# What does rocks media GmbH use?

rocks media GmbH (c4.rocks) shows public evidence of 8 tools, according to runsonwhat (last checked 2026-11-06).

- Industry: Marketing and Advertising
- Size: 11–50 employees
- Based in: Hamburg, Germany
- Founded: 2019
- LinkedIn: https://www.linkedin.com/company/c4rocks

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records |  |

## Company Ops

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

## FAQ

### What tools does rocks media use?

As of November 2026, runsonwhat has found 8 tools at rocks media (c4.rocks) in public records. Edge & Hosting: Cloudflare and Vercel. Application: Next.js. Go-to-market: Meta Pixel. Company Ops: Microsoft 365 and Google Workspace. Last checked November 6, 2026.

### What cloud does rocks media run on?

rocks media uses Vercel for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Vercel through Vercel code on c4.rocks. Vercel is used by 53,545 companies runsonwhat tracks.

### What email provider does rocks media use?

rocks media uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 736,657 companies runsonwhat tracks.

### Does rocks media use Cloudflare?

Yes. runsonwhat found Cloudflare at rocks media through DNS records that point at Cloudflare. Cloudflare is a CDN & Edge tool used by 735,340 companies runsonwhat tracks.

### How does runsonwhat know what rocks media uses?

runsonwhat reads public records only. Of the 8 tools at rocks media, 4 were found through DNS records, 2 through code on c4.rocks, 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 c4.rocks about monthly.


---

Source: runsonwhat, https://www.runsonwhat.com/company/c4.rocks (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.