# What does ETSA use?

ETSA (etsa.cl) shows public evidence of 11 tools, according to runsonwhat (last checked 2026-10-30).

- Industry: Construction
- Size: 11–50 employees
- Based in: La Reina, Chile
- LinkedIn: https://www.linkedin.com/company/envases-termoaislantes-s-a-

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code |  |
| [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code |  |
| [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | DNS verification records, Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code |  |
| [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code |  |
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |

## Data & Observability

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

## Company Ops

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

## FAQ

### What tools does ETSA use?

As of November 2026, runsonwhat has found 11 tools at ETSA (etsa.cl) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Vercel. Application: Google Fonts, React and Tailwind CSS. Data & Observability: Google Analytics. Company Ops: Microsoft 365. Last checked October 30, 2026.

### What cloud does ETSA run on?

ETSA uses Amazon Web Services for hosting and cloud infrastructure, alongside Vercel, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on etsa.cl. Amazon Web Services is used by 146,691 companies runsonwhat tracks.

### What email provider does ETSA use?

ETSA 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 etsa.cl. Microsoft 365 is used by 719,128 companies runsonwhat tracks.

### What analytics tools does ETSA use?

ETSA uses Google Analytics for analytics, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on etsa.cl. Google Analytics is used by 906,435 companies runsonwhat tracks.

### Does ETSA use Google Fonts?

Yes. runsonwhat found Google Fonts at ETSA through Google Fonts code on etsa.cl. Google Fonts is a Media & UI tool used by 825,961 companies runsonwhat tracks.

### How does runsonwhat know what ETSA uses?

runsonwhat reads public records only. Of the 11 tools at ETSA, 7 were found through code on etsa.cl, 2 through DNS records, 1 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and etsa.cl about monthly.


---

Source: runsonwhat, https://www.runsonwhat.com/company/etsa.cl (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.