# What does ReferralLoop use?

ReferralLoop (referralloop.dev) shows public evidence of 8 tools, according to runsonwhat (last checked 2026-10-20).

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Sentry](https://www.runsonwhat.com/reverse/sentry) | Monitoring | Website code |  |
| [Vercel Analytics](https://www.runsonwhat.com/reverse/vercel-analytics) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Mintlify](https://www.runsonwhat.com/reverse/mintlify) | Support & Docs | Custom domain |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Proton Mail](https://www.runsonwhat.com/reverse/proton) | Workspace | DNS verification records |  |

## FAQ

### What tools does ReferralLoop use?

As of October 2026, runsonwhat has found 8 tools at ReferralLoop (referralloop.dev) in public records. Edge & Hosting: Vercel and Namecheap. Application: Next.js. Data & Observability: Sentry and Vercel Analytics. Go-to-market: Mintlify. Company Ops: Proton Mail. Last checked October 20, 2026.

### What cloud does ReferralLoop run on?

ReferralLoop uses Vercel for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Vercel through a subdomain that points at Vercel and a DNS verification record. Vercel is used by 48,051 companies runsonwhat tracks.

### What email provider does ReferralLoop use?

ReferralLoop uses Proton Mail for email and office software, according to runsonwhat (October 2026). runsonwhat found Proton Mail through a DNS verification record for Proton Mail. Proton Mail is used by 2,477 companies runsonwhat tracks.

### What does ReferralLoop use for customer support?

ReferralLoop uses Mintlify for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Mintlify through a subdomain that points at Mintlify. Mintlify is used by 1,117 companies runsonwhat tracks.

### What analytics tools does ReferralLoop use?

ReferralLoop uses Vercel Analytics for analytics, according to runsonwhat (October 2026). runsonwhat found Vercel Analytics through Vercel Analytics code on referralloop.dev. Vercel Analytics is used by 7,641 companies runsonwhat tracks.

### What monitoring tools does ReferralLoop use?

ReferralLoop uses Sentry for monitoring, according to runsonwhat (October 2026). runsonwhat found Sentry through Sentry code on referralloop.dev. Sentry is used by 78,496 companies runsonwhat tracks.

### Does ReferralLoop use Next.js?

Yes. runsonwhat found Next.js at ReferralLoop through Next.js code on referralloop.dev. Next.js is a Frontend tool used by 66,051 companies runsonwhat tracks.

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

The companies with the stacks most like ReferralLoop's are River Markets, Ecomail.cz, s.r.o., Gauge Technologies and Promptless Documentation, according to runsonwhat (October 2026). Each shares 3 to 5 tools with ReferralLoop, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what ReferralLoop uses?

runsonwhat reads public records only. Of the 8 tools at ReferralLoop, 3 were found through DNS records, 3 through code on referralloop.dev and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and referralloop.dev about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/referralloop.dev (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.