# What does Cesim Oy use? Cesim Oy (cesim.com) shows public evidence of 20 tools, according to runsonwhat (last checked 2026-10-29). - Based in: Helsinki, Finland - LinkedIn: https://www.linkedin.com/company/cesim ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [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 | Custom domain | | ## 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 | | | [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code | | | [Motion](https://www.runsonwhat.com/reverse/framer-motion) | Media & UI | Website code | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | | [web-vitals](https://www.runsonwhat.com/reverse/web-vitals) | Monitoring | Website code | | | [Pingdom](https://www.runsonwhat.com/reverse/pingdom) | Monitoring | Custom domain | | ## 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 | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Custom domain, Email records, Website code | | | [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain, Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records | | | [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records, Email records | | | [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records, Website code | | ## Recent changes at Cesim Oy - 2026-10-29: started using [Motion](https://www.runsonwhat.com/reverse/framer-motion) - 2026-10-29: started using [Vercel](https://www.runsonwhat.com/reverse/vercel) - 2026-10-29: started using [web-vitals](https://www.runsonwhat.com/reverse/web-vitals) ## FAQ ### What tools does Cesim use? As of October 2026, runsonwhat has found 20 tools at Cesim (cesim.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: jQuery, Google Fonts and Vimeo. Data & Observability: Google Analytics, Microsoft Clarity and web-vitals. Go-to-market: Meta Pixel, Microsoft Ads and HubSpot. Company Ops: Microsoft 365, Atlassian and Amazon SES. Last checked October 29, 2026. ### What cloud does Cesim run on? Cesim uses Amazon Web Services for hosting and cloud infrastructure, alongside Vercel, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on cesim.com. Amazon Web Services is used by 146,185 companies runsonwhat tracks. ### What CRM does Cesim use? Cesim uses HubSpot for its CRM, according to runsonwhat (October 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot and email records. HubSpot is used by 95,516 companies runsonwhat tracks. ### What email provider does Cesim use? Cesim 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 715,456 companies runsonwhat tracks. ### What analytics tools does Cesim use? Cesim uses Google Analytics for analytics, alongside Microsoft Clarity, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on cesim.com. Google Analytics is used by 899,356 companies runsonwhat tracks. ### What is Cesim's website built with? Cesim uses HubSpot CMS for its website, according to runsonwhat (October 2026). runsonwhat found HubSpot CMS through a subdomain that points at HubSpot CMS and code on cesim.com. HubSpot CMS is used by 33,496 companies runsonwhat tracks. ### Does Cesim use jQuery? Yes. runsonwhat found jQuery at Cesim through jQuery code on cesim.com. jQuery is a Frontend tool used by 925,460 companies runsonwhat tracks. ### Has Cesim changed tools recently? Yes. On runsonwhat's rechecks, Cesim started using Motion, Vercel and web-vitals (latest on October 29, 2026). A change counts only between two checks of cesim.com done the same way. ### Which companies have a tech stack similar to Cesim's? The companies with the stacks most like Cesim's are RacingJunk, AppsFlyer, Caruso and Mark Spain Real Estate, according to runsonwhat (October 2026). Each shares 6 to 13 tools with Cesim, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Cesim uses? runsonwhat reads public records only. Of the 20 tools at Cesim, 11 were found through code on cesim.com, 4 through DNS records, 4 through subdomains that point at the vendor and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and cesim.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/cesim.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.