Technical SEO
Canonical URLs, robots.txt, sitemap optimization, metadata, Open Graph, JSON-LD, crawlability, rendering, and internal linking — practical references paired with free browser tools.
Each topic links to a practical guide and the matching free tool so you can check your own pages — no upload, no backend.
Technical SEO Checklist — Complete Implementation
60+ item operational checklist organized by category — crawlability, canonicals, metadata, structured data, links, Core Web Vitals, AI visibility.
Canonical URLs — Complete Guide
RFC 6596 reference, parameter URLs, cross-domain canonicals, common mistakes, validation workflow.
sitemap.xml — Complete Guide
The sitemaps.org protocol, lastmod accuracy, image/video extensions, sitemap index files, common errors.
robots.txt — Complete Guide
RFC 9309 protocol, the four directives, AI crawler control patterns, validation, what robots.txt is NOT.
Structured Data — Complete JSON-LD Guide
schema.org types, decision tree, the three-layer model (syntax / eligibility / display), validation workflow, anti-patterns.
Internal Linking — Complete Guide
Crawl graph, hub-and-spoke and pillar-cluster patterns, anchor text discipline, orphan detection, AI-visibility considerations.
Canonical URLs
Consolidate duplicates correctly.
Sitemap optimization
Clean URLs, lastmod, HTTPS.
Open Graph
Reliable social previews.
JSON-LD
Valid structured data.
Meta descriptions
Useful page summaries.
Crawlability & rendering
Static-first access.
Internal linking
Strengthen the crawl graph.
Technical SEO checklist
Everything together.
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