One scan, clearer signal
Group technical checks by what they help you decide: crawl access, trust, reliability, and user experience.
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Technology research hub
What Is a Website Built With?
Discover the technology stack behind any website. This hub is designed for practical research: CMS detection, framework clues, ecommerce platforms, analytics tools, CDN clues, and hosting signals.
CMS
Signals
CDN
Clues
Quick
Research
Competitor research
Quickly see which CMS, framework, analytics stack, and hosting clues appear on a competitor site.
Agency discovery
Use the result as a fast pre-sales snapshot before pitching redesign, migration, SEO, or performance work.
Technical troubleshooting
Validate technology signals before checking DNS, SSL, redirects, and security headers for the same domain.
Research flow
See the stack, then verify the risky signals
The built-with journey now routes users from technology clues to status, headers, DNS, ownership, and full website checks without burying them in long SEO copy.
Results built for action
Show the score, confidence, and next useful page without forcing readers through dense raw output.
Clearer next steps
Connect broad website questions to the right checks for status, tech stack, ownership, age, and public content access.
Popular examples
Popular stack research
High-intent technology lookup pages
Explore brand-specific tech stack pages for domains people commonly research during competitor, CMS, hosting, and platform discovery.
What is shopify.com built with?What is wordpress.com built with?What is webflow.com built with?What is wix.com built with?What is github.com built with?What is vercel.com built with?What is cloudflare.com built with?What is netlify.com built with?What is stripe.com built with?What is openai.com built with?What is figma.com built with?What is canva.com built with?What is notion.so built with?What is hubspot.com built with?What is salesforce.com built with?What is mailchimp.com built with?What is youtube.com built with?What is netflix.com built with?What is reddit.com built with?What is discord.com built with?
What you can detect
Use these pages to check what CMS a site runs on, whether it uses React or Next.js, which analytics tools are installed, whether it is powered by Shopify or WordPress, and what infrastructure clues show up publicly.