# What does HRS GmbH use? HRS GmbH (hrs.com) shows public evidence of 35 tools, according to runsonwhat (last checked 2026-11-10). - Industry: Tourism - Size: 201–1,000 employees - Based in: Cologne, Germany - Founded: 1972 ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | DNS records, Website code | | | [Akamai](https://www.runsonwhat.com/reverse/akamai) | CDN & Edge | Custom domain | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | 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 | | ## 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 | | | [New Relic](https://www.runsonwhat.com/reverse/newrelic) | Monitoring | Website code | | | [Vercel Analytics](https://www.runsonwhat.com/reverse/vercel-analytics) | Analytics | Website code | | | [LaunchDarkly](https://www.runsonwhat.com/reverse/launchdarkly) | Flags & Experiments | Website code | | | [Adjust](https://www.runsonwhat.com/reverse/adjust) | Analytics | Website code | | | [Statuspal](https://www.runsonwhat.com/reverse/statuspal) | Monitoring | Custom domain | | ## 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 | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [ChatGPT Ads](https://www.runsonwhat.com/reverse/chatgpt-ads) | Ads & Pixels | Website code | | | [Criteo](https://www.runsonwhat.com/reverse/criteo) | Ads & Pixels | Website code | | | [Trustpilot](https://www.runsonwhat.com/reverse/trustpilot) | Marketing | Website code | | | [RTB House](https://www.runsonwhat.com/reverse/rtb-house) | Ads & Pixels | Website code | | | [Dynamics 365 Customer Insights](https://www.runsonwhat.com/reverse/dynamics-365-marketing) | Marketing | DNS verification records | | | [Awin](https://www.runsonwhat.com/reverse/awin) | Ads & Pixels | Website code | | | [Braze](https://www.runsonwhat.com/reverse/braze) | Marketing | Website code | | | [Act-On](https://www.runsonwhat.com/reverse/act-on) | Marketing | Email records | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records | | | [Proofpoint](https://www.runsonwhat.com/reverse/proofpoint) | Security & Compliance | Email records | | | [Exclaimer](https://www.runsonwhat.com/reverse/exclaimer) | Workspace | Email records | | | [OneTrust](https://www.runsonwhat.com/reverse/onetrust) | Security & Compliance | Website code | | | [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records, Website code | | | [SAP SuccessFactors](https://www.runsonwhat.com/reverse/sap-successfactors) | People & HR | Custom domain | | ## Recent changes at HRS GmbH - 2026-11-01: started using [Awin](https://www.runsonwhat.com/reverse/awin) - 2026-11-01: started using [RTB House](https://www.runsonwhat.com/reverse/rtb-house) - 2026-10-09: started using [Act-On](https://www.runsonwhat.com/reverse/act-on) - 2026-10-09: started using [Dynamics 365 Customer Insights](https://www.runsonwhat.com/reverse/dynamics-365-marketing) - 2026-10-09: started using [Exclaimer](https://www.runsonwhat.com/reverse/exclaimer) ## FAQ ### What tools does HRS use? As of November 2026, runsonwhat has found 35 tools at HRS (hrs.com) in public records. Edge & Hosting: Amazon Web Services, Amazon Route 53 and Vercel. Application: Font Awesome, React and Tailwind CSS. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Meta Pixel and Microsoft Ads. Company Ops: Microsoft 365, Atlassian and Proofpoint. Last checked November 10, 2026. ### What cloud does HRS run on? HRS uses Amazon Web Services for hosting and cloud infrastructure, alongside Vercel, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on hrs.com. Amazon Web Services is used by 147,634 companies runsonwhat tracks. ### What email provider does HRS use? HRS uses Microsoft 365 for email and office software, alongside Exclaimer, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 736,680 companies runsonwhat tracks. ### What analytics tools does HRS use? HRS uses Google Analytics for analytics, alongside Google Tag Manager, Microsoft Clarity and Vercel Analytics, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on hrs.com. Google Analytics is used by 904,091 companies runsonwhat tracks. ### What marketing software does HRS use? HRS uses Trustpilot for marketing, alongside Dynamics 365 Customer Insights, Braze and Act-On, according to runsonwhat (November 2026). runsonwhat found Trustpilot through Trustpilot code on hrs.com. Trustpilot is used by 16,431 companies runsonwhat tracks. ### What does HRS use for hiring and HR? HRS uses SAP SuccessFactors for hiring and HR, according to runsonwhat (November 2026). runsonwhat found SAP SuccessFactors through a subdomain that points at SAP SuccessFactors. SAP SuccessFactors is used by 3,325 companies runsonwhat tracks. ### Does HRS use Google Ads? Yes. runsonwhat found Google Ads at HRS through Google Ads code on hrs.com. Google Ads is a Ads & Pixels tool used by 540,362 companies runsonwhat tracks. ### Has HRS changed tools recently? Yes. On runsonwhat's rechecks, HRS started using Awin, RTB House and Act-On (latest on November 1, 2026). A change counts only between two checks of hrs.com done the same way. ### Which companies have a tech stack similar to HRS's? The companies with the stacks most like HRS' are HRS, Paychex Europe, Channel Islands YMCA and AKAD University, according to runsonwhat (November 2026). Each shares 9 to 33 tools with HRS, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what HRS uses? runsonwhat reads public records only. Of the 35 tools at HRS, 22 were found through code on hrs.com, 6 through DNS records, 4 through email records and 3 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and hrs.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/hrs.com (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.