# What does 123test use?

123test (123test.com) shows public evidence of 22 tools, according to runsonwhat (last checked 2026-10-31).

- Industry: Human Resources
- Size: 1–10 employees
- Based in: Nijmegen, Netherlands
- Founded: 2003
- LinkedIn: https://www.linkedin.com/company/123test-bv

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | DNS records, Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Lottie](https://www.runsonwhat.com/reverse/lottie) | 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 |  |
| [Matomo](https://www.runsonwhat.com/reverse/matomo) | 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 | Website code |  |
| [Google Ad Manager](https://www.runsonwhat.com/reverse/google-ad-manager) | Ads & Pixels | Website config |  |
| [Google AdSense](https://www.runsonwhat.com/reverse/google-adsense) | Ads & Pixels | Website code |  |
| [Criteo](https://www.runsonwhat.com/reverse/criteo) | Ads & Pixels | Website config |  |
| [Magnite](https://www.runsonwhat.com/reverse/magnite) | Ads & Pixels | Website config |  |
| [Media.net](https://www.runsonwhat.com/reverse/media-net) | Ads & Pixels | Website config |  |
| [Sovrn](https://www.runsonwhat.com/reverse/sovrn) | Ads & Pixels | Website config |  |
| [Sharethrough](https://www.runsonwhat.com/reverse/sharethrough) | Ads & Pixels | Website config |  |
| [Outbrain](https://www.runsonwhat.com/reverse/outbrain) | Ads & Pixels | Website config |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, Website code |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records |  |
| [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records |  |
| [Postmark](https://www.runsonwhat.com/reverse/postmark) | Email Delivery | Email records |  |
| [CookieScript](https://www.runsonwhat.com/reverse/cookie-script) | Security & Compliance | Website code |  |

## FAQ

### What tools does 123test use?

As of November 2026, runsonwhat has found 22 tools at 123test (123test.com) in public records. Edge & Hosting: Google Cloud. Application: Lottie. Data & Observability: Google Analytics, Google Tag Manager and Sentry. Go-to-market: Google Ads, Mailchimp and Google Ad Manager. Company Ops: Microsoft 365, SendGrid and Mailchimp Transactional. Last checked October 31, 2026.

### What cloud does 123test run on?

123test uses Google Cloud for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Google Cloud through DNS records that point at Google Cloud and code on 123test.com. Google Cloud is used by 76,875 companies runsonwhat tracks.

### What email provider does 123test use?

123test 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 123test.com. Microsoft 365 is used by 719,687 companies runsonwhat tracks.

### What analytics tools does 123test use?

123test uses Google Analytics for analytics, alongside Google Tag Manager and Matomo, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on 123test.com. Google Analytics is used by 906,254 companies runsonwhat tracks.

### What marketing software does 123test use?

123test uses Mailchimp for marketing, according to runsonwhat (November 2026). runsonwhat found Mailchimp through Mailchimp code on 123test.com. Mailchimp is used by 117,782 companies runsonwhat tracks.

### What monitoring tools does 123test use?

123test uses Sentry for monitoring, according to runsonwhat (November 2026). runsonwhat found Sentry through Sentry code on 123test.com. Sentry is used by 80,054 companies runsonwhat tracks.

### Does 123test use Google Ads?

Yes. runsonwhat found Google Ads at 123test through Google Ads code on 123test.com. Google Ads is a Ads & Pixels tool used by 541,975 companies runsonwhat tracks.

### How does runsonwhat know what 123test uses?

runsonwhat reads public records only. Of the 22 tools at 123test, 9 were found through code on 123test.com, 7 through website configuration files, 4 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 123test.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/123test.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.