# What does Armin Quester Immobilien use?

Armin Quester Immobilien (quester.de) shows public evidence of 15 tools, according to runsonwhat (last checked 2026-10-31).

- Industry: Real Estate
- Size: 11–50 employees
- Based in: Duisburg, Germany
- Founded: 1953
- LinkedIn: https://www.linkedin.com/company/armin-quester-immobilien-gmbh

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code |  |
| [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code |  |
| [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code |  |
| [Google Maps](https://www.runsonwhat.com/reverse/google-maps) | Media & UI | Website code |  |
| [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code |  |
| [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | Media & UI | Website code |  |
| [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | 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 |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, Website code |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Custom domain, Email records |  |

## FAQ

### What tools does Armin Quester Immobilien use?

As of November 2026, runsonwhat has found 15 tools at Armin Quester Immobilien (quester.de) in public records. Edge & Hosting: Cloudflare. Application: Google Fonts, Font Awesome and Vimeo. Data & Observability: Google Analytics. Go-to-market: WordPress and Google Ads. Company Ops: Microsoft 365 and SendGrid. Last checked October 31, 2026.

### What email provider does Armin Quester Immobilien use?

Armin Quester Immobilien 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 code on quester.de. Microsoft 365 is used by 720,922 companies runsonwhat tracks.

### What analytics tools does Armin Quester Immobilien use?

Armin Quester Immobilien uses Google Analytics for analytics, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on quester.de. Google Analytics is used by 905,989 companies runsonwhat tracks.

### What is Armin Quester Immobilien's website built with?

Armin Quester Immobilien uses WordPress for its website, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on quester.de. WordPress is used by 607,119 companies runsonwhat tracks.

### Does Armin Quester Immobilien use Google Fonts?

Yes. runsonwhat found Google Fonts at Armin Quester Immobilien through Google Fonts code on quester.de. Google Fonts is a Media & UI tool used by 825,819 companies runsonwhat tracks.

### How does runsonwhat know what Armin Quester Immobilien uses?

runsonwhat reads public records only. Of the 15 tools at Armin Quester Immobilien, 12 were found through code on quester.de, 1 through DNS records, 1 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and quester.de about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/quester.de (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.