Is This Website Built on Astro? Free Astro Checker
Not sure if a site is built on Astro? Paste the URL below and Laikastack confirms it in seconds – and shows you the rest of the stack too.
How to tell if a website uses Astro
Laikastack checks all of these automatically, so you don't have to dig through page source.
- astro- markup attributes
- Astro island scripts
Why it matters
For web designers and developers: the front-end framework tells you how a site is built and how a rebuild would be scoped. For sales teams: if your product targets teams using this technology, detecting it surfaces technically-aligned prospects worth prioritising.
About Astro
Astro ships mostly static HTML with interactive components only where needed.
Frequently asked questions
How can I tell if a website uses Astro?
Paste the URL into the checker above. Laikastack inspects the markup, scripts, headers and signatures and confirms whether Astro is present, with a confidence score.
Is the Astro checker free?
Yes – single-site checks are free and need no signup.
Can it detect more than just the platform?
Yes. Alongside the platform you get the full stack – CMS, theme, plugins, frameworks, analytics and hosting.