# What does BSR use?

BSR (bsr.de) shows public evidence of 13 tools, according to runsonwhat (last checked 2026-11-10).

- Industry: Waste Disposal
- Based in: Germany
- Founded: 1951
- LinkedIn: https://www.linkedin.com/company/berliner-stadtreinigung

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code |  |
| [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain, Website code |  |

## Application

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

## Go-to-market

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

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records |  |
| [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records |  |
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records |  |
| [GlobalSign](https://www.runsonwhat.com/reverse/globalsign) | Security & Compliance | DNS verification records |  |
| [Usercentrics](https://www.runsonwhat.com/reverse/usercentrics) | Security & Compliance | Website code |  |
| [Miro](https://www.runsonwhat.com/reverse/miro) | Collaboration | DNS verification records |  |
| [Hornetsecurity](https://www.runsonwhat.com/reverse/hornetsecurity) | Security & Compliance | Email records |  |
| [Seatsurfing](https://www.runsonwhat.com/reverse/seatsurfing) | Collaboration | DNS verification records |  |

## Recent changes at BSR

- 2026-10-09: started using [Hornetsecurity](https://www.runsonwhat.com/reverse/hornetsecurity)

## FAQ

### What tools does BSR use?

As of November 2026, runsonwhat has found 13 tools at BSR (bsr.de) in public records. Edge & Hosting: Amazon Web Services and Amazon CloudFront. Application: React. Go-to-market: Microsoft Ads. Company Ops: Microsoft 365, Apple Business and Atlassian. Last checked November 10, 2026.

### What cloud does BSR run on?

BSR uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on bsr.de. Amazon Web Services is used by 147,458 companies runsonwhat tracks.

### What email provider does BSR use?

BSR uses Microsoft 365 for email and office software, alongside Apple Business, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 734,158 companies runsonwhat tracks.

### Does BSR use React?

Yes. runsonwhat found React at BSR through React code on bsr.de. React is a Frontend tool used by 124,165 companies runsonwhat tracks.

### Has BSR changed tools recently?

Yes. On runsonwhat's rechecks, BSR started using Hornetsecurity (latest on October 9, 2026). A change counts only between two checks of bsr.de done the same way.

### Which companies have a tech stack similar to BSR's?

The companies with the stacks most like BSR's are Chefs Culinar, Hugging Face, Greenyard Fresh Germany and DAL Deutsche Anlagen-Leasing GmbH & Co. KG, according to runsonwhat (November 2026). Each shares 3 to 7 tools with BSR, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what BSR uses?

runsonwhat reads public records only. Of the 13 tools at BSR, 7 were found through DNS records, 4 through code on bsr.de, 1 through subdomains that point at the vendor and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and bsr.de about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/bsr.de (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.