{"id":2823,"date":"2021-10-10T10:58:13","date_gmt":"2021-10-10T10:58:13","guid":{"rendered":"https:\/\/no-black-box-seo.de\/uncategorized\/seo-check-liste\/"},"modified":"2026-04-08T15:52:15","modified_gmt":"2026-04-08T15:52:15","slug":"seo-check-liste","status":"publish","type":"post","link":"https:\/\/no-black-box-seo.de\/en\/blog\/technische-seo\/seo-checklist\/","title":{"rendered":"SEO Checklist"},"content":{"rendered":"<ol>\n<li>\n<h2>Robots.txt<\/h2>\n<ul>\n<li>Are robots.txt data available or not?<\/li>\n<li>Doesn&#8217;t exclude important directories from crawling?<\/li>\n<li>Is Sitemap linked?<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Sitemap.xml<\/h2>\n<ul>\n<li>Contains all URLs to be indexed<\/li>\n<li>Does not contain URLs that should not be indexed<\/li>\n<li>Is linked in Robots.txt?<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Meta-Robots<\/h2>\n<ul>\n<li>Are <a href=\"https:\/\/no-black-box-seo.de\/en\/blog\/technical-seo\/meta-robots-tags-noindex-nofollow\/\">Meta-Robots<\/a> available or not?<\/li>\n<li>Index\/Follow used?<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Canonical<\/h2>\n<ul>\n<li>Are Canonical Tags available or not?<\/li>\n<li>Is canonical attribute self-referential?<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Hreflang<\/h2>\n<ul>\n<li>Is Hreflang available or not?<\/li>\n<li>Are all URL versions listed?<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Paginierung<\/h2>\n<ul>\n<li>&lt;noindex, follow&gt; from 2 page<\/li>\n<li>Pagination pages are correct with &lt;link rel=\u201cprev\u201c&gt; and &lt;link rel=\u201cnext\u201c&gt; indicate (In spring 2019, Google announced that it would no longer take rel=&#8221;prev&#8221; and rel=&#8221;next&#8221; into account)<\/li>\n<li>Only self-referential canonical tags are assigned<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Page Speed<\/h2>\n<ul>\n<li>Mobile \/ Desktop &#8211; comparison<\/li>\n<li>Mobile: no throttling \/ 3G fast check<\/li>\n<li>PageSpeed Insights \u2013 LCP, CLS and FID<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Browser-Caching<\/h2>\n<ul>\n<li>Is Browser Caching available or not?<\/li>\n<li>mod_expires<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Website Compression<\/h2>\n<ul>\n<li>GZIP<\/li>\n<li>JavaScript<\/li>\n<li>CSS<\/li>\n<li>HTML<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Content\u201eAbove the fold\u201c<\/h2>\n<ul>\n<li>Important content is displayed &#8220;above the fold&#8221;<\/li>\n<li>Rendering of content above the fold is not blocked by CSS and JS<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Schema-Markup<\/h2>\n<ul>\n<li>Is Schema-Markup available or not?<\/li>\n<li>Opengraph data is maintained<\/li>\n<li>Are Rich snippets available or not?<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>URL structure<\/h2>\n<ul>\n<li>User-friendly navigation<\/li>\n<li>Logical site architecture based on keyword research<\/li>\n<li>Clear, short URLs (self-explanatory URLs)<\/li>\n<li>URLs that should not be indexed\/crawled are excluded from this via robots.txt or meta-robots<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Redirects<\/h2>\n<ul>\n<li>All orphaned pages have a redirect target<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Titel-Link<\/h2>\n<ul>\n<li>Title links are assigned according to SEO best practice and contain focus keywords<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Internal linking<\/h2>\n<ul>\n<li>Internal linking set according to SEO best practice (focus keyword as anchor text)<\/li>\n<li>All internal links are absolute<\/li>\n<li>All link targets have HTTP status code 200<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>404-Page<\/h2>\n<ul>\n<li>User-friendly and in the design of the website<\/li>\n<li>Returns 404 status<\/li>\n<li>Offers users options for action (e.g. search function, link to the start page\/other areas of the website)<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Image optimization<\/h2>\n<ul>\n<li>All images are compressed (if possible &lt; 100 KB)<\/li>\n<li>Image filenames optimized according to SEO best practice<\/li>\n<li>ALT attribute optimized according to SEO best practice<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2>Visibility Index Check<\/h2>\n<\/li>\n<\/ol>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>What does the visibility index look like?<\/li>\n<li>Has a visibility index comparison with competitors been conducted?<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The only onpage and technical SEO checklist you need in 2026. <\/p>\n","protected":false},"author":1,"featured_media":2987,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[129],"tags":[140,142,202,143],"class_list":["post-2823","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technical-seo","tag-blog-onpage-seo-en","tag-blog-seo-en","tag-seo-checklist-2","tag-technical-seo"],"acf":[],"_links":{"self":[{"href":"https:\/\/no-black-box-seo.de\/en\/wp-json\/wp\/v2\/posts\/2823","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/no-black-box-seo.de\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/no-black-box-seo.de\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/no-black-box-seo.de\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/no-black-box-seo.de\/en\/wp-json\/wp\/v2\/comments?post=2823"}],"version-history":[{"count":19,"href":"https:\/\/no-black-box-seo.de\/en\/wp-json\/wp\/v2\/posts\/2823\/revisions"}],"predecessor-version":[{"id":5929,"href":"https:\/\/no-black-box-seo.de\/en\/wp-json\/wp\/v2\/posts\/2823\/revisions\/5929"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/no-black-box-seo.de\/en\/wp-json\/wp\/v2\/media\/2987"}],"wp:attachment":[{"href":"https:\/\/no-black-box-seo.de\/en\/wp-json\/wp\/v2\/media?parent=2823"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/no-black-box-seo.de\/en\/wp-json\/wp\/v2\/categories?post=2823"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/no-black-box-seo.de\/en\/wp-json\/wp\/v2\/tags?post=2823"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}