# What does STOPSO use?

STOPSO (stopso.com) shows public evidence of 11 tools, according to runsonwhat (last checked 2026-10-07).

- Industry: IT Services
- Size: 51–200 employees
- Based in: Ashburn, United States
- Founded: 2006
- LinkedIn: https://www.linkedin.com/company/671644

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code |  |
| [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records |  |
| [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | Website code |  |
| [Fastly](https://www.runsonwhat.com/reverse/fastly) | CDN & Edge | Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [GSAP](https://www.runsonwhat.com/reverse/gsap) | Media & UI | Website code |  |
| [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Sentry](https://www.runsonwhat.com/reverse/sentry) | Monitoring | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Wix](https://www.runsonwhat.com/reverse/wix) | Website & CMS | Custom domain, Website code |  |

## Company Ops

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

## FAQ

### What tools does STOPSO use?

As of October 2026, runsonwhat has found 11 tools at STOPSO (stopso.com) in public records. Edge & Hosting: Amazon Web Services, Amazon Route 53 and Google Cloud. Application: GSAP and React. Data & Observability: Sentry. Go-to-market: Wix. Company Ops: Microsoft 365 and Google Workspace. Last checked October 7, 2026.

### What cloud does STOPSO run on?

STOPSO uses Amazon Web Services for hosting and cloud infrastructure, alongside Google Cloud, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on stopso.com. Amazon Web Services is used by 144,878 companies runsonwhat tracks.

### What email provider does STOPSO use?

STOPSO uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and code on stopso.com. Microsoft 365 is used by 701,710 companies runsonwhat tracks.

### What is STOPSO's website built with?

STOPSO uses Wix for its website, according to runsonwhat (October 2026). runsonwhat found Wix through a subdomain that points at Wix and code on stopso.com. Wix is used by 50,932 companies runsonwhat tracks.

### What monitoring tools does STOPSO use?

STOPSO uses Sentry for monitoring, according to runsonwhat (October 2026). runsonwhat found Sentry through Sentry code on stopso.com. Sentry is used by 77,032 companies runsonwhat tracks.

### Does STOPSO use GSAP?

Yes. runsonwhat found GSAP at STOPSO through GSAP code on stopso.com. GSAP is a Media & UI tool used by 199,285 companies runsonwhat tracks.

### How does runsonwhat know what STOPSO uses?

runsonwhat reads public records only. Of the 11 tools at STOPSO, 6 were found through code on stopso.com, 2 through email records, 1 through website configuration files, 1 through DNS 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 stopso.com about monthly.


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