# What does Vault JS, Inc. use?

Vault JS, Inc. (vaultjs.com) shows public evidence of 15 tools, according to runsonwhat (last checked 2026-10-29).

- Industry: Software
- Size: 11–50 employees
- Based in: Los Altos, United States
- Founded: 2017
- LinkedIn: https://www.linkedin.com/company/vault-js

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code |  |
| [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records |  |
| [WP Engine](https://www.runsonwhat.com/reverse/wpengine) | Hosting & Cloud | Custom domain, Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records |  |
| [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records |  |
| [Auth0](https://www.runsonwhat.com/reverse/auth0) | Auth & Identity | Custom domain, Website config |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |
| [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code |  |
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Yoast SEO](https://www.runsonwhat.com/reverse/yoast) | Website & CMS | Website code |  |
| [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records |  |
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | Custom domain, DNS verification records |  |

## FAQ

### What tools does Vault JS use?

As of October 2026, runsonwhat has found 15 tools at Vault JS (vaultjs.com) in public records. Edge & Hosting: Cloudflare, Amazon Route 53 and WP Engine. Application: Anthropic, OpenAI and Auth0. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: WordPress, Google Ads and Yoast SEO. Company Ops: Microsoft 365 and Atlassian. Last checked October 29, 2026.

### What cloud does Vault JS run on?

Vault JS uses WP Engine for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found WP Engine through a subdomain that points at WP Engine and code on vaultjs.com. WP Engine is used by 51,592 companies runsonwhat tracks.

### What email provider does Vault JS use?

Vault JS uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 716,363 companies runsonwhat tracks.

### What analytics tools does Vault JS use?

Vault JS uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on vaultjs.com. Google Analytics is used by 893,155 companies runsonwhat tracks.

### What is Vault JS's website built with?

Vault JS uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on vaultjs.com. WordPress is used by 602,005 companies runsonwhat tracks.

### What does Vault JS use for login and identity?

Vault JS uses Auth0 for sign-in and identity, according to runsonwhat (October 2026). runsonwhat found Auth0 through a subdomain that points at Auth0 and configuration files. Auth0 is used by 5,808 companies runsonwhat tracks.

### Does Vault JS use Cloudflare?

Yes. runsonwhat found Cloudflare at Vault JS through Cloudflare code on vaultjs.com. Cloudflare is a CDN & Edge tool used by 711,041 companies runsonwhat tracks.

### Does Vault JS use AI tools?

Yes. runsonwhat has found Anthropic and OpenAI at Vault JS; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Vault JS may use more AI tools than these.

### How does runsonwhat know what Vault JS uses?

runsonwhat reads public records only. Of the 15 tools at Vault JS, 7 were found through code on vaultjs.com, 3 through DNS records, 3 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 vaultjs.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/vaultjs.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.