# What does Clase 10 use?

Clase 10 (clase10.com) shows public evidence of 14 tools, according to runsonwhat (last checked 2026-11-15).

- Industry: IT Services
- Size: 11–50 employees
- Based in: Paterna, Spain
- Founded: 1991
- LinkedIn: https://www.linkedin.com/company/clase-10-sistemas

## Edge & Hosting

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

## 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 |  |
| [Yoast SEO](https://www.runsonwhat.com/reverse/yoast) | Website & CMS | Website code |  |
| [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records |  |

## Company Ops

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

## FAQ

### What tools does Clase 10 use?

As of November 2026, runsonwhat has found 14 tools at Clase 10 (clase10.com) in public records. Edge & Hosting: Cloudflare. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics. Go-to-market: WordPress, Google Ads and Yoast SEO. Company Ops: Microsoft 365, reCAPTCHA and Webex. Last checked November 15, 2026.

### What email provider does Clase 10 use?

Clase 10 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 739,102 companies runsonwhat tracks.

### What analytics tools does Clase 10 use?

Clase 10 uses Google Analytics for analytics, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on clase10.com. Google Analytics is used by 904,725 companies runsonwhat tracks.

### What is Clase 10's website built with?

Clase 10 uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on clase10.com. WordPress is used by 607,356 companies runsonwhat tracks.

### What marketing software does Clase 10 use?

Clase 10 uses Mailchimp for marketing, according to runsonwhat (November 2026). runsonwhat found Mailchimp through email records that authorize Mailchimp. Mailchimp is used by 119,451 companies runsonwhat tracks.

### Does Clase 10 use jQuery?

Yes. runsonwhat found jQuery at Clase 10 through jQuery code on clase10.com. jQuery is a Frontend tool used by 927,436 companies runsonwhat tracks.

### How does runsonwhat know what Clase 10 uses?

runsonwhat reads public records only. Of the 14 tools at Clase 10, 11 were found through code on clase10.com, 2 through email records and 1 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and clase10.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/clase10.com (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.