Canonical URL, robots.txt, sitemap.xml, noindex/nofollow, hreflang validation.
We verify canonical URL, robots.txt access, noindex/nofollow directives, and hreflang tags for multilingual pages.
Verifies canonical URL tag presence.
<link rel="canonical" href="...">
Checks if URL is not blocked in robots.txt.
Disallow: /admin/
Checks if robots.txt file exists at the domain root.
/robots.txt
Checks if XML sitemap exists (in robots.txt or at /sitemap.xml).
/sitemap.xml
Detects noindex directive on the page.
<meta name="robots" content="noindex">
Checks hreflang tags for multilingual pages.
<link rel="alternate" hreflang="cs" href="...">
If search engines can't index a page, no amount of SEO will help. Canonical URL, robots.txt, and hreflang are the foundation of proper indexation.
Title, meta description — length, relevance, keyword presenc...
Heading structure, hierarchy, H1 presence, H1 length, duplic...
Word count, text-to-HTML ratio, placeholder text (Lorem Ipsu...
HTTP status, redirects, GZIP/Brotli compression, HTTP/2, HTM...
Core Web Vitals — LCP, CLS, TBT, FCP via Google PageSpeed In...
Alt text presence for accessibility and SEO. Percentage of i...
Internal and external links count, ratio, orphan page detect...
Schema.org JSON-LD — presence, types, and validation of requ...
Open Graph (og:title, og:description, og:image) and Twitter ...
HTTPS check, mixed content, HSTS, CSP, X-Frame-Options, emai...
DOM size, inline CSS/JS, render-blocking resources, lazy loa...
Keyword frequency, n-gram analysis, consistency across title...
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