# What does e.optimum AG use? e.optimum AG (eoptimum.de) shows public evidence of 20 tools, according to runsonwhat (last checked 2026-11-02). - Based in: Offenburg, Germany - Founded: 2009 - LinkedIn: https://www.linkedin.com/company/eoptimum ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [GoDaddy](https://www.runsonwhat.com/reverse/godaddy) | DNS | DNS records, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code | | | [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code | | | [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code | | | [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code | | | [Auth0](https://www.runsonwhat.com/reverse/auth0) | Auth & Identity | Custom domain, Website config | | ## 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 | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code | | | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [Calendly](https://www.runsonwhat.com/reverse/calendly) | Sales & CRM | Website code | | | [Dealfront](https://www.runsonwhat.com/reverse/leadfeeder) | Sales & CRM | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records | | | [GlobalSign](https://www.runsonwhat.com/reverse/globalsign) | Security & Compliance | DNS verification records | | | [Usercentrics](https://www.runsonwhat.com/reverse/usercentrics) | Security & Compliance | Website code | | | [Hornetsecurity](https://www.runsonwhat.com/reverse/hornetsecurity) | Security & Compliance | Email records | | | [Friendly Captcha](https://www.runsonwhat.com/reverse/friendly-captcha) | Security & Compliance | Website code | | ## Recent changes at e.optimum AG - 2026-10-18: started using [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) - 2026-10-18: started using [Google Analytics](https://www.runsonwhat.com/reverse/ga) - 2026-10-18: started using [Google Ads](https://www.runsonwhat.com/reverse/google-ads) - 2026-10-18: started using [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) - 2026-10-18: started using [Vimeo](https://www.runsonwhat.com/reverse/vimeo) - 2026-10-18: started using [YouTube](https://www.runsonwhat.com/reverse/youtube) ## FAQ ### What tools does e.optimum use? As of November 2026, runsonwhat has found 20 tools at e.optimum (eoptimum.de) in public records. Edge & Hosting: GoDaddy. Application: jQuery, Font Awesome and Vimeo. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: WordPress, Google Ads and Microsoft Ads. Company Ops: Apple Business, Atlassian and GlobalSign. Last checked November 2, 2026. ### What sales tools does e.optimum use? The sales tools runsonwhat has found at e.optimum are Calendly and Dealfront (November 2026); no CRM shows up in e.optimum's public records. runsonwhat found Calendly through Calendly code on eoptimum.de. ### What email provider does e.optimum use? e.optimum uses Apple Business for email and office software, according to runsonwhat (November 2026). runsonwhat found Apple Business through a DNS verification record for Apple Business. Apple Business is used by 109,774 companies runsonwhat tracks. ### What analytics tools does e.optimum use? e.optimum uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on eoptimum.de. Google Analytics is used by 906,138 companies runsonwhat tracks. ### What is e.optimum's website built with? e.optimum uses WordPress for its website, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on eoptimum.de. WordPress is used by 607,112 companies runsonwhat tracks. ### What does e.optimum use for login and identity? e.optimum uses Auth0 for sign-in and identity, according to runsonwhat (November 2026). runsonwhat found Auth0 through a subdomain that points at Auth0 and configuration files. Auth0 is used by 5,994 companies runsonwhat tracks. ### Does e.optimum use jQuery? Yes. runsonwhat found jQuery at e.optimum through jQuery code on eoptimum.de. jQuery is a Frontend tool used by 929,941 companies runsonwhat tracks. ### Has e.optimum changed tools recently? Yes. On runsonwhat's rechecks, e.optimum started using Font Awesome, Google Analytics and Google Ads (latest on October 18, 2026). A change counts only between two checks of eoptimum.de done the same way. ### Which companies have a tech stack similar to e.optimum's? The companies with the stacks most like e.optimum's are Eisenbahnen und Verkehrsbetriebe Elbe-Weser, Schön Klinik Gruppe, Kiefel and Weistroffer Hausgeräte, according to runsonwhat (November 2026). Each shares 3 to 9 tools with e.optimum, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what e.optimum uses? runsonwhat reads public records only. Of the 20 tools at e.optimum, 13 were found through code on eoptimum.de, 5 through DNS records, 1 through email records 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 eoptimum.de about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/eoptimum.de (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.