# What does E.ON use? E.ON (eon.se) shows public evidence of 24 tools, according to runsonwhat (last checked 2026-10-19). - Industry: Energy and Water Industries - Size: 10,000+ employees - Based in: Germany - Founded: 2000 - LinkedIn: https://www.linkedin.com/company/eonsverige ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS verification records, DNS records, Website code | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Custom domain | | | [IBM Cloud](https://www.runsonwhat.com/reverse/ibm-cloud) | Hosting & Cloud | DNS verification records | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code | | | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code | | | [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | | [Qualtrics](https://www.runsonwhat.com/reverse/qualtrics) | Analytics | Email records | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Email records | | | [Adobe Experience Manager](https://www.runsonwhat.com/reverse/adobe-aem) | Website & CMS | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records, Website code | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records | | | [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | DNS verification records | | | [Mailjet](https://www.runsonwhat.com/reverse/mailjet) | Email Delivery | Email records, Website code | | | [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records, Website code | | | [Usercentrics](https://www.runsonwhat.com/reverse/usercentrics) | Security & Compliance | Website code | | | [QuoVadis](https://www.runsonwhat.com/reverse/quovadis) | Security & Compliance | DNS verification records | | | [AuthSMTP](https://www.runsonwhat.com/reverse/authsmtp) | Email Delivery | Email records | | | [Detectify](https://www.runsonwhat.com/reverse/detectify) | Security & Compliance | DNS verification records, Website code | | | [D-Trust](https://www.runsonwhat.com/reverse/d-trust) | Security & Compliance | DNS verification records | | ## Recent changes at E.ON - 2026-10-19: stopped using [Microsoft Azure](https://www.runsonwhat.com/reverse/azure) - 2026-10-07: started using [AuthSMTP](https://www.runsonwhat.com/reverse/authsmtp) - 2026-10-07: started using [D-Trust](https://www.runsonwhat.com/reverse/d-trust) - 2026-10-07: started using [IBM Cloud](https://www.runsonwhat.com/reverse/ibm-cloud) - 2026-10-07: started using [Qualtrics](https://www.runsonwhat.com/reverse/qualtrics) - 2026-10-07: started using [QuoVadis](https://www.runsonwhat.com/reverse/quovadis) ## FAQ ### What tools does E.ON use? As of October 2026, runsonwhat has found 24 tools at E.ON (eon.se) in public records. Edge & Hosting: Cloudflare, Vercel and IBM Cloud. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Tag Manager, Microsoft Clarity and Qualtrics. Go-to-market: Microsoft Ads, Zendesk and Adobe Experience Manager. Company Ops: Microsoft 365, Atlassian and Amazon SES. Last checked October 19, 2026. ### What cloud does E.ON run on? E.ON uses Vercel for hosting and cloud infrastructure, alongside IBM Cloud, according to runsonwhat (October 2026). runsonwhat found Vercel through a subdomain that points at Vercel. Vercel is used by 48,111 companies runsonwhat tracks. ### What email provider does E.ON use? E.ON uses Microsoft 365 for email and office software, 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 710,148 companies runsonwhat tracks. ### What does E.ON use for customer support? E.ON uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through email records that authorize Zendesk. Zendesk is used by 41,820 companies runsonwhat tracks. ### What analytics tools does E.ON use? E.ON uses Google Tag Manager for analytics, alongside Microsoft Clarity and Qualtrics, according to runsonwhat (October 2026). runsonwhat found Google Tag Manager through Google Tag Manager code on eon.se. Google Tag Manager is used by 501,977 companies runsonwhat tracks. ### What is E.ON's website built with? E.ON uses Adobe Experience Manager for its website, according to runsonwhat (October 2026). runsonwhat found Adobe Experience Manager through Adobe Experience Manager code on eon.se. Adobe Experience Manager is used by 4,176 companies runsonwhat tracks. ### Does E.ON use jQuery? Yes. runsonwhat found jQuery at E.ON through jQuery code on eon.se. jQuery is a Frontend tool used by 915,150 companies runsonwhat tracks. ### Has E.ON changed tools recently? Yes. On runsonwhat's rechecks, E.ON started using AuthSMTP, D-Trust and IBM Cloud (latest on October 7, 2026) and stopped using Microsoft Azure (latest on October 19, 2026). A change counts only between two checks of eon.se done the same way. ### Which companies have a tech stack similar to E.ON's? The companies with the stacks most like E.ON's are E.ON, E.on UK, Avacon and E.ON Polska, according to runsonwhat (October 2026). Each shares 13 to 16 tools with E.ON, 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.ON uses? runsonwhat reads public records only. Of the 24 tools at E.ON, 10 were found through DNS records, 9 through code on eon.se, 4 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 eon.se about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/eon.se (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.