# What does TEUIDA use? TEUIDA (teuida.net) shows public evidence of 28 tools, according to runsonwhat (last checked 2026-11-10). - Industry: E-learning - Size: 11–50 employees - Based in: Seoul, South Korea - Founded: 2018 - LinkedIn: https://www.linkedin.com/company/teuida ## 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 | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Website code | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | DNS verification records, Custom domain | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [React](https://www.runsonwhat.com/reverse/react) | 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 | | | [AppsFlyer](https://www.runsonwhat.com/reverse/appsflyer) | Analytics | Custom domain | 2026-01 | ## 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 | | | [Google Ad Manager](https://www.runsonwhat.com/reverse/google-ad-manager) | Ads & Pixels | Website config | | | [Microsoft Xandr](https://www.runsonwhat.com/reverse/xandr) | Ads & Pixels | Website config | | | [Criteo](https://www.runsonwhat.com/reverse/criteo) | Ads & Pixels | Website config | | | [Magnite](https://www.runsonwhat.com/reverse/magnite) | Ads & Pixels | Website config | | | [PubMatic](https://www.runsonwhat.com/reverse/pubmatic) | Ads & Pixels | Website config | | | [OpenX](https://www.runsonwhat.com/reverse/openx) | Ads & Pixels | Website config | | | [Amazon Publisher Services](https://www.runsonwhat.com/reverse/amazon-publisher-services) | Ads & Pixels | Website config | | | [Index Exchange](https://www.runsonwhat.com/reverse/index-exchange) | Ads & Pixels | Website config | | | [Media.net](https://www.runsonwhat.com/reverse/media-net) | Ads & Pixels | Website config | | | [Sovrn](https://www.runsonwhat.com/reverse/sovrn) | Ads & Pixels | Website config | | | [TripleLift](https://www.runsonwhat.com/reverse/triplelift) | Ads & Pixels | Website config | | | [Sharethrough](https://www.runsonwhat.com/reverse/sharethrough) | Ads & Pixels | Website config | | | [Taboola](https://www.runsonwhat.com/reverse/taboola) | Ads & Pixels | Website config | | | [Teads](https://www.runsonwhat.com/reverse/teads) | Ads & Pixels | Website config | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records | | | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | ## Recent changes at TEUIDA - 2026-11-02: started using [Vercel](https://www.runsonwhat.com/reverse/vercel) ## FAQ ### What tools does TEUIDA use? As of November 2026, runsonwhat has found 28 tools at TEUIDA (teuida.net) in public records. Edge & Hosting: Amazon Web Services, Amazon Route 53 and Amazon CloudFront. Application: React and Next.js. Data & Observability: Google Analytics, Google Tag Manager and AppsFlyer. Go-to-market: Google Ads, Meta Pixel and Google Ad Manager. Company Ops: Microsoft 365 and Google Workspace. Last checked November 10, 2026. ### What cloud does TEUIDA run on? TEUIDA 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 teuida.net. Amazon Web Services is used by 147,746 companies runsonwhat tracks. ### What email provider does TEUIDA use? TEUIDA uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 739,102 companies runsonwhat tracks. ### What analytics tools does TEUIDA use? TEUIDA uses Google Analytics for analytics, alongside Google Tag Manager and AppsFlyer, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on teuida.net. Google Analytics is used by 904,725 companies runsonwhat tracks. ### How long has TEUIDA used AppsFlyer? TEUIDA has used AppsFlyer since at least January 2026, going by the first public certificate of the teuida.net subdomain that points at AppsFlyer. ### Does TEUIDA use Google Ads? Yes. runsonwhat found Google Ads at TEUIDA through Google Ads code on teuida.net. Google Ads is a Ads & Pixels tool used by 541,216 companies runsonwhat tracks. ### Has TEUIDA changed tools recently? Yes. On runsonwhat's rechecks, TEUIDA started using Vercel (latest on November 2, 2026). A change counts only between two checks of teuida.net done the same way. ### How does runsonwhat know what TEUIDA uses? runsonwhat reads public records only. Of the 28 tools at TEUIDA, 15 were found through website configuration files, 8 through code on teuida.net, 3 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 teuida.net about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/teuida.net (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.