# What does pool 91 use?

pool 91 (pool91.de) shows public evidence of 7 tools, according to runsonwhat (last checked 2026-10-17).

- Industry: Marketing and Advertising
- Size: 11–50 employees
- Based in: München, Germany
- Founded: 1991
- LinkedIn: https://www.linkedin.com/company/pool-91-werbeagentur-gmbh

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [GoDaddy](https://www.runsonwhat.com/reverse/godaddy) | DNS | DNS records |  |

## 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 |  |
| [Google Maps](https://www.runsonwhat.com/reverse/google-maps) | Media & UI | Website code |  |

## Data & Observability

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

## Company Ops

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

## FAQ

### What tools does pool 91 use?

As of October 2026, runsonwhat has found 7 tools at pool 91 (pool91.de) in public records. Edge & Hosting: GoDaddy. Application: jQuery, Google Fonts and Google Maps. Data & Observability: Google Tag Manager. Company Ops: Microsoft 365 and Usercentrics. Last checked October 17, 2026.

### What email provider does pool 91 use?

pool 91 uses Microsoft 365 for email and office software, 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 701,711 companies runsonwhat tracks.

### What analytics tools does pool 91 use?

pool 91 uses Google Tag Manager for analytics, according to runsonwhat (October 2026). runsonwhat found Google Tag Manager through Google Tag Manager code on pool91.de. Google Tag Manager is used by 489,162 companies runsonwhat tracks.

### Does pool 91 use jQuery?

Yes. runsonwhat found jQuery at pool 91 through jQuery code on pool91.de. jQuery is a Frontend tool used by 897,688 companies runsonwhat tracks.

### How does runsonwhat know what pool 91 uses?

runsonwhat reads public records only. Of the 7 tools at pool 91, 5 were found through code on pool91.de, 2 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and pool91.de about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/pool91.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.