# What does Security Headers use?

Security Headers (securityheaders.com) shows public evidence of 17 tools, according to runsonwhat (last checked 2026-10-12).

- Industry: IT Services
- Size: 1–10 employees
- Based in: Clitheroe, United Kingdom
- Founded: 2015
- LinkedIn: https://www.linkedin.com/company/securityheaders

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | DNS verification records, Website code |  |

## Data & Observability

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Brave Creators](https://www.runsonwhat.com/reverse/brave) | Marketing | DNS verification records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records |  |
| [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records |  |
| [Sectigo](https://www.runsonwhat.com/reverse/sectigo) | Security & Compliance | DNS records |  |
| [DigiCert](https://www.runsonwhat.com/reverse/digicert) | Security & Compliance | DNS records |  |
| [Google Trust Services](https://www.runsonwhat.com/reverse/google-trust) | Security & Compliance | DNS records |  |
| [HackerOne](https://www.runsonwhat.com/reverse/hackerone) | Security & Compliance | DNS verification records |  |
| [Fastmail](https://www.runsonwhat.com/reverse/fastmail) | Workspace | Email records |  |
| [Keybase](https://www.runsonwhat.com/reverse/keybase) | Security & Compliance | DNS verification records, Website code |  |

## FAQ

### What tools does Security Headers use?

As of October 2026, runsonwhat has found 17 tools at Security Headers (securityheaders.com) in public records. Edge & Hosting: Cloudflare and Cloudflare Pages. Application: jQuery, Google Fonts and Stripe. Data & Observability: Google Tag Manager. Go-to-market: Brave Creators. Company Ops: Google Workspace, SendGrid and Let's Encrypt. Last checked October 12, 2026.

### What cloud does Security Headers run on?

Security Headers uses Cloudflare Pages for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Cloudflare Pages through a subdomain that points at Cloudflare Pages. Cloudflare Pages is used by 1,270 companies runsonwhat tracks.

### What email provider does Security Headers use?

Security Headers uses Google Workspace for email and office software, alongside Fastmail, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on securityheaders.com. Google Workspace is used by 397,574 companies runsonwhat tracks.

### What payment provider does Security Headers use?

Security Headers uses Stripe for payments and billing, according to runsonwhat (October 2026). runsonwhat found Stripe through a DNS verification record for Stripe and code on securityheaders.com. Stripe is used by 26,354 companies runsonwhat tracks.

### What analytics tools does Security Headers use?

Security Headers uses Google Tag Manager for analytics, according to runsonwhat (October 2026). runsonwhat found Google Tag Manager through Google Tag Manager code on securityheaders.com. Google Tag Manager is used by 489,238 companies runsonwhat tracks.

### What marketing software does Security Headers use?

Security Headers uses Brave Creators for marketing, according to runsonwhat (October 2026). runsonwhat found Brave Creators through a DNS verification record for Brave Creators. Brave Creators is used by 836 companies runsonwhat tracks.

### Does Security Headers use jQuery?

Yes. runsonwhat found jQuery at Security Headers through jQuery code on securityheaders.com. jQuery is a Frontend tool used by 897,845 companies runsonwhat tracks.

### Which companies have a tech stack similar to Security Headers's?

The companies with the stacks most like Security Headers' are Report URI, Keith Cirkel, Social Blade and Soapbox, according to runsonwhat (October 2026). Each shares 4 to 12 tools with Security Headers, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Security Headers uses?

runsonwhat reads public records only. Of the 17 tools at Security Headers, 10 were found through DNS records, 3 through code on securityheaders.com, 3 through email records 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 securityheaders.com about monthly.


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