# What does RTB House S.A. use? RTB House S.A. (rtbhouse.com) shows public evidence of 31 tools, according to runsonwhat (last checked 2026-10-09). - Industry: Programmatic Advertising - Size: 1,001–5,000 employees - Based in: Warsaw, Poland - Founded: 2012 - LinkedIn: https://www.linkedin.com/company/rtb-house ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Mux](https://www.runsonwhat.com/reverse/mux) | Media & UI | Website code | | | [Sinch](https://www.runsonwhat.com/reverse/sinch) | Backend & Database | DNS verification records | | ## 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 | | | [Fathom](https://www.runsonwhat.com/reverse/fathom) | 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 | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Website code | | | [Framer](https://www.runsonwhat.com/reverse/framer) | Website & CMS | Custom domain | | | [DatoCMS](https://www.runsonwhat.com/reverse/datocms) | Website & CMS | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records | | | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records | | | [OneTrust](https://www.runsonwhat.com/reverse/onetrust) | Security & Compliance | DNS verification records | | | [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records, Website code | | | [Slack](https://www.runsonwhat.com/reverse/slack) | Collaboration | DNS verification records | | | [Bitwarden](https://www.runsonwhat.com/reverse/bitwarden) | Security & Compliance | DNS verification records | | | [Jamf](https://www.runsonwhat.com/reverse/jamf) | Security & Compliance | DNS verification records | | | [Docker](https://www.runsonwhat.com/reverse/docker) | Dev Tools | DNS verification records | | | [Zapier](https://www.runsonwhat.com/reverse/zapier) | Dev Tools | DNS verification records | | ## FAQ ### What tools does RTB House use? As of October 2026, runsonwhat has found 31 tools at RTB House (rtbhouse.com) in public records. Edge & Hosting: Cloudflare and Google Cloud. Application: Google Fonts, React and Tailwind CSS. Data & Observability: Google Analytics, Google Tag Manager and Fathom. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Microsoft 365, Google Workspace and Apple Business. Last checked October 9, 2026. ### What cloud does RTB House run on? RTB House uses Google Cloud for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Google Cloud through Google Cloud code on rtbhouse.com. Google Cloud is used by 74,986 companies runsonwhat tracks. ### What CRM does RTB House use? RTB House uses HubSpot for its CRM, according to runsonwhat (October 2026). runsonwhat found HubSpot through HubSpot code on rtbhouse.com. HubSpot is used by 91,893 companies runsonwhat tracks. ### What email provider does RTB House use? RTB House 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. Microsoft 365 is used by 700,596 companies runsonwhat tracks. ### What analytics tools does RTB House use? RTB House uses Google Analytics for analytics, alongside Google Tag Manager and Fathom, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on rtbhouse.com. Google Analytics is used by 850,248 companies runsonwhat tracks. ### What is RTB House's website built with? RTB House uses Framer for its website, alongside DatoCMS, according to runsonwhat (October 2026). runsonwhat found Framer through a subdomain that points at Framer. Framer is used by 5,899 companies runsonwhat tracks. ### Does RTB House use Google Fonts? Yes. runsonwhat found Google Fonts at RTB House through Google Fonts code on rtbhouse.com. Google Fonts is a Media & UI tool used by 789,728 companies runsonwhat tracks. ### Does RTB House use AI tools? Yes. runsonwhat has found Anthropic at RTB House; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so RTB House may use more AI tools than these. ### Which companies have a tech stack similar to RTB House's? The companies with the stacks most like RTB House's are Tremendous, APG|SGA, Hultafors Group and Savox, according to runsonwhat (October 2026). Each shares 5 to 18 tools with RTB House, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what RTB House uses? runsonwhat reads public records only. Of the 31 tools at RTB House, 15 were found through code on rtbhouse.com, 13 through DNS records, 1 through email records, 1 through website configuration files 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 rtbhouse.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/rtbhouse.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.