# What does DoorFlow use?

DoorFlow (doorflow.com) shows public evidence of 12 tools, according to runsonwhat (last checked 2026-10-17).

- Industry: IT Services
- Size: 11–50 employees
- Based in: London, United Kingdom
- Founded: 2008
- LinkedIn: https://www.linkedin.com/company/doorflow

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Gandi](https://www.runsonwhat.com/reverse/gandi) | DNS | Custom domain, Email records, DNS records |  |

## Data & Observability

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records |  |
| [Calendly](https://www.runsonwhat.com/reverse/calendly) | Sales & CRM | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records |  |
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records |  |
| [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records |  |
| [1Password](https://www.runsonwhat.com/reverse/1password) | Security & Compliance | DNS verification records |  |
| [DMARC Digests](https://www.runsonwhat.com/reverse/dmarcdigests) | Security & Compliance | Email records |  |

## FAQ

### What tools does DoorFlow use?

As of October 2026, runsonwhat has found 12 tools at DoorFlow (doorflow.com) in public records. Edge & Hosting: Gandi. Data & Observability: Matomo. Go-to-market: Meta Pixel and Calendly. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 17, 2026.

### What sales tools does DoorFlow use?

The sales tools runsonwhat has found at DoorFlow are Calendly (October 2026); no CRM shows up in DoorFlow's public records. runsonwhat found Calendly through Calendly code on doorflow.com. Calendly is used by 24,584 companies runsonwhat tracks.

### What email provider does DoorFlow use?

DoorFlow uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 701,702 companies runsonwhat tracks.

### What analytics tools does DoorFlow use?

DoorFlow uses Matomo for analytics, according to runsonwhat (October 2026). runsonwhat found Matomo through Matomo code on doorflow.com. Matomo is used by 33,102 companies runsonwhat tracks.

### Does DoorFlow use Meta Pixel?

Yes. runsonwhat found Meta Pixel at DoorFlow through a DNS verification record for Meta Pixel. Meta Pixel is a Ads & Pixels tool used by 384,146 companies runsonwhat tracks.

### How does runsonwhat know what DoorFlow uses?

runsonwhat reads public records only. Of the 12 tools at DoorFlow, 5 were found through DNS records, 3 through email records, 2 through code on doorflow.com, 1 through website configuration files and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and doorflow.com about monthly.


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