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What Is Technical SEO? Basics and Best Practices

The speed and efficiency of a website are more crucial than ever. A recent study by Ahrefs highlights a startling reality: 72.3% of sites are plagued by slow-loading pages, a significant barrier to achieving optimal user engagement and search engine rankings. This statistic underlines the importance of robust technical best SEO practices that can tackle such widespread issues effectively.

Enter RevvLab, a leading technical SEO agency renowned for its expertise in enhancing website performance across various industries. RevvLab is at the forefront of implementing cutting-edge solutions that not only improve overall site functionality and search engine visibility but also boost site speed thanks to their deep understanding of the nuances of technical SEO. 

Our all-encompassing approach in this technical SEO guide guarantees that businesses are prepared to meet both the technical requirements of search engines and the digital demands of their users, whether it is through optimizing mobile responsiveness, securing data transactions, or streamlining site architecture. Let’s dive in and learn all about technical SEO tips.

Technical SEO

Definition and Scope - What is Technical SEO?

A crucial part of the larger search engine optimization (SEO) framework is technical SEO. It makes certain that a website complies with search engine standards, allowing it to be indexed and ranked for pertinent queries. Its main focus is on a website’s architecture, which entails a thorough examination of:

  1. Website structure
  2. The technology used
  3. The optimization of server configurations

This is done to enhance the:

  • Discoverability
  • Relevance
  • Indexing of the site

The scope of technical SEO extends beyond simple website tweaks. It encompasses a comprehensive approach that involves:

  • Optimizing servers
  • Implementing correct HTTP header responses
  • Intelligent use of robots.txt
  • Ensuring overall security and privacy protocols

Key Components

Several technical SEO basics and key components fall under the umbrella of technical SEO, each contributing to a website’s overall search engine performance:

Site Speed

A critical component of technical SEO, site speed refers to how quickly a website loads for users. Search engines prioritize websites that provide a smoother user experience. Technical optimization techniques such as:

  • Compressing images
  • Leveraging browser caching.
  • Improving server response times are essential to enhance site speed.

Indexing and Crawlability

For a website to appear in search results, search engines must be able to crawl and index it. Technical SEO ensures that search engines can easily navigate and interpret site content without encountering:

  • Broken links
  • Incorrect robot.txt files
  • Duplicate content issues

Site Architecture

Effective site architecture helps users and search engines navigate a website efficiently. A well-structured website with a logical link hierarchy and sitemap enables search engines to easily find and index all pages on the site.


An additional crucial component of technical SEO is website security. By encrypting data transferred between a user’s browser and the server, HTTPS implementation provides:

  • A secure connection
  • Reduces the risk of data breaches
  • Increases user confidence

On-Page and Off-Page SEO versus Technical SEO

While on-page and off-page SEO are important components of a comprehensive SEO strategy, technical SEO is different from them. The goal of on-page SEO is to improve visible page elements because these have a direct impact on how search engines and users evaluate a website’s relevancy and quality. Conversely, off-page tech SEO addresses external elements like these:

  • Backlinks
  • Other external signals

Essential Elements of Technical SEO

Technical SEO is a crucial facet of a holistic SEO strategy, ensuring that a website’s backend structure is optimized for search engines. Here, we delve into some of the key elements of technical SEO: 

  1. Site speed
  2. Mobile optimization
  3. Security with SSL and HTTPS
  4. XML sitemaps
  5. Robots.txt files
  6. Canonical URLs
  7. Meta tags

Site Speed


Search engines like Google prioritize faster websites in their rankings because they aim to deliver the best user experience. Site speed in technical SEO is a critical ranking factor for search engines. A fast-loading site offers a better user experience, leading to:

  • Higher engagement rates
  • Lower bounce rates
  • Better conversion rates

Tools to Measure Site Speed

1. Google PageSpeed Insights

Provides performance reports for devices.

2. GTmetrix

Offers detailed reports on page load speed and optimization suggestions.

3. WebPageTest

Allows detailed testing across different browsers and geographical locations.

Tips to Improve Site Speed

Optimize Images

Use compressed images without losing quality to decrease load times.

Enable Browser Caching

Store some data on visitors’ devices so that it does not need to be reloaded with each visit.

Minimize HTTP Requests

Reduce the number of elements (like scripts and images) needed to load the page:

  • Use a Content Delivery Network (CDN)
  • Distribute the load
  • Saving bandwidth
  • Speeding up access for users across the globe

Mobile Optimization

Why It's Important

Having a mobile-friendly website is crucial, as mobile devices account for more than half of all web traffic worldwide. It primarily uses the mobile version of the content for indexing and ranking.

Mobile-First Indexing

  • Prioritizes mobile-friendly sites in search results. To optimize for mobile-first indexing:
  • Ensure your site is responsive or has an equivalent mobile version.
  • Make sure all content is accessible and properly formatted for mobile.


Security’s Role in SEO

Search engines prioritize security above all else. Search engine results favor websites that offer a secure connection. To improve security, HTTPS encrypts data transferred between a user’s browser and the server using an SSL (Secure Socket Layer) certificate.

Advantages of SSL Certificates

Trust and Credibility

By demonstrating to visitors that your website is safe, SSL certificates foster trust.

Better SEO Results

HTTPS has been verified by Google as a ranking factor.

Data Integrity

Protects data from being tampered with while in transit.

XML Sitemaps and Robots.txt Files

XML Sitemaps

An XML sitemap lists a website’s important pages, making sure search engines can find and crawl them. Ensure your sitemap is updated automatically and submitted to search engine webmaster tools.

Robots.txt Files

This is a file at the root of your domain that indicates which parts of your site should not be crawled. Use it to prevent search engines from accessing duplicate content or private sections.

Common Mistakes

Sitemap Errors

Including pages that are duplicates or have canonical tags pointing to other URLs.

Robots.txt Misuse

Incorrectly blocking important directories or files that should be crawled.

Canonical URLs and Meta Tags

Canonical URLs

Specify the preferred version of a web page as the canonical URL to prevent issues related to duplicate content. This is crucial when similar content exists on multiple URLs.

Meta Tags

To effectively inform search engines about the content of your pages, use meta tags. The `meta robots` tag, for example, can tell search engines not to index specific pages.

Sophisticated Technical SEO Tactics

The technical aspects and tactics needed to preserve and enhance search engine optimization change along with the digital environment. Here, we look at a few cutting-edge technical SEO tactics that can greatly improve a website’s search engine functionality and visibility.

Structured Data

What It Is

Structured data is any information that has been regularly formatted and arranged to make it easier for search engines to comprehend. Its goal is to make your pages’ content easier for search engines to understand.


Enhanced Search Results

Structured data can lead to the generation of rich snippets, which are enhanced search results with additional, visually appealing information like:

  • Star ratings
  • Images
  • and more

Improved Click-Through Rates (CTR)

Rich snippets can make your listings more attractive, potentially increasing CTR.

Better Understanding by Search Engines

Helps search engines understand the content and context of your site’s pages, which can influence relevance and rankings.

How to Implement Schema Markup

  1. Use Google’s Structured Data Markup Helper to generate the necessary HTML.
  2. Add the generated schema markup to your website’s source code.
  3. Test your implementation using Google’s Rich Results Test tool to ensure it’s recognized correctly by Google.

International SEO

Optimizing your website for various languages and geographical areas is known as international technical SEO. It’s crucial for companies looking to expand internationally.

Use hreflang Tags

This HTML attribute tells search engines which language and regional URLs are meant for. Implementing hreflang tags helps prevent duplicate content issues and serves the correct language or regional URL in search results.

Host Local Content on Local Domain Extensions

Use country-specific domain names if possible, as they can boost rankings within those regions.

Local Hosting

Hosting your site in the country you’re targeting can decrease page load times and improve user experience, which are critical factors for technical SEO.

Localized Content

Tailor your content to meet the cultural and language specifics of your target audience. Ensure that translations are accurate and professionally done.

JavaScript and SEO

Although JavaScript can improve user experience, search engines face difficulties when using it. Historically, search engines found it difficult to efficiently crawl and index websites with a lot of JavaScript, though progress has been made.

Best Practices for Optimization

Server-Side Rendering (SSR)

Render your JavaScript on the server. This method delivers HTML to the browser, allowing search engines to crawl and index content more efficiently.

Dynamic Rendering

Serve static HTML to bots and JavaScript-loaded pages to users. This can be particularly useful for sites with heavy JavaScript use.

Progressive Enhancement

Build your website’s core functionality using only HTML, then enhance it with CSS and JavaScript. 

Pagination and Multifaceted Navigation

Sites with a large number of pages or complex information architectures can benefit from well-implemented pagination and multifaceted navigation strategies.


To help search engines understand the relationship between pages in a series, link paginated series properly using the rel=”prev”} and `rel=”next” tags. But keep in mind that Google no longer utilizes these tags, so it’s imperative that your pagination strategy maintains a logical structure.

Avoid Deep Pagination

Try to minimize the number of clicks required to reach important content. Consider implementing a ‘Load more’ button or infinite scrolling with proper fallback content for bots.

Multifaceted Navigation

For e-commerce sites or sites with complex filtering systems, manage URL parameters wisely. Use the robots.txt file to control the crawling of URL parameters, and use canonical tags to prevent duplicate content issues from multiple navigation paths.

Conducting an Audit: Step-by-Step Guide

Step 1

Crawl Your Website

Start by using a tool like Screaming Frog SEO Spider to crawl your entire website. This will give you a clear picture of your site’s current technical SEO state, including an overview of:

  • URLs
  • Meta data
  • Response codes
  • and more

Step 2

Check for HTTPS Security

Ensure that your technical SEO site uses HTTPS. This not only secures your site’s connection but is also a ranking factor. Check for any pages that are not using HTTPS or have mixed content issues.

Step 3

Analyze Site Structure

Evaluate the structure of your site. Look for a logical hierarchy in your navigation and URL structure, ensuring it is consistent and easy for both users and search engines to understand.

Step 4

Evaluate Mobile Responsiveness

Check how well your website functions on mobile devices by using Google’s Mobile-Friendly Test tool. Ranking factors that are mobile-friendly are essential, particularly in light of the implementation of mobile-first indexing.

Step 5

Assess Page Speed

Utilize tools like Google PageSpeed Insights to analyze the loading speed of your pages. Slow-loading pages can negatively impact user experience and rankings.

Step 6

Review On-Page Elements

Ensure this is correctly implemented and optimized for your target keywords. Check on-page elements such as:

  • Title tags
  • Meta descriptions
  • Headings for optimization

Step 7

Examine Internal and External Links

Tools can help you analyze link health and profile. Look for:

  • Broken links
  • Improper redirects
  • Inefficient link usage

Step 8

Validate HTML/CSS

Use the W3C Validator to check for any HTML or CSS errors on your site that could affect how browsers render your pages.

Step 9

Inspect Indexing and Crawlability Issues

Leverage Google Search Console to identify:

  • Crawl errors
  • Sitemap issues
  • Pages that aren’t being indexed

Step 10

Analyze the Use of JavaScript

Ensure that any critical content loaded via JavaScript is accessible and indexable. Some tools like Google’s Mobile-Friendly Test can help identify if JavaScript is causing any issues.

Step 11

Generate and Review Reports

Generate audit reports that summarize all findings. Use these reports to prioritize and address issues.

Tools and Resources

Google Search Console

A free tool that helps you monitor and troubleshoot your site’s presence in Google search results. Essential for any technical SEO audit.

Screaming Frog SEO Spider

A desktop widely used to crawl both small and very large websites efficiently. It gathers key onsite data toprogram  allow technical SEOs to make informed decisions.

Google PageSpeed Insights

Provides insights into page performance for both desktop and mobile versions, along with suggestions for improvement.

Ahrefs or Majestic

These tools are excellent for deep diving into your link profile, understanding how links contribute to your technical SEO performance.

W3C Validator

Ensuring that your website meets the standard web protocols is crucial for cross-browser compatibility. Checks the markup validity of web documents in your SEO technical strategies:

  1. HTML
  2. XHTML
  3. SMIL
  4. MathML

Common Technical SEO Issues and Fixes

Slow Page Load Times

  • Optimize images
  • Leverage browser caching
  • Minify CSS and JavaScript

Duplicate Content

To direct search engines to the main version of the content, use canonical tags. Make sure every item of content on your website is valuable and distinct.

Broken Links

Use tools on a regular basis to find and fix broken links. For optimal user experience, make sure all links are operational.

Poor Mobile Experience

Switch to a web design that is responsive. Use Google’s Mobile-Friendly Test and an SEO consultant to test your website and make any required adjustments to the design elements.

Missing Alt Tags and Improper Image Optimization

Ensure all images have alt tags that accurately describe the image content and include relevant keywords. Compress images without losing quality to improve load times.

HTTPS Issues

Migrate your site to HTTPS to secure your site’s connection. Redirect all HTTP pages to HTTPS and fix mixed content issues by ensuring all resources on HTTPS pages are also loaded over HTTPS.

Overuse of JavaScript

Ensure critical content and links are not hidden within JavaScript. Consider server-side rendering or dynamic rendering for heavy JavaScript sites.

Monitoring and Maintaining Technical SEO

Effective technical SEO isn’t just about making initial adjustments; it requires ongoing monitoring and maintenance to ensure that a website remains aligned with the best practices and ever-evolving search engine algorithms. Here’s how you can keep your site technically sound and optimized over time.

Routine Monitoring Practices

Regular monitoring of key technical SEO metrics is essential. Tools like Google Search Console and Google Analytics provide invaluable insights into your site’s performance and health. SEO-specific tools such as SEMrush or Ahrefs can offer deeper dives into competitive analysis and keyword tracking.

Google Search Console

Set up alerts for crawl errors and security issues. Monitor your coverage report regularly to ensure Google is indexing all your important pages.

Google Analytics

Keep an eye on bounce rates and page load times to gauge user experience. Sudden changes in these metrics might indicate underlying technical problems.


Use these tools to set up alerts for keyword rankings. Sudden drops in rankings can alert you to potential issues that may require immediate attention.

Scheduled Audits

Conducting detailed technical SEO audits at regular intervals, such as quarterly or biannually, is crucial for maintaining site health. Each audit should review:

Site Speed

Ensure your pages are loading quickly across all devices.

Mobile Usability

With mobile-first indexing and an SEO expert, it’s crucial your site is fully responsive.


Check that all your desired pages are being indexed properly and that no unwanted pages are consuming your crawl budget.

Adaptation to Algorithm Updates

Staying updated with the latest search engine algorithm updates is crucial for maintaining your site’s ranking. Subscribe to technical SEO news sources like:

  • Search Engine Journal
  • Moz
  • Search Engine Land

A/B Testing for Technical Changes

A/B testing is a powerful strategy to understand the impact of changes made to your site’s technical setup. Test:

  • Different site structures
  • Navigation elements
  • Page loading speeds to see which variations perform the best

Long-Term Improvement Plan

Develop a long-term improvement plan for your technical SEO efforts. Set clear, measurable goals such as:

Enhancing Site Performance

Continuously work on improving load times and server response times.

Increasing Accessibility

Ensure your site is accessible to all users, including those with disabilities.

Ensuring Content is Crawlable and Indexable

Regularly update your sitemap and robots.txt to reflect new content and changes.


Maintaining a robust technical SEO framework is not a one-time task but a continuous process that requires diligent monitoring, regular audits, and adaptive strategies. By integrating routine monitoring practices, scheduling periodic audits, and staying updated with the latest algorithm changes, businesses can ensure their websites are primed for optimal performance.

At RevvLab, we understand the nuances of technical SEO and are committed to helping your business thrive in a competitive digital landscape. Whether you’re looking to refine your current SEO strategy or need a comprehensive audit, our team of experts is ready to assist you.

Reach out to us today to begin your journey towards better website performance and higher search engine rankings. Let’s optimize your digital presence together!


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