# What does Pactas GmbH use?

Pactas GmbH (pactas.com) shows public evidence of 5 tools, according to runsonwhat (last checked 2026-10-23).

- Industry: Internet
- Size: 11–50 employees
- Based in: Frankfurt, Germany
- Founded: 2012
- LinkedIn: https://www.linkedin.com/company/pactas-gmbh

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records |  |
| [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Email records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, DNS verification records |  |
| [Hornetsecurity](https://www.runsonwhat.com/reverse/hornetsecurity) | Security & Compliance | Email records |  |

## FAQ

### What tools does Pactas use?

As of October 2026, runsonwhat has found 5 tools at Pactas (pactas.com) in public records. Edge & Hosting: Amazon Route 53. Go-to-market: Mailchimp and Zendesk. Company Ops: Microsoft 365 and Hornetsecurity. Last checked October 23, 2026.

### What email provider does Pactas use?

Pactas uses Microsoft 365 for email and office software, 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 715,969 companies runsonwhat tracks.

### What does Pactas use for customer support?

Pactas uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through email records that authorize Zendesk. Zendesk is used by 42,303 companies runsonwhat tracks.

### What marketing software does Pactas use?

Pactas uses Mailchimp for marketing, according to runsonwhat (October 2026). runsonwhat found Mailchimp through email records that authorize Mailchimp. Mailchimp is used by 116,413 companies runsonwhat tracks.

### Does Pactas use Amazon Route 53?

Yes. runsonwhat found Amazon Route 53 at Pactas through DNS records that point at Amazon Route 53. Amazon Route 53 is a DNS tool used by 85,466 companies runsonwhat tracks.

### How does runsonwhat know what Pactas uses?

runsonwhat reads public records only. Of the 5 tools at Pactas, 4 were found through email records, 1 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and pactas.com about monthly.


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