# What does Warning Up use?

Warning Up (warningup.com) shows public evidence of 9 tools, according to runsonwhat (last checked 2026-10-20).

- Industry: Marketing and Advertising
- Size: 11–50 employees
- Based in: Paris, France
- Founded: 2000
- LinkedIn: https://www.linkedin.com/company/warningup

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Campaign Monitor](https://www.runsonwhat.com/reverse/campaign-monitor) | Marketing | Email records |  |

## Company Ops

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

## Recent changes at Warning Up

- 2026-10-20: started using [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare)
- 2026-10-20: stopped using [Gandi](https://www.runsonwhat.com/reverse/gandi)

## FAQ

### What tools does Warning Up use?

As of October 2026, runsonwhat has found 9 tools at Warning Up (warningup.com) in public records. Edge & Hosting: Cloudflare. Application: Vimeo. Data & Observability: Google Analytics. Go-to-market: Campaign Monitor. Company Ops: Microsoft 365, Google Workspace and Mailjet. Last checked October 20, 2026.

### What email provider does Warning Up use?

Warning Up uses Microsoft 365 for email and office software, alongside Google Workspace, 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 713,851 companies runsonwhat tracks.

### What analytics tools does Warning Up use?

Warning Up uses Google Analytics for analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on warningup.com. Google Analytics is used by 886,942 companies runsonwhat tracks.

### What marketing software does Warning Up use?

Warning Up uses Campaign Monitor for marketing, according to runsonwhat (October 2026). runsonwhat found Campaign Monitor through email records that authorize Campaign Monitor. Campaign Monitor is used by 8,651 companies runsonwhat tracks.

### Does Warning Up use Cloudflare?

Yes. runsonwhat found Cloudflare at Warning Up through DNS records that point at Cloudflare. Cloudflare is a CDN & Edge tool used by 706,803 companies runsonwhat tracks.

### Has Warning Up changed tools recently?

Yes. On runsonwhat's rechecks, Warning Up started using Cloudflare (latest on October 20, 2026) and stopped using Gandi (latest on October 20, 2026). A change counts only between two checks of warningup.com done the same way.

### How does runsonwhat know what Warning Up uses?

runsonwhat reads public records only. Of the 9 tools at Warning Up, 6 were found through email records, 2 through code on warningup.com and 1 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and warningup.com about monthly.


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