# What does MasterD use? MasterD (masterd.es) shows public evidence of 21 tools, according to runsonwhat (last checked 2026-11-11). - Industry: Educational System - Size: 201–1,000 employees - Based in: Zaragoza, Spain - Founded: 1994 - LinkedIn: https://www.linkedin.com/company/master-d ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Custom domain, Website code | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain, Website code | | | [Microsoft Azure](https://www.runsonwhat.com/reverse/azure) | Hosting & Cloud | DNS records | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code | | | [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | 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 | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | | [AB Tasty](https://www.runsonwhat.com/reverse/abtasty) | Flags & Experiments | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [Zoho](https://www.runsonwhat.com/reverse/zoho) | Sales & CRM | DNS verification records, Email records | | | [Trustpilot](https://www.runsonwhat.com/reverse/trustpilot) | Marketing | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, Website code | | | [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code | | | [GlobalSign](https://www.runsonwhat.com/reverse/globalsign) | Security & Compliance | DNS verification records | | | [OneTrust](https://www.runsonwhat.com/reverse/onetrust) | Security & Compliance | Website code | | | [Valimail](https://www.runsonwhat.com/reverse/valimail) | Security & Compliance | Email records | | | [Sophos](https://www.runsonwhat.com/reverse/sophos) | Security & Compliance | DNS verification records | | | [Factorial](https://www.runsonwhat.com/reverse/factorial) | People & HR | DNS verification records | | ## Recent changes at MasterD - 2026-11-01: started using [GlobalSign](https://www.runsonwhat.com/reverse/globalsign) ## FAQ ### What tools does MasterD use? As of November 2026, runsonwhat has found 21 tools at MasterD (masterd.es) in public records. Edge & Hosting: Amazon Web Services, Amazon CloudFront and Microsoft Azure. Application: jQuery and YouTube. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Meta Pixel, Microsoft Ads and Zoho. Company Ops: Microsoft 365, reCAPTCHA and GlobalSign. Last checked November 11, 2026. ### What cloud does MasterD run on? MasterD uses Amazon Web Services for hosting and cloud infrastructure, alongside Microsoft Azure, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through a subdomain that points at Amazon Web Services and code on masterd.es. Amazon Web Services is used by 147,453 companies runsonwhat tracks. ### What CRM does MasterD use? MasterD uses Zoho for its CRM, according to runsonwhat (November 2026). runsonwhat found Zoho through a DNS verification record for Zoho and email records. Zoho is used by 65,229 companies runsonwhat tracks. ### What email provider does MasterD use? MasterD 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 code on masterd.es. Microsoft 365 is used by 734,150 companies runsonwhat tracks. ### What analytics tools does MasterD use? MasterD uses Google Analytics for analytics, alongside Google Tag Manager and Microsoft Clarity, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on masterd.es. Google Analytics is used by 903,925 companies runsonwhat tracks. ### What marketing software does MasterD use? MasterD uses Trustpilot for marketing, according to runsonwhat (November 2026). runsonwhat found Trustpilot through Trustpilot code on masterd.es. Trustpilot is used by 16,419 companies runsonwhat tracks. ### Does MasterD use jQuery? Yes. runsonwhat found jQuery at MasterD through jQuery code on masterd.es. jQuery is a Frontend tool used by 927,222 companies runsonwhat tracks. ### Has MasterD changed tools recently? Yes. On runsonwhat's rechecks, MasterD started using GlobalSign (latest on November 1, 2026). A change counts only between two checks of masterd.es done the same way. ### Which companies have a tech stack similar to MasterD's? The companies with the stacks most like MasterD's are Plus Ultra Líneas Aéreas, Viva Gym, VHIO and PILSA Cash & Carry, according to runsonwhat (November 2026). Each shares 7 to 12 tools with MasterD, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what MasterD uses? runsonwhat reads public records only. Of the 21 tools at MasterD, 11 were found through code on masterd.es, 6 through DNS records, 2 through email records and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and masterd.es about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/masterd.es (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.