SEO Checker (HTML Audit)
Free on-page SEO checker. Enter any URL to scan title, meta description, headings, image alt, canonical, Open Graph, robots.txt, and sitemap — scored with fixes. Server-side fetch, no CORS issues.
Page URL (server-fetched, no CORS issues)
Fetches HTML + checks /robots.txt and /sitemap.xml. Internal IPs are blocked.
How to use
- Pick Scan URL or Paste HTML tab.
- Enter URL and press Scan, or paste source and press Analyze.
- Work down the scored issues list (title, meta, headings, alt, canonical, OG).
FAQ
How does URL scan work?
Enter the URL and press Scan. The app fetches the HTML plus /robots.txt and /sitemap.xml server-side, then audits locally.
Is scanned data stored?
No. Fetched HTML is analyzed in memory and never saved.