# What does REDFi use?

REDFi (redfi.io) shows public evidence of 11 tools, according to runsonwhat (last checked 2026-11-12).

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Email records, Website code |  |
| [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Custom domain, DNS verification records, DNS records, Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | 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 |
|---|---|---|---|
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records, Website code |  |
| [TikTok Pixel](https://www.runsonwhat.com/reverse/tiktok-pixel) | Ads & Pixels | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records |  |
| [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records |  |
| [Resend](https://www.runsonwhat.com/reverse/resend) | Email Delivery | Email records |  |

## FAQ

### What tools does REDFi use?

As of November 2026, runsonwhat has found 11 tools at REDFi (redfi.io) in public records. Edge & Hosting: Cloudflare and Vercel. Application: Next.js. Data & Observability: Google Analytics. Go-to-market: Meta Pixel and TikTok Pixel. Company Ops: Microsoft 365, Amazon SES and Resend. Last checked November 12, 2026.

### What cloud does REDFi run on?

REDFi uses Vercel for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Vercel through a subdomain that points at Vercel and a DNS verification record. Vercel is used by 53,720 companies runsonwhat tracks.

### What email provider does REDFi use?

REDFi uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 737,883 companies runsonwhat tracks.

### What analytics tools does REDFi use?

REDFi uses Google Analytics for analytics, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on redfi.io. Google Analytics is used by 904,373 companies runsonwhat tracks.

### Does REDFi use Cloudflare?

Yes. runsonwhat found Cloudflare at REDFi through DNS records that point at Cloudflare and email records. Cloudflare is a CDN & Edge tool used by 736,589 companies runsonwhat tracks.

### How does runsonwhat know what REDFi uses?

runsonwhat reads public records only. Of the 11 tools at REDFi, 4 were found through DNS records, 3 through code on redfi.io, 2 through email records, 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 redfi.io about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/redfi.io (updated November 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.