What is Technical SEO?

A laptop screen with code on it.

Technical SEO refers to the process of optimizing a website’s technical aspects to improve its search engine ranking and visibility in Google search and other search engines, oftentimes as an integrated part of a larger digital marketing strategy. It involves various activities such as ensuring proper indexing, improving site speed, optimizing URL structure, optimizing metadata, implementing structured data, fixing broken links, and ensuring mobile-friendliness, among others.¬†

Technical SEO is critical for ensuring that search engines can crawl and index a website efficiently, which can ultimately lead to better search engine rankings, increased organic traffic, and improved user experience. It is one of the primary pillars of SEO, alongside content optimization and backlinks.

How Technical SEO Applies to JavaScript and Markup 

Technical SEO is essential for ensuring that a website is accessible and visible to search engines. When it comes to JavaScript and markup, technical SEO plays a critical role in making sure that these elements are properly optimized for search engines to crawl and index.

JavaScript is a programming language that is often used to create dynamic and interactive elements on a website, such as menus, pop-ups, and animations. While JavaScript can be used to create engaging user experiences, it can also cause technical SEO issues if not optimized correctly.

One of the key technical SEO considerations for JavaScript is ensuring that search engines can crawl and index the content. Search engines have traditionally struggled to crawl JavaScript, but recent improvements in technology have made it easier for search engines to do so. However, it’s still important to ensure that the JavaScript code is structured in a way that search engines can understand and index the content.

Another important technical SEO consideration for JavaScript is ensuring that the content is not hidden or blocked from search engines. This can happen if JavaScript is used to create content that is only visible to users after they perform an action, such as clicking a button. In these cases, search engines may not be able to crawl and index the content, which can negatively impact the website’s search engine rankings.

Markup, on the other hand, refers to the code that is used to structure the content on a website. Markup includes elements such as headings, paragraphs, lists, and images, and it’s essential for providing context and structure to the content.

One of the key technical Search Engine Optimization considerations for markup is ensuring that the code is structured in a way that is easy for search engines to crawl and index. This includes using descriptive and relevant tags for headings, ensuring that images have alt tags, and using structured data markup to provide additional context and information about the content.

Another important consideration for markup is ensuring that the code is valid and follows best practices. This includes using proper syntax, avoiding deprecated tags, and adhering to accessibility guidelines.

Technical Search Engine Optimization is crucial for ensuring that JavaScript and markup are properly optimized for search engines. This includes making sure that JavaScript is structured in a way that is easy for search engines to crawl and index, and ensuring that markup is structured in a way that provides context and is easy for search engines to understand. By paying attention to these technical SEO considerations, website owners can improve their search engine rankings and provide a better user experience for their visitors.

How can Google Search Console help with Technical SEO?

Google’s Search Console is a powerful tool for Technical SEO as it provides website owners with valuable insights and data on how Google crawls and indexes their site. Here are some of the ways in which Google’s Search Console can help with Technical SEO:

  • Index Coverage Report: This report shows which pages of your site have been indexed by Google and which ones have not. You can use this information to identify and fix any indexing issues.
  • Sitemap Submission: You can submit a sitemap to Google through the Search Console. This helps Google understand the structure of your site and which pages are most important.
  • Crawl Errors Report: This report shows any errors encountered by Google when crawling your site. This information can help you identify and fix issues that may be preventing your site from being properly crawled and indexed.
  • Mobile Usability Report: This report shows how your site performs on mobile devices. It identifies issues that may be affecting mobile user experience and provides suggestions for improvement.
  • The Core Web Vitals Report: in Google Search Console is a tool that helps website owners measure and improve the user experience of their site by providing data on three key metrics: Largest Contentful Paint (LCP), First Input Delay (FID), and Cumulative Layout Shift (CLS).
  • Performance Report: This report shows how your site is performing in search results. It provides data on search queries, clicks, impressions, and average position. You can use this data to identify opportunities to improve your site’s visibility in search results.

Overall, Google’s Search Console is an essential tool for Technical SEO as it provides valuable data and insights that can help you identify and fix issues that may be affecting your site’s search engine visibility and performance.

How does an Technical SEO Audit help with Technical SEO?

An SEO audit is a comprehensive analysis of a website’s SEO performance. It helps website owners to identify technical issues that may be affecting their website’s search engine rankings and visibility. An SEO audit can help with Technical SEO in the following ways:

  1. Identify Technical Issues: An SEO audit can help to identify technical issues on a website such as crawl errors, broken links, duplicate content, slow page speed, and other technical issues that can affect a website’s search engine ranking.
  2. Optimize Site Structure: An SEO audit can help to optimize a website’s structure and hierarchy by identifying issues with URL structure, site navigation, and site architecture.
  3. Mobile-Friendliness: An SEO audit can help to identify issues with a website’s mobile-friendliness, which is an important factor in Google’s ranking algorithm.
  4. Content Optimization: An SEO audit can help to identify opportunities for content optimization, such as optimizing meta tags, improving content relevance, and adding new content to the website.
  5. Benchmarking: An SEO audit can help to benchmark a website’s performance against its competitors, providing insights into the strengths and weaknesses of the website. 

Overall, an SEO audit is a crucial step in improving a website’s Technical SEO as it helps to identify and fix technical issues that may be preventing the website from achieving its full potential in terms of search engine rankings and visibility.

Fix Technical SEO issues with Search Console’s Index Coverage Report

Here are some tips for using the “Index Coverage Report” in Google Search Console to improve Technical SEO:

Check the total number of valid pages indexed: The first thing to look at is the total number of valid pages indexed by Google. If this number is lower than the total number of pages on your website, it indicates that there may be indexing issues.

Look for errors: Check for any errors that may be preventing Google from indexing your pages. Some common errors include server errors, redirect errors, and crawl errors.

Check for warnings: Look for any warnings in the report that may indicate issues with your website’s technical SEO. For example, warnings related to blocked resources or low word count may need to be addressed.

Investigate excluded pages: If there are any pages that have been excluded from indexing, investigate the reasons why. This could be due to issues such as duplicate content, noindex tags, or canonicalization issues.

Fix any issues: Once you have identified any issues, work to fix them. This may involve optimizing your robots.txt file, resolving broken links, fixing duplicate content issues, or implementing structured data.

By regularly reviewing and addressing any issues in the “Index Coverage Report” in Google Search Console, you can improve your website’s technical SEO and ensure that your pages are being properly indexed by Google.

My Favorite Free Tools For Technical SEO

Google Analytics

Google Analytics is a powerful tool for analyzing website traffic and user behavior. In addition to providing valuable insights into user engagement and conversion rates, Google Analytics can also be used to optimize technical SEO. Here are some tips for using Google Analytics for technical SEO:

Monitor Site Speed: Site speed is a crucial factor in user experience and search engine rankings. Google Analytics provides data on page load time and server response time, which can help to identify issues that may be slowing down your website. You can use this information to optimize your website’s code, reduce image sizes, and optimize server performance.

Analyze User Behavior: Google Analytics provides data on user behavior, such as bounce rates, time on page, and exit pages. This information can be used to identify pages that may have technical issues, such as broken links, slow load times, or poor content quality. By addressing these issues, you can improve user engagement and reduce bounce rates, which can ultimately improve your search engine rankings.

Use Site Search Data: If your website has a search function, you can use Google Analytics to analyze search data. This information can help to identify user intent and provide insights into the content that users are searching for. By optimizing your website’s content to match user intent, you can improve search engine visibility and user engagement.

Monitor Traffic Sources: Google Analytics provides data on the sources of your website’s traffic, including organic search, social media, and referral traffic. By monitoring these sources, you can identify opportunities to improve your website’s visibility in search results and increase traffic from other sources.

Use Google Tag Manager: Google Tag Manager is a tool that allows you to add and manage tracking tags on your website. By using Google Tag Manager, you can track user behavior and engagement, monitor conversion rates, and optimize your website’s technical SEO.

Google Analytics is a valuable tool for optimizing technical SEO. By monitoring site speed, analyzing user behavior, using site search data, monitoring traffic sources, and using Google Tag Manager, you can identify and address technical issues that may be affecting your website’s search engine visibility and user engagement.

Google Trends

Google Trends is a powerful tool that can help you understand how users are searching for topics related to your business. By analyzing search trends, you can identify topics that are growing in popularity and optimize your content and technical SEO to capitalize on these trends. Here are some tips for using Google Trends for Technical SEO:

Identify Emerging Trends: Use Google Trends to identify emerging trends in your industry or niche. By analyzing search volume for specific topics, you can identify areas where there is growing interest and optimize your content to capitalize on this interest.

Analyze Seasonal Trends: Many industries experience seasonal fluctuations in search volume. Use Google Trends to analyze search volume over time and identify seasonal trends in your industry. This can help you optimize your content and technical SEO to capitalize on seasonal spikes in search volume.

Optimize Keyword Targeting: Google Trends can help you identify the most relevant keywords to target in your content and technical SEO. By analyzing search volume and related keywords, you can optimize your content and technical SEO to target the most relevant and high-volume keywords.

Identify Regional Differences: Use Google Trends to identify regional differences in search behavior. This can help you optimize your content and technical SEO to target specific regions or demographics.

Analyze Competitor Performance: Google Trends can help you analyze your competitor’s performance in search results. By comparing search volume and related topics, you can identify areas where your competitors are performing well and optimize your content and technical SEO to compete.

Google Trends is a valuable tool for optimizing technical SEO. By identifying emerging trends, analyzing seasonal fluctuations, optimizing keyword targeting, identifying regional differences, and analyzing competitor performance, you can optimize your content and technical SEO to improve search engine rankings and drive more traffic to your website.

SEMRush.com

SEMRush is a powerful tool that can help you optimize your technical SEO. It provides a wide range of features that allow you to analyze your website’s performance and identify technical issues that may be affecting your search engine rankings. Here are some tips for using SEMrush for Technical SEO:

Conduct a Site Audit: Use SEMRush’s site audit feature to identify technical issues on your website. This feature scans your website for issues such as broken links, duplicate content, missing meta tags, and slow page speed. Once you have identified these issues, you can take steps to address them and improve your search engine rankings.

Conduct Keyword Research: Use SEMRush’s keyword research tool to identify relevant keywords for your content and technical SEO. This feature provides data on keyword search volume, competition, and related keywords, allowing you to optimize your content and technical SEO for the most relevant and high-volume keywords.

Analyze Backlinks: Use SEMRush’s backlink analysis feature to identify high-quality backlinks to your website. This feature provides data on the number of backlinks, the domain authority of the linking website, and the anchor text used in the link. By analyzing this data, you can identify opportunities to improve your backlink profile and improve your search engine rankings.

Monitor Your Competitors: Use SEMRush’s competitor analysis feature to monitor your competitors’ performance in search results. This feature provides data on your competitors’ search rankings, backlinks, and advertising campaigns. By analyzing this data, you can identify opportunities to improve your own search engine rankings and compete more effectively in your industry.

Track Your Performance: Use SEMRush’s ranking tracking feature to monitor your search engine rankings over time. This feature provides data on your rankings for specific keywords, allowing you to track your progress and identify opportunities to improve your technical SEO.

SEMRush is a valuable tool for optimizing technical SEO. By conducting a site audit, conducting keyword research, analyzing backlinks, monitoring your competitors, and tracking your performance, you can identify technical issues and opportunities to improve your search engine rankings and drive more traffic to your website.

Screaming Frog SEO Spider

Screaming Frog SEO Spider is a desktop software that can crawl websites and provide valuable data for technical SEO. It can help identify issues that may be affecting your website’s search engine rankings and provide insights for optimization. Here are some tips for using Screaming Frog SEO Spider for Technical SEO:

Crawl Your Website: Use Screaming Frog SEO Spider to crawl your website and identify issues that may be affecting your search engine rankings. The tool can identify issues such as broken links, missing meta tags, and duplicate content. Once you have identified these issues, you can take steps to address them and improve your website’s technical SEO.

Analyze Your Website’s Structure: Screaming Frog SEO Spider can also help you analyze your website’s structure and identify opportunities to improve navigation and user experience. The tool can identify pages that may be difficult to find or may not be properly linked from other pages on your website.

Identify Redirect Chains: Screaming Frog SEO Spider can identify redirect chains, which can affect your website’s page speed and search engine rankings. By identifying and fixing redirect chains, you can improve your website’s user experience and search engine rankings.

Analyze Meta Tags: Screaming Frog SEO Spider can analyze your website’s meta tags, including title tags and meta descriptions. By analyzing these tags, you can identify opportunities to improve your website’s relevance and click-through rates in search results.

Identify Broken Images: Screaming Frog SEO Spider can also identify broken images on your website. By fixing broken images, you can improve your website’s user experience and search engine rankings.

Analyze Your Website’s XML Sitemap: Screaming Frog SEO Spider can analyze your website’s XML sitemap and identify issues such as missing pages or broken links. By fixing these issues, you can improve your website’s search engine rankings and ensure that all pages are properly indexed.

Analyze Your Website’s Robots.txt File: Screaming Frog SEO Spider can also analyze your website’s robots.txt file and identify issues that may be blocking search engine crawlers from accessing certain pages on your website. By fixing these issues, you can ensure that all pages on your website are properly indexed and can be found by users.

Screaming Frog SEO Spider is a valuable tool for optimizing technical SEO. By crawling your website, analyzing your website’s structure, identifying redirect chains, analyzing meta tags, identifying broken images, analyzing your website’s XML sitemap, and analyzing your website’s robots.txt file, you can identify issues that may be affecting your search engine rankings and take steps to address them. With Screaming Frog SEO Spider, you can ensure that your website is properly optimized for search engines and provides a positive user experience for your visitors.


Technical SEO involves optimizing a website’s technical aspects to improve its search engine visibility, ranking, and overall user experience. It includes activities such as indexing, site speed improvement, metadata optimization, URL structuring, structured data implementation, and mobile-friendliness assurance. Technical SEO plays a critical role in improving a website’s search engine ranking, organic traffic, and user experience. Alongside content optimization and backlinks, it is one of the essential pillars of SEO.

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