Know exactly what is wrong with any website
Point it at any public URL and get one report across SEO, security, HTML, assets and best practices, backed by 52 rule-based checks and no paid AI. Performance and Core Web Vitals arrive with the browser engine.
Recent scans
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- 11
- Analyses per scan
- 52
- Rule-based checks
- 4
- Export formats
Scheduled scans
Rescan a URL automatically and keep its history growing.
No schedules yet.
Notifications
Get told when a scheduled scan finishes, via webhook, Slack or Discord.
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What one scan covers
Every check runs in a single pass, and the findings roll into one score.
Performance
Lighthouse-grade timing, render-blocking resources and the load waterfall.
SEO
Meta tags, headings, canonical, sitemap, structured data and social cards.
Accessibility
An axe-core audit of contrast, roles, labels and keyboard order.
Best practices
Modern-web checks: doctype, console errors and deprecated APIs.
Security
HTTPS, security headers, CSP, HSTS and cookie flags.
Core Web Vitals
LCP, CLS and INP measured against the field thresholds.
Technology detection
Frameworks, CMS, analytics and libraries in use.
Asset optimization
Image, CSS, JS and font weight, lazy-loading and compression.
HTML structure
Document outline, landmarks, link health and markup validity.
AI recommendations
500+ rule-based fixes, ranked by impact and estimated savings.
Historical comparison
Track every score over time and diff two scans.
A dashboard for every angle
Ten sections, from an at-a-glance overview to a full recommendation timeline.
- Overview
- Performance
- SEO
- Accessibility
- Security
- Assets
- Network
- Technologies
- Recommendations
- Timeline