# What does Techniker Krankenkasse use?

Techniker Krankenkasse (tk.de) shows public evidence of 11 tools, according to runsonwhat (last checked 2026-10-20).

- Based in: Germany

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Tealium](https://www.runsonwhat.com/reverse/tealium) | Data Pipeline | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, DNS verification 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 |  |
| [Mailjet](https://www.runsonwhat.com/reverse/mailjet) | Email Delivery | Email records, Website code |  |
| [TeamViewer](https://www.runsonwhat.com/reverse/teamviewer) | Dev Tools | DNS verification records |  |
| [Workplace from Meta](https://www.runsonwhat.com/reverse/meta-workplace) | Collaboration | DNS verification records |  |
| [Proton Mail](https://www.runsonwhat.com/reverse/proton) | Workspace | DNS verification records, Website code |  |
| [D-Trust](https://www.runsonwhat.com/reverse/d-trust) | Security & Compliance | DNS verification records |  |
| [MindManager](https://www.runsonwhat.com/reverse/mindmanager) | Collaboration | DNS verification records |  |

## FAQ

### What tools does Techniker Krankenkasse use?

As of October 2026, runsonwhat has found 11 tools at Techniker Krankenkasse (tk.de) in public records. Data & Observability: Tealium. Company Ops: Microsoft 365, Apple Business and Atlassian. Last checked October 20, 2026.

### What email provider does Techniker Krankenkasse use?

Techniker Krankenkasse uses Microsoft 365 for email and office software, alongside Apple Business and Proton Mail, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 715,009 companies runsonwhat tracks.

### Does Techniker Krankenkasse use Atlassian?

Yes. runsonwhat found Atlassian at Techniker Krankenkasse through a DNS verification record for Atlassian. Atlassian is a Dev Tools tool used by 66,657 companies runsonwhat tracks.

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

The companies with the stacks most like Techniker Krankenkasse's are Coop Eg, thyssenkrupp, ohb.de and gematik, according to runsonwhat (October 2026). Each shares 5 to 6 tools with Techniker Krankenkasse, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Techniker Krankenkasse uses?

runsonwhat reads public records only. Of the 11 tools at Techniker Krankenkasse, 8 were found through DNS records, 2 through email records and 1 through code on tk.de. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and tk.de about monthly.


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