Technical SEO guides
Crawling, indexing, rendering, migrations and site architecture.
301 vs 302 Redirects: When to Use Each for SEO
The difference between permanent and temporary redirects, how Google handles each, and redirect rules for migrations.
Canonical Tags: How rel=canonical Works and When Google Ignores It
How to use rel=canonical correctly, how it compares with redirects and why Google sometimes picks a different URL.
Robots.txt Guide: What to Block, What Not to Block and Common Mistakes
What robots.txt can and cannot do, which URLs to block, how to handle AI crawlers and how to avoid site-wide mistakes.
XML Sitemap Best Practices: What to Include, Limits and Common Mistakes
How to build a clean XML sitemap that helps Google discover the right pages, and the mistakes I find most often in audits.
Core Web Vitals Explained: LCP, INP and CLS Thresholds and How to Fix Them
What LCP, INP and CLS measure, the thresholds to pass, how much they matter for rankings and how to fix common problems.
Website Migration SEO Checklist: How to Move a Site Without Losing Traffic
A phase-by-phase website migration SEO checklist covering benchmarks, redirect maps, staging tests, launch day and post-launch monitoring.
Crawled – Currently Not Indexed: What It Means and How to Fix It
Why Google crawls a page but does not index it, how it differs from Discovered - currently not indexed, and a six-step process to fix it.
SEO Audit Checklist: A Step-by-Step Process for 2026
A step-by-step SEO audit checklist ordered by impact: indexing, rendering, architecture, on-page, content, performance, authority and prioritization.