# What does Four Twenty Seven use?

Four Twenty Seven (427mt.com) shows public evidence of 10 tools, according to runsonwhat (last checked 2026-10-10).

- Industry: Financial Services
- Size: 11–50 employees
- Based in: Berkeley, United States
- Founded: 2012
- LinkedIn: https://www.linkedin.com/company/four-twenty-seven-llc

## Edge & Hosting

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

## Application

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

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Adobe Experience Platform Tags](https://www.runsonwhat.com/reverse/adobe-launch) | Data Pipeline | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code |  |
| [StackAdapt](https://www.runsonwhat.com/reverse/stackadapt) | Ads & Pixels | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records |  |
| [Agari](https://www.runsonwhat.com/reverse/agari) | Security & Compliance | Email records |  |

## FAQ

### What tools does Four Twenty Seven use?

As of October 2026, runsonwhat has found 10 tools at Four Twenty Seven (427mt.com) in public records. Edge & Hosting: Cloudflare and Fastly. Application: Vimeo, YouTube and GSAP. Data & Observability: Adobe Experience Platform Tags. Go-to-market: Microsoft Ads and StackAdapt. Company Ops: Microsoft 365 and Agari. Last checked October 10, 2026.

### What email provider does Four Twenty Seven use?

Four Twenty Seven uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 701,710 companies runsonwhat tracks.

### Does Four Twenty Seven use Cloudflare?

Yes. runsonwhat found Cloudflare at Four Twenty Seven through DNS records that point at Cloudflare and code on 427mt.com. Cloudflare is a CDN & Edge tool used by 692,707 companies runsonwhat tracks.

### Which companies have a tech stack similar to Four Twenty Seven's?

The companies with the stacks most like Four Twenty Seven's are Xoom, cahoot, U.S. Bancorp and The Piedmont Group, according to runsonwhat (October 2026). Each shares 2 to 4 tools with Four Twenty Seven, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Four Twenty Seven uses?

runsonwhat reads public records only. Of the 10 tools at Four Twenty Seven, 7 were found through code on 427mt.com, 2 through DNS records and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and 427mt.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/427mt.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.