# What does A4 Arkitekter Og Ingeniører A/s use?

A4 Arkitekter Og Ingeniører A/s (a4.dk) shows public evidence of 18 tools, according to runsonwhat (last checked 2026-10-29).

- Industry: Civil Engineering
- Size: 11–50 employees
- Based in: Søborg, Denmark
- Founded: 2002
- LinkedIn: https://www.linkedin.com/company/a4-arkitekter-og-ingeni%C3%B8rer-as

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code |  |
| [Google Maps](https://www.runsonwhat.com/reverse/google-maps) | Media & UI | Website code |  |
| [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code |  |
| [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | Media & UI | Website code |  |
| [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code |  |
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |

## 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 |  |
| [Hotjar](https://www.runsonwhat.com/reverse/hotjar) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, DNS verification records |  |
| [Cloudflare Turnstile](https://www.runsonwhat.com/reverse/turnstile) | Security & Compliance | Website code |  |
| [Cookie Information](https://www.runsonwhat.com/reverse/cookie-information) | Security & Compliance | Website code |  |

## FAQ

### What tools does A4 Arkitekter Og Ingeniører use?

As of November 2026, runsonwhat has found 18 tools at A4 Arkitekter Og Ingeniører (a4.dk) in public records. Edge & Hosting: Cloudflare, Vercel and DigitalOcean. Application: Google Fonts, Vimeo and Google Maps. Data & Observability: Google Analytics, Google Tag Manager and Hotjar. Go-to-market: Google Ads and Meta Pixel. Company Ops: Microsoft 365, Cloudflare Turnstile and Cookie Information. Last checked October 29, 2026.

### What cloud does A4 Arkitekter Og Ingeniører run on?

A4 Arkitekter Og Ingeniører uses Vercel for hosting and cloud infrastructure, alongside DigitalOcean, according to runsonwhat (November 2026). runsonwhat found Vercel through a subdomain that points at Vercel and DNS records. Vercel is used by 50,875 companies runsonwhat tracks.

### What email provider does A4 Arkitekter Og Ingeniører use?

A4 Arkitekter Og Ingeniører uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 719,368 companies runsonwhat tracks.

### What analytics tools does A4 Arkitekter Og Ingeniører use?

A4 Arkitekter Og Ingeniører uses Google Analytics for analytics, alongside Google Tag Manager and Hotjar, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on a4.dk. Google Analytics is used by 906,644 companies runsonwhat tracks.

### Does A4 Arkitekter Og Ingeniører use Google Fonts?

Yes. runsonwhat found Google Fonts at A4 Arkitekter Og Ingeniører through Google Fonts code on a4.dk. Google Fonts is a Media & UI tool used by 826,010 companies runsonwhat tracks.

### How does runsonwhat know what A4 Arkitekter Og Ingeniører uses?

runsonwhat reads public records only. Of the 18 tools at A4 Arkitekter Og Ingeniører, 15 were found through code on a4.dk, 1 through email records, 1 through subdomains that point at the vendor and 1 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and a4.dk about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/a4.dk (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.