What busuu.com is built with
Read on 2026-10-28 15:22. 18 technologies spotted.
| Technology | Category | Version | Confidence | Tell |
|---|---|---|---|---|
| AWS Certificate Manager | SSL/TLS certificate authorities | 100% | certIssuer: Amazon, Amazon RSA 2048 M04 | |
| Amazon CloudFront | CDN | 100% | headers via: 405a.cloudfront.net (CloudFront) | |
| Amazon Route 53 | Hosting | 100% | dns NS: ns-1708.awsdns-21.co.uk | |
| Amazon Web Services | PaaS | 100% | dns NS: ns-1708.awsdns-21.co.uk | |
| Contentful | CMS | 100% | html: e" content="Busuu"/><meta property="og:image" content="https://images.ctfassets.net/kk1deufhixqq/1hRxnNglVNh5zaOFKG3DGy/ | |
| Envoy | Reverse proxies | 100% | headers x-envoy-upstream-service-time: 616 | |
| Google Sign-in | Authentication | 100% | scriptSrc: https://accounts.google.com/gsi/client | |
| Google Tag Manager | Tag managers | 100% | html: ><iframe src="//www.googletagmanager.com/ns.html?id=GTM-WSFLB2" height="0" width="0" style="display:none;visibility:hidd | |
| HSTS | Security | 100% | headers strict-transport-security: max-age=31536000 | |
| HTTP/3 | Miscellaneous | 100% | headers alt-svc: h3=":443"; ma=86400 | |
| OneTrust | Cookie compliance | 100% | scriptSrc: https://cdn.cookielaw.org/opt-out/otCCPAiab.js | |
| Open Graph | Miscellaneous | 100% | dom meta[property*='og:']: <meta property="og:locale" content="en_GB"> | |
| Optimizely | A/B Testing, Personalisation | 100% | scriptSrc: https://cdn.optimizely.com/js/21456700128.js | |
| PWA | Miscellaneous | 100% | dom link[rel='manifest']: <link rel="manifest" href="https://www.busuu.com/manifest.json"> | |
| Priority Hints | Performance | 100% | dom iframe[fetchpriority], img[fetchpriority], script[fetchpriority], link[fetchpriority]: <link rel="preload" as="script" fetchPriority="low" href="/busuu-marketing-assets/_next/static/chunks/webpack-249cd2c7bd | |
| React | JavaScript frameworks | 100% | implied styled-components | |
| Vercel | PaaS | 100% | headers server: Vercel | |
| styled-components | JavaScript frameworks, Development | 5.3.11 | 100% | dom style[data-styled-version] @data-styled-version: 5.3.11 |
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