# What does 0.security use?

0.security (0.security) shows public evidence of 7 tools, according to runsonwhat (last checked 2026-10-31).

- Industry: Security
- Size: 1–10 employees
- Based in: San Francisco, United States

## Edge & Hosting

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

## Application

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

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [PostHog](https://www.runsonwhat.com/reverse/posthog) | Analytics | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [Resend](https://www.runsonwhat.com/reverse/resend) | Email Delivery | Email records |  |

## FAQ

### What tools does 0.security use?

As of November 2026, runsonwhat has found 7 tools at 0.security (0.security) in public records. Edge & Hosting: Cloudflare. Application: Astro. Data & Observability: PostHog. Company Ops: Google Workspace and Resend. Last checked October 31, 2026.

### What email provider does 0.security use?

0.security uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 411,021 companies runsonwhat tracks.

### What analytics tools does 0.security use?

0.security uses PostHog for analytics, according to runsonwhat (November 2026). runsonwhat found PostHog through PostHog code on 0.security. PostHog is used by 10,693 companies runsonwhat tracks.

### Does 0.security use Cloudflare?

Yes. runsonwhat found Cloudflare at 0.security through DNS records that point at Cloudflare and code on 0.security. Cloudflare is a CDN & Edge tool used by 724,025 companies runsonwhat tracks.

### How does runsonwhat know what 0.security uses?

runsonwhat reads public records only. Of the 7 tools at 0.security, 2 were found through DNS records, 2 through email records, 2 through code on 0.security and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and 0.security about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/0.security (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.