# What does Tallinn School No. 21 use?

Tallinn School No. 21 (21k.ee) shows public evidence of 10 tools, according to runsonwhat (last checked 2026-11-10).

- Industry: Education Management
- Size: 51–200 employees
- Based in: Kesklinna, Estonia
- Founded: 1903
- LinkedIn: https://www.linkedin.com/company/tallinn-school-no-21

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

## Company Ops

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

## FAQ

### What tools does Tallinn School No. 21 use?

As of November 2026, runsonwhat has found 10 tools at Tallinn School No. 21 (21k.ee) in public records. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics. Go-to-market: WordPress. Company Ops: Microsoft 365, CookieYes and Valimail. Last checked November 10, 2026.

### What email provider does Tallinn School No. 21 use?

Tallinn School No. 21 uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 736,692 companies runsonwhat tracks.

### What analytics tools does Tallinn School No. 21 use?

Tallinn School No. 21 uses Google Analytics for analytics, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on 21k.ee. Google Analytics is used by 904,095 companies runsonwhat tracks.

### What is Tallinn School No. 21's website built with?

Tallinn School No. 21 uses WordPress for its website, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on 21k.ee. WordPress is used by 606,942 companies runsonwhat tracks.

### Does Tallinn School No. 21 use jQuery?

Yes. runsonwhat found jQuery at Tallinn School No. 21 through jQuery code on 21k.ee. jQuery is a Frontend tool used by 927,276 companies runsonwhat tracks.

### How does runsonwhat know what Tallinn School No. 21 uses?

runsonwhat reads public records only. Of the 10 tools at Tallinn School No. 21, 8 were found through code on 21k.ee, 1 through DNS records and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and 21k.ee about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/21k.ee (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.