# What does Redjack use?

Redjack (redjack.com) shows public evidence of 14 tools, according to runsonwhat (last checked 2026-10-20).

- Industry: Computer & Network Security
- Size: 11–50 employees
- Based in: Silver Spring, United States
- Founded: 2007
- LinkedIn: https://www.linkedin.com/company/redjack

## Edge & Hosting

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Custom domain, Email records |  |
| [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Custom domain, Email records |  |
| [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records |  |
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records |  |
| [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records |  |
| [Canva](https://www.runsonwhat.com/reverse/canva) | Collaboration | DNS verification records |  |
| [Notion](https://www.runsonwhat.com/reverse/notion) | Collaboration | DNS verification records |  |
| [Docker](https://www.runsonwhat.com/reverse/docker) | Dev Tools | DNS verification records |  |
| [Greenhouse](https://www.runsonwhat.com/reverse/greenhouse) | People & HR | Email records |  |

## FAQ

### What tools does Redjack use?

As of October 2026, runsonwhat has found 14 tools at Redjack (redjack.com) in public records. Edge & Hosting: Cloudflare and Amazon CloudFront. Go-to-market: HubSpot, Zendesk and HubSpot CMS. Company Ops: Microsoft 365, Google Workspace and Apple Business. Last checked October 20, 2026.

### What CRM does Redjack use?

Redjack uses HubSpot for its CRM, according to runsonwhat (October 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot and email records. HubSpot is used by 92,886 companies runsonwhat tracks.

### What email provider does Redjack use?

Redjack uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 705,748 companies runsonwhat tracks.

### What does Redjack use for customer support?

Redjack uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through a subdomain that points at Zendesk and email records. Zendesk is used by 41,281 companies runsonwhat tracks.

### What is Redjack's website built with?

Redjack uses HubSpot CMS for its website, according to runsonwhat (October 2026). runsonwhat found HubSpot CMS through a subdomain that points at HubSpot CMS. HubSpot CMS is used by 32,960 companies runsonwhat tracks.

### What does Redjack use for hiring and HR?

Redjack uses Greenhouse for hiring and HR, according to runsonwhat (October 2026). runsonwhat found Greenhouse through email records that authorize Greenhouse. Greenhouse is used by 1,743 companies runsonwhat tracks.

### Does Redjack use Cloudflare?

Yes. runsonwhat found Cloudflare at Redjack through DNS records that point at Cloudflare and code on redjack.com. Cloudflare is a CDN & Edge tool used by 696,920 companies runsonwhat tracks.

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

The companies with the stacks most like Redjack's are Mobot, TalentHunters, Precisionscientia and Dott, according to runsonwhat (October 2026). Each shares 3 to 6 tools with Redjack, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Redjack uses?

runsonwhat reads public records only. Of the 14 tools at Redjack, 8 were found through DNS records, 4 through subdomains that point at the vendor and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and redjack.com about monthly.


---

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