# What does Checkio use?

Checkio (checkio.org) shows public evidence of 13 tools, according to runsonwhat (last checked 2026-10-31).

- Industry: E-learning
- Size: 11–50 employees
- Based in: Las Vegas, United States
- Founded: 2012
- LinkedIn: https://www.linkedin.com/company/checkio

## Edge & Hosting

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

## Application

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [X Ads](https://www.runsonwhat.com/reverse/x-ads) | Ads & Pixels | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code |  |
| [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Custom domain, Email records |  |

## FAQ

### What tools does Checkio use?

As of October 2026, runsonwhat has found 13 tools at Checkio (checkio.org) in public records. Edge & Hosting: Cloudflare and DigitalOcean. Application: Google Fonts and YouTube. Data & Observability: Google Analytics, Google Tag Manager and Sentry. Go-to-market: Google Ads and X Ads. Company Ops: Google Workspace, reCAPTCHA and SendGrid. Last checked October 31, 2026.

### What cloud does Checkio run on?

Checkio uses DigitalOcean for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found DigitalOcean through DNS records that point at DigitalOcean. DigitalOcean is used by 7,312 companies runsonwhat tracks.

### What email provider does Checkio use?

Checkio uses Google Workspace for email and office software, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on checkio.org. Google Workspace is used by 406,783 companies runsonwhat tracks.

### What analytics tools does Checkio use?

Checkio uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on checkio.org. Google Analytics is used by 897,931 companies runsonwhat tracks.

### What monitoring tools does Checkio use?

Checkio uses Sentry for monitoring, according to runsonwhat (October 2026). runsonwhat found Sentry through Sentry code on checkio.org. Sentry is used by 79,492 companies runsonwhat tracks.

### Does Checkio use Google Fonts?

Yes. runsonwhat found Google Fonts at Checkio through Google Fonts code on checkio.org. Google Fonts is a Media & UI tool used by 820,187 companies runsonwhat tracks.

### How does runsonwhat know what Checkio uses?

runsonwhat reads public records only. Of the 13 tools at Checkio, 9 were found through code on checkio.org, 2 through DNS records, 1 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and checkio.org about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/checkio.org (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.