# What does Prelios use?

Prelios (prelios.com) shows public evidence of 17 tools, according to runsonwhat (last checked 2026-10-23).

- Industry: Real Estate
- Size: 201–1,000 employees
- Based in: Milan, Italy
- Founded: 1990
- LinkedIn: https://www.linkedin.com/company/prelios-spa

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records |  |
| [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records |  |
| [Monotype Fonts](https://www.runsonwhat.com/reverse/fonts-com) | Media & UI | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [MailUp](https://www.runsonwhat.com/reverse/mailup) | Marketing | Email records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, DNS verification records, Website code |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | 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 |  |
| [Proofpoint](https://www.runsonwhat.com/reverse/proofpoint) | Security & Compliance | Email records |  |
| [Mailgun](https://www.runsonwhat.com/reverse/mailgun) | Email Delivery | Email records, Website code |  |
| [Exclaimer](https://www.runsonwhat.com/reverse/exclaimer) | Workspace | Email records |  |
| [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records, Website code |  |
| [Autodesk](https://www.runsonwhat.com/reverse/autodesk) | Collaboration | DNS verification records |  |
| [Uber for Business](https://www.runsonwhat.com/reverse/uber) | Finance & Legal | DNS verification records |  |

## Recent changes at Prelios

- 2026-10-09: started using [Exclaimer](https://www.runsonwhat.com/reverse/exclaimer)
- 2026-10-09: started using [MailUp](https://www.runsonwhat.com/reverse/mailup)

## FAQ

### What tools does Prelios use?

As of October 2026, runsonwhat has found 17 tools at Prelios (prelios.com) in public records. Edge & Hosting: Cloudflare. Application: jQuery, Anthropic and OpenAI. Go-to-market: MailUp. Company Ops: Microsoft 365, SendGrid and Apple Business. Last checked October 23, 2026.

### What email provider does Prelios use?

Prelios uses Microsoft 365 for email and office software, alongside Apple Business and Exclaimer, 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 712,502 companies runsonwhat tracks.

### What marketing software does Prelios use?

Prelios uses MailUp for marketing, according to runsonwhat (October 2026). runsonwhat found MailUp through email records that authorize MailUp. MailUp is used by 2,607 companies runsonwhat tracks.

### Does Prelios use jQuery?

Yes. runsonwhat found jQuery at Prelios through jQuery code on prelios.com. jQuery is a Frontend tool used by 917,671 companies runsonwhat tracks.

### Does Prelios use AI tools?

Yes. runsonwhat has found Anthropic and OpenAI at Prelios; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Prelios may use more AI tools than these.

### Has Prelios changed tools recently?

Yes. On runsonwhat's rechecks, Prelios started using Exclaimer and MailUp (latest on October 9, 2026). A change counts only between two checks of prelios.com done the same way.

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

The companies with the stacks most like Prelios' are Houk Air Conditioning, Zelestra, Madrigal Pharmaceuticals and BNY, according to runsonwhat (October 2026). Each shares 7 to 12 tools with Prelios, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Prelios uses?

runsonwhat reads public records only. Of the 17 tools at Prelios, 8 were found through DNS records, 6 through email records and 3 through code on prelios.com. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and prelios.com about monthly.


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