# What does Custom Assembly use?

Custom Assembly (customassembly.net) shows public evidence of 11 tools, according to runsonwhat (last checked 2026-10-28).

- Industry: Warehousing
- Size: 201–1,000 employees
- Based in: Haviland, United States
- Founded: 1988
- LinkedIn: https://www.linkedin.com/company/customassembly

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [GSAP](https://www.runsonwhat.com/reverse/gsap) | Media & UI | Website code |  |
| [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code |  |

## Data & Observability

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Wix](https://www.runsonwhat.com/reverse/wix) | Website & CMS | Custom domain, DNS records, Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, Website code |  |

## FAQ

### What tools does Custom Assembly use?

As of October 2026, runsonwhat has found 11 tools at Custom Assembly (customassembly.net) in public records. Edge & Hosting: Cloudflare, GoDaddy and Fastly. Application: GSAP and React. Data & Observability: Google Analytics and Sentry. Go-to-market: Wix. Company Ops: Microsoft 365. Last checked October 28, 2026.

### What email provider does Custom Assembly use?

Custom Assembly uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and code on customassembly.net. Microsoft 365 is used by 715,067 companies runsonwhat tracks.

### What analytics tools does Custom Assembly use?

Custom Assembly uses Google Analytics for analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on customassembly.net. Google Analytics is used by 888,679 companies runsonwhat tracks.

### What is Custom Assembly's website built with?

Custom Assembly uses Wix for its website, according to runsonwhat (October 2026). runsonwhat found Wix through a subdomain that points at Wix and DNS records. Wix is used by 51,505 companies runsonwhat tracks.

### What monitoring tools does Custom Assembly use?

Custom Assembly uses Sentry for monitoring, according to runsonwhat (October 2026). runsonwhat found Sentry through Sentry code on customassembly.net. Sentry is used by 79,063 companies runsonwhat tracks.

### Does Custom Assembly use Cloudflare?

Yes. runsonwhat found Cloudflare at Custom Assembly through Cloudflare code on customassembly.net. Cloudflare is a CDN & Edge tool used by 707,935 companies runsonwhat tracks.

### How does runsonwhat know what Custom Assembly uses?

runsonwhat reads public records only. Of the 11 tools at Custom Assembly, 7 were found through code on customassembly.net, 2 through subdomains that point at the vendor, 1 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and customassembly.net about monthly.


---

Source: runsonwhat, https://www.runsonwhat.com/company/customassembly.net (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.