# What does Otrum AS use?

Otrum AS (otrum.com) shows public evidence of 6 tools, according to runsonwhat (last checked 2026-10-06).

- Industry: IT Services
- Size: 51–200 employees
- Based in: Oslo, Norway
- Founded: 1985
- LinkedIn: https://www.linkedin.com/company/otrum-as

## Edge & Hosting

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

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records |  |
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records |  |
| [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records |  |

## FAQ

### What tools does Otrum use?

As of October 2026, runsonwhat has found 6 tools at Otrum (otrum.com) in public records. Edge & Hosting: Cloudflare and Microsoft Azure. Company Ops: Microsoft 365, Atlassian and Amazon SES. Last checked October 6, 2026.

### What cloud does Otrum run on?

Otrum uses Microsoft Azure for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Microsoft Azure through DNS records that point at Microsoft Azure. Microsoft Azure is used by 45,297 companies runsonwhat tracks.

### What email provider does Otrum use?

Otrum uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 700,596 companies runsonwhat tracks.

### Does Otrum use Cloudflare?

Yes. runsonwhat found Cloudflare at Otrum through DNS records that point at Cloudflare and code on otrum.com. Cloudflare is a CDN & Edge tool used by 691,534 companies runsonwhat tracks.

### How does runsonwhat know what Otrum uses?

runsonwhat reads public records only. Of the 6 tools at Otrum, 5 were found through DNS records, 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and otrum.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/otrum.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.