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SEO Check Liste

Autor: Vladimir Milivojevic

Datum: 10.10.2021

The only onpage and technical SEO checklist you need in 2022

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  1. Robots.txt

    • Available or not?
    • Doesn’t exclude important directories from crawling?
    • Sitemap is linked?

  2. Sitemap.xml

    • Contains all URLs to be indexed
    • Does not contain URLs that should not be indexed
    • Is linked in Robots.txt?

  3. Meta-Robots

    • Available or not?
    • Index/Follow used?

  4. Canonical

    • Available or not?
    • Is canonical attribute self-referential?

  5. Hreflang

    • Available or not?
    • Are all URL versions listed?

  6. Paginierung

    • <noindex, follow> from 2 page
    • Pagination pages are correct with <link rel=“prev“> and <link rel=“next“> indicate (In spring 2019, Google announced that it would no longer take rel=”prev” and rel=”next” into account)
    • Only self-referential canonical tags are assigned

  7. Page Speed

    • Mobile / Desktop – comparison
    • Mobile: no throttling / 3G fast check
    • PageSpeed Insights – LCP, CLS and FID

  8. Browser-Caching

    • mod_expires

  9. Website Compression

    • GZIP
    • JavaScript
    • CSS
    • HTML

  10. Content„Above the fold“

    • Important content is displayed “above the fold”
    • Rendering of content above the fold is not blocked by CSS and JS

  11. Schema-Markup

    • Available or not?
    • Opengraph data is maintained
    • Rich snippets

  12. URL structure

    • User-friendly navigation
    • Logical site architecture based on keyword research
    • Clear, short URLs (self-explanatory URLs)
    • URLs that should not be indexed/crawled are excluded from this via robots.txt or meta-robots

  13. Redirects

    • All orphaned pages have a redirect target

  14. Titel-Link

    • Title links are assigned according to SEO best practice and contain focus keywords

  15. Internal linking

    • Internal linking set according to SEO best practice (focus keyword as anchor text)
    • All internal links are absolute
    • All link targets have HTTP status code 200

  16. 404-Page

    • User-friendly and in the design of the website
    • Returns 404 status
    • Offers users options for action (e.g. search function, link to the start page/other areas of the website)

  17. Image optimization

    • All images are compressed (if possible < 100 KB)
    • Image filenames optimized according to SEO best practice
    • ALT attribute optimized according to SEO best practice