thin contentthin content
The page has too little text to answer the query.
Found by Technical SEO audit →
dup H1dup H1
Two H1 headings compete on one page.
Found by Heading structure checker →
no altno alt
An image has no alt text.
Found by Image SEO checker →

Engineering notes on SEO

Articles about technical SEO, content strategy, analytics and development from the trenches.

More articles

Google Search Console: complete guide for SEO
Analytics

Google Search Console: complete guide 2026

How to use Search Console for indexing, search performance and URL inspection while keeping its reports separate from analytics.

17 May15 min
Hreflang: international SEO guide
Technical SEO

Hreflang: Complete Guide to International SEO

How to plan language and regional versions, implement reciprocal hreflang annotations and validate each URL serves the intended audience.

16 May16 min
JavaScript SEO: indexing SPAs and React sites
Technical SEO

JavaScript SEO: how Google indexes SPAs and React sites

Google's two-wave rendering queue, CSR pitfalls, the difference between SSR/SSG/ISR, and practical methods to verify your JS site is indexed correctly.

16 May18 min
Article cover: Crawl Budget — practical guide
Technical SEO

Crawl Budget: a practical guide for large platforms

How to diagnose crawl budget on a large site with logs, Search Console and URL patterns, then reduce waste without blocking important pages.

15 May20 min
Article cover: Robots.txt — complete setup guide
Technical SEO

Robots.txt: complete setup guide for SEO

How robots.txt affects crawling, where it cannot control indexation, and how to test directives without blocking pages you need found.

15 May18 min

Monthly digest

The search news that matters for technical SEO, once a month.

Open the digest
Article cover: XML Sitemap — complete guide
Technical SEO

XML Sitemap: build, validate and submit it

How to build a sitemap of final canonical URLs, validate its entries and use it alongside internal links and robots.txt.

15 May20 min
Article cover: canonical URL — what it is and how to configure it
Technical SEO

Canonical URL: what it is and how to configure it

What rel canonical is, why search engines need it, and how to add the canonical tag in HTML, HTTP headers, and popular CMS platforms.

14 May15 min