# What does Cefinn use?

Cefinn (cefinn.com) shows public evidence of 11 tools, according to runsonwhat (last checked 2026-10-29).

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Fastly](https://www.runsonwhat.com/reverse/fastly) | CDN & Edge | Website code |  |
| [GitHub Pages](https://www.runsonwhat.com/reverse/github-pages) | Hosting & Cloud | Custom domain, DNS records, Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records |  |
| [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records |  |
| [Shopify](https://www.runsonwhat.com/reverse/shopify) | Website & CMS | Email records |  |
| [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Email records |  |
| [Klaviyo](https://www.runsonwhat.com/reverse/klaviyo) | Marketing | DNS verification records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records |  |
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records |  |

## FAQ

### What tools does Cefinn use?

As of November 2026, runsonwhat has found 11 tools at Cefinn (cefinn.com) in public records. Edge & Hosting: Fastly and GitHub Pages. Go-to-market: Meta Pixel, Mailchimp and Shopify. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 29, 2026.

### What cloud does Cefinn run on?

Cefinn uses GitHub Pages for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found GitHub Pages through a subdomain that points at GitHub Pages and DNS records. GitHub Pages is used by 4,335 companies runsonwhat tracks.

### What email provider does Cefinn use?

Cefinn uses Microsoft 365 for email and office software, alongside Google Workspace, 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 719,752 companies runsonwhat tracks.

### What does Cefinn use for customer support?

Cefinn uses Zendesk for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Zendesk through email records that authorize Zendesk. Zendesk is used by 42,883 companies runsonwhat tracks.

### What is Cefinn's website built with?

Cefinn uses Shopify for its website, according to runsonwhat (November 2026). runsonwhat found Shopify through email records that authorize Shopify. Shopify is used by 60,781 companies runsonwhat tracks.

### What marketing software does Cefinn use?

Cefinn uses Mailchimp for marketing, alongside Klaviyo, according to runsonwhat (November 2026). runsonwhat found Mailchimp through email records that authorize Mailchimp. Mailchimp is used by 117,797 companies runsonwhat tracks.

### Does Cefinn use Meta Pixel?

Yes. runsonwhat found Meta Pixel at Cefinn through a DNS verification record for Meta Pixel. Meta Pixel is a Ads & Pixels tool used by 419,538 companies runsonwhat tracks.

### How does runsonwhat know what Cefinn uses?

runsonwhat reads public records only. Of the 11 tools at Cefinn, 5 were found through email records, 4 through DNS records, 1 through code on cefinn.com 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 cefinn.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/cefinn.com (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.