The Professor's SEO Report Card
https://laughingprofessor.net/ · Developer Tools
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Description
Free website grader - 18 SEO checks across Content, Technical, UX, Social, Security and Google Ecosystem. The Professor's SEO Report Card — instant, on-page SEO grading for any website. Built by LaughingProfessor.net, the same engine behind the #1 free website grader used by web designers, SEO professionals, and small business owners worldwide. Click the icon on any webpage and get a lettered grade (A–F) plus a scored breakdown. 📝 CONTENT & ON-PAGE SEO Title tag length, meta description, H1 heading structure, image alt text, body word count, content-to-HTML ratio, page size ⚙️ TECHNICAL SEO HTTPS, mobile viewport, canonical URL, robots meta, favicon, robots.txt, sitemap.xml, Web Manifest (PWA), Service Worker, llms.txt (AI discoverability), IndexNow, hreflang/multi-region tags 🔗 UX & NAVIGATION Internal link count, CTA button detection, page weight 📱 SOCIAL & RICH RESULTS Open Graph tags (title, description, image), Twitter Cards, JSON-LD structured data types 🔒 SECURITY Live security header audit — HSTS, Content-Security-Policy, X-Frame-Options, X-Content-Type-Options, X-XSS-Protection, Referrer-Policy, and Permissions-Policy, checked directly against the page you're on 🔍 GOOGLE ECOSYSTEM Google Analytics 4 / Tag Manager detection, Search Console verification tag, Google Business Profile signals (LocalBusiness schema, Maps embed) 📋 OVERVIEW Instant grade, pass/warn/fail summary, and a prioritized issues list so you know exactly what to fix first Every tab includes direct links to The Professor's free SEO tools and modular fix services — so you can act on results immediately. ✏️ Non-intrusive. No login. No data stored. Analysis runs entirely in your browser.