# What does PULS 4 use?

PULS 4 (puls4.com) shows public evidence of 17 tools, according to runsonwhat (last checked 2026-10-24).

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain |  |
| [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Website code |  |

## Application

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

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Hotjar](https://www.runsonwhat.com/reverse/hotjar) | Analytics | Website code |  |
| [Datadog](https://www.runsonwhat.com/reverse/datadog) | Monitoring | Website code |  |
| [LaunchDarkly](https://www.runsonwhat.com/reverse/launchdarkly) | Flags & Experiments | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records |  |
| [Brevo](https://www.runsonwhat.com/reverse/brevo) | Marketing | DNS verification records, Email records |  |
| [Google Ad Manager](https://www.runsonwhat.com/reverse/google-ad-manager) | Ads & Pixels | Website config |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records |  |
| [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records |  |
| [Exclaimer](https://www.runsonwhat.com/reverse/exclaimer) | Workspace | Email records |  |
| [Adobe](https://www.runsonwhat.com/reverse/adobe) | Collaboration | DNS verification records |  |
| [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records |  |
| [Have I Been Pwned](https://www.runsonwhat.com/reverse/hibp) | Security & Compliance | DNS verification records |  |
| [SpyCloud](https://www.runsonwhat.com/reverse/spycloud) | Security & Compliance | DNS verification records |  |

## FAQ

### What tools does PULS 4 use?

As of October 2026, runsonwhat has found 17 tools at PULS 4 (puls4.com) in public records. Edge & Hosting: Amazon CloudFront and Vercel. Application: Next.js. Data & Observability: Hotjar, Datadog and LaunchDarkly. Go-to-market: Meta Pixel, Brevo and Google Ad Manager. Company Ops: Microsoft 365, Amazon SES and Exclaimer. Last checked October 24, 2026.

### What cloud does PULS 4 run on?

PULS 4 uses Vercel for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Vercel through Vercel code on puls4.com. Vercel is used by 49,816 companies runsonwhat tracks.

### What email provider does PULS 4 use?

PULS 4 uses Microsoft 365 for email and office software, alongside Exclaimer, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 716,441 companies runsonwhat tracks.

### What analytics tools does PULS 4 use?

PULS 4 uses Hotjar for analytics, according to runsonwhat (October 2026). runsonwhat found Hotjar through Hotjar code on puls4.com. Hotjar is used by 67,906 companies runsonwhat tracks.

### What marketing software does PULS 4 use?

PULS 4 uses Brevo for marketing, according to runsonwhat (October 2026). runsonwhat found Brevo through a DNS verification record for Brevo and email records. Brevo is used by 81,078 companies runsonwhat tracks.

### What monitoring tools does PULS 4 use?

PULS 4 uses Datadog for monitoring, according to runsonwhat (October 2026). runsonwhat found Datadog through Datadog code on puls4.com. Datadog is used by 11,622 companies runsonwhat tracks.

### Does PULS 4 use Meta Pixel?

Yes. runsonwhat found Meta Pixel at PULS 4 through a DNS verification record for Meta Pixel. Meta Pixel is a Ads & Pixels tool used by 414,111 companies runsonwhat tracks.

### Which companies have a tech stack similar to PULS 4's?

The companies with the stacks most like PULS 4's are Prestige Imports Porsche | Audi, delvag portal, Makena Capital and Clarity Services, according to runsonwhat (October 2026). Each shares 3 to 5 tools with PULS 4, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what PULS 4 uses?

runsonwhat reads public records only. Of the 17 tools at PULS 4, 7 were found through DNS records, 5 through code on puls4.com, 3 through email records, 1 through subdomains that point at the vendor and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and puls4.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/puls4.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.