# What does Dr.Feel use? Dr.Feel (drfeel.com) shows public evidence of 14 tools, according to runsonwhat (last checked 2026-10-20). - Industry: Healthcare - Size: 11–50 employees - Based in: Milan, Italy - Founded: 2021 - LinkedIn: https://www.linkedin.com/company/drfeel ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Aruba.it](https://www.runsonwhat.com/reverse/aruba) | Hosting & Cloud | Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [GSAP](https://www.runsonwhat.com/reverse/gsap) | Media & UI | Website code | | | [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Firebase](https://www.runsonwhat.com/reverse/firebase) | Backend & Database | Custom domain | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [MailUp](https://www.runsonwhat.com/reverse/mailup) | Marketing | Email records | | | [lemlist](https://www.runsonwhat.com/reverse/lemlist) | Sales & CRM | Custom domain | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records | | | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records | | | [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records | | | [Resend](https://www.runsonwhat.com/reverse/resend) | Email Delivery | Custom domain, Email records | | | [iubenda](https://www.runsonwhat.com/reverse/iubenda) | Security & Compliance | Website code | | ## Recent changes at Dr.Feel - 2026-10-09: started using [lemlist](https://www.runsonwhat.com/reverse/lemlist) ## FAQ ### What tools does Dr.Feel use? As of October 2026, runsonwhat has found 14 tools at Dr.Feel (drfeel.com) in public records. Edge & Hosting: Aruba.it. Application: GSAP, Tailwind CSS and Anthropic. Data & Observability: Google Analytics. Go-to-market: MailUp and lemlist. Company Ops: Microsoft 365, Google Workspace and Mailchimp Transactional. Last checked October 20, 2026. ### What cloud does Dr.Feel run on? Dr.Feel uses Aruba.it for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Aruba.it through Aruba.it code on drfeel.com. Aruba.it is used by 6,732 companies runsonwhat tracks. ### What sales tools does Dr.Feel use? The sales tools runsonwhat has found at Dr.Feel are lemlist (October 2026); no CRM shows up in Dr.Feel's public records. runsonwhat found lemlist through a subdomain that points at lemlist. lemlist is used by 650 companies runsonwhat tracks. ### What email provider does Dr.Feel use? Dr.Feel uses Microsoft 365 for email and office software, alongside Google Workspace, 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 710,127 companies runsonwhat tracks. ### What analytics tools does Dr.Feel use? Dr.Feel uses Google Analytics for analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on drfeel.com. Google Analytics is used by 878,395 companies runsonwhat tracks. ### What marketing software does Dr.Feel use? Dr.Feel uses MailUp for marketing, according to runsonwhat (October 2026). runsonwhat found MailUp through email records that authorize MailUp. MailUp is used by 2,596 companies runsonwhat tracks. ### Does Dr.Feel use GSAP? Yes. runsonwhat found GSAP at Dr.Feel through GSAP code on drfeel.com. GSAP is a Media & UI tool used by 205,143 companies runsonwhat tracks. ### Does Dr.Feel use AI tools? Yes. runsonwhat has found Anthropic at Dr.Feel; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Dr.Feel may use more AI tools than these. ### Has Dr.Feel changed tools recently? Yes. On runsonwhat's rechecks, Dr.Feel started using lemlist (latest on October 9, 2026). A change counts only between two checks of drfeel.com done the same way. ### Which companies have a tech stack similar to Dr.Feel's? The companies with the stacks most like Dr.Feel's are Interbacs, Quadrant Advisory, SouthBridge Executive and Kickscale, according to runsonwhat (October 2026). Each shares 3 to 6 tools with Dr.Feel, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Dr.Feel uses? runsonwhat reads public records only. Of the 14 tools at Dr.Feel, 5 were found through code on drfeel.com, 3 through DNS records, 3 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 drfeel.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/drfeel.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.