Brief
Performance & Core Web Vitals Scanner checks whether the site feels fast enough for users and search engines.
Scanner scope
Measures public performance signals: Lab diagnostics plus field web-vitals data from CrUX and RUM, with daily regression warnings before rankings or conversions fall.
Why it matters
Slow pages lose signups and rankings. Early warnings keep regressions from becoming revenue problems.
Common issues
Slow response
Heavy page weight
Core Web Vitals risk
Scan your website for this risk
Login first, run a preview scan, and see the issue count. Subscribe to reveal the exact findings and AI fixes.
Scan website