

### What tools does Dupp GmbH - Business- und Onlinelösungen use?

As of October 2026, runsonwhat has found 13 tools at Dupp GmbH - Business- und Onlinelösungen (dupp.de) in public records. Edge & Hosting: IONOS. Application: jQuery and Vue.js. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: WordPress, Google Ads and Yoast SEO. Company Ops: Microsoft 365 and Mailjet. Last checked October 20, 2026.

### What cloud does Dupp GmbH - Business- und Onlinelösungen run on?

Dupp GmbH - Business- und Onlinelösungen uses IONOS for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found IONOS through email records that authorize IONOS and code on dupp.de. IONOS is used by 22,768 companies runsonwhat tracks.

### What email provider does Dupp GmbH - Business- und Onlinelösungen use?

Dupp GmbH - Business- und Onlinelösungen 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 715,077 companies runsonwhat tracks.

### What analytics tools does Dupp GmbH - Business- und Onlinelösungen use?

Dupp GmbH - Business- und Onlinelösungen uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on dupp.de. Google Analytics is used by 888,740 companies runsonwhat tracks.

### What is Dupp GmbH - Business- und Onlinelösungen's website built with?

Dupp GmbH - Business- und Onlinelösungen uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on dupp.de. WordPress is used by 600,434 companies runsonwhat tracks.

### Does Dupp GmbH - Business- und Onlinelösungen use jQuery?

Yes. runsonwhat found jQuery at Dupp GmbH - Business- und Onlinelösungen through jQuery code on dupp.de. jQuery is a Frontend tool used by 920,650 companies runsonwhat tracks.

### How does runsonwhat know what Dupp GmbH - Business- und Onlinelösungen uses?

runsonwhat reads public records only. Of the 13 tools at Dupp GmbH - Business- und Onlinelösungen, 9 were found through code on dupp.de, 3 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and dupp.de about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/dupp.de (updated October 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.