# What does Reason Why use?

Reason Why (reasonwhy.es) shows public evidence of 11 tools, according to runsonwhat (last checked 2026-11-06).

- Industry: Media Production
- Size: 11–50 employees
- Based in: Madrid, Spain
- Founded: 2012
- LinkedIn: https://www.linkedin.com/company/reasonwhy-es

## Edge & Hosting

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

## 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 |  |
| [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records |  |

## 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 |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code |  |
| [Postmark](https://www.runsonwhat.com/reverse/postmark) | Email Delivery | Email records |  |

## FAQ

### What tools does Reason Why use?

As of November 2026, runsonwhat has found 11 tools at Reason Why (reasonwhy.es) in public records. Edge & Hosting: Cloudflare. Application: jQuery, Google Fonts and OpenAI. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads and Mailchimp. Company Ops: Google Workspace and Postmark. Last checked November 6, 2026.

### What email provider does Reason Why use?

Reason Why uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on reasonwhy.es. Google Workspace is used by 415,689 companies runsonwhat tracks.

### What analytics tools does Reason Why use?

Reason Why uses Google Analytics for analytics, alongside Google Tag Manager and Microsoft Clarity, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on reasonwhy.es. Google Analytics is used by 905,746 companies runsonwhat tracks.

### What marketing software does Reason Why use?

Reason Why uses Mailchimp for marketing, according to runsonwhat (November 2026). runsonwhat found Mailchimp through email records that authorize Mailchimp. Mailchimp is used by 118,260 companies runsonwhat tracks.

### Does Reason Why use jQuery?

Yes. runsonwhat found jQuery at Reason Why through jQuery code on reasonwhy.es. jQuery is a Frontend tool used by 929,623 companies runsonwhat tracks.

### Does Reason Why use AI tools?

Yes. runsonwhat has found OpenAI at Reason Why; OpenAI, for example, through a DNS verification record for OpenAI. AI services called only from servers leave no public trace, so Reason Why may use more AI tools than these.

### How does runsonwhat know what Reason Why uses?

runsonwhat reads public records only. Of the 11 tools at Reason Why, 6 were found through code on reasonwhy.es, 3 through email records and 2 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and reasonwhy.es about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/reasonwhy.es (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.