How to Do an Internal Link Audit (Complete Guide)

Internal linking serves as a bridge that helps both search engines and users understand your website's architecture. For those who want to know more, the team behind Heroic Rankings already has a comprehensive resource on internal linking, which defines it and provides best practices, so feel free to check it out. The focus of this article will be internal link auditing, providing actionable steps and strategies for evaluating internal links at a granular level. 

Moreover, there’s nothing quite like plugging your own internal link while explaining an internal link audit. 

Conducting an internal link audit based on structure allows you to uncover many other hidden SEO opportunities that site owners often overlook. It can also help with crawlability, topical authority, and direct visitors to the most relevant content on your site. A well-executed internal link audit will improve indexability and provide a seamless user experience across all areas of your site.

This guide will outline each step of internal link analysis, from crawling your site and using an internal link checker to identifying structural issues and optimizing anchor text, and finally turning internal link analysis into a repeatable workflow.

The first step before you begin browsing through many webpages or running reports is to establish the reasons for performing an internal link audit. This is important because your internal link audit will impact how search engines crawl your website, how authority flows from one page to another, and how users navigate your website.

For example, some teams perform an internal linking audit to find out why their rankings have stopped improving, while other teams may wish to facilitate this so that search engines can discover new content more quickly. Other goals of a team may include increasing conversion rates on commercial pages, improving engagement metrics, or supporting a topic cluster strategy.

It can be helpful to define the scope of your audit before proceeding. Due to the large number of pages on most websites, it does not make practical sense to audit each one individually. As such, many SEO professionals will typically begin by focusing their audits on key areas of the site. Blog content that receives high traffic, product categories, and recently released guides are examples of typical places for an SEO professional to focus initial efforts.

Once you have established what you aim to achieve from your internal link audit, the next step is to gather accurate, consistent information. There are many ways to collect information about the links on your site; however, the best and most efficient method is to use an SEO crawler or an internal linking tool.

It has become commonplace to learn how to crawl a website automatically and identify all the links on the site (rather than manually). An adequate crawler will function similarly to a search engine spider, identifying and mapping the relationships among all links on each page. With this data, you can create reports demonstrating how much of each of the types of anchors used, the total number of links per page, how many of those links were successful, and how far down into the structure of your site the crawler was able to crawl.

Using an internal link checker or using an internal link tool is great for identifying structural issues in your website that may have been overlooked. As an example, you may find pages with very few internal links, pages with links buried way down in your site's architecture, or areas of your website that are relying too heavily on Navigation Links (like breadcrumbs) rather than contextual references.

Your first task after crawling your website is to create a visual representation of its hierarchical structure (i.e., how different pages are linked together), so you can begin to grasp how your internal link hierarchy affects search engine visibility. The raw data provided in most internal linking audits is almost never enough information to understand how your entire site functions.

The typical method for performing an internal linking audit is to group pages by categories, clusters, or topics (topic hubs) so you can identify whether supporting articles actually enhance your pillar content or isolate valuable content. In addition, mapping the structural hierarchy of your website will reveal other crawl depth issues.

This is also where using a tool to analyze your internal linking can be very helpful. The purpose of these tools is to convert complex datasets into a visual graph that shows how authority flows through each page. By looking at the visual representation of your data set, you can easily identify orphan pages, weak clusters, and areas of your site that have too many links and are causing problems. An organized internal linking audit will allow you to determine which areas need improvement and, therefore, avoid making random changes.

Internal links are used to connect pages and to guide users. Thus, their use can also be seen as sending relevance to search engines. Therefore, anchor text should represent the page being linked to organically so that the user knows what he/she will find at the end of the click process.

As such, an internal link analysis would include assessing whether all anchors appear forced, repetitive, or over-optimized. Too many instances of the same keywords in the same way may lead the search engine to view it as an attempt to manipulate the results rather than to create useful navigation. Conversely, vague anchors (e.g., "Click Here") do not indicate topical relationships. The middle ground provides improved usability and better semantic clarity.

It is equally important to examine the placement of links throughout the content. Links that are placed into meaningful paragraphs generally carry a higher value than links located in the footer or sidebar of a website. As part of the internal link analysis process, you will need to determine whether all key pages on your site have links from other relevant, high-quality content. This is important for ensuring that the signals sent by your site architecture are consistent with one another.

At this point in your internal linking audit process, it is time to put what you have learned into practice. Your internal linking audit will provide the information you need to identify both technical and structural issues that affect your ability to optimize for search engines. In general, an effective internal linking audit will frequently reveal broken links, excessive internal linking, unnecessary internal redirects, and that some pages are referenced internally far too often, while others are referenced very rarely.

One of the most common issues encountered in an internal linking audit is non-canonical or out-of-date URLs that internal links refer to. When you refer to non-canonical or out-of-date URLs using internal links, you create confusion among search engine crawlers regarding which version of a page should be visible. Internal linking audits can usually be run using internal link checkers or internal linking tools, which allow you to quickly identify and correct errors and improve crawl efficiency.

Additionally, when evaluating your internal linking structure, determine whether it supports a logical user flow. Some pages may contain a large number of links that offer no real value to users, while others may be located so deep in the site's architecture that they are difficult to find. Finally, remember that strong internal linking should complement — not replace — external SEO efforts like backlink exchange. 

The second stage in the process is using your internal link audit to enhance (and direct) traffic to those pages that are important to achieving your business objectives. While all pages have some value, they do not carry equal importance and therefore require a strategic plan to direct internal links to the highest-value content, such as commercial landing pages, cornerstone guides, etc.

An internal linking analysis will help you identify how link equity flows throughout your website. A page with high engagement or many external links can then send link equity to new or low-performing content. By adding contextual links to relevant articles, you add paths that support ranking and user navigation without detracting from the users’ ability to read.

Using an internal links tool or an internal linking analyzer tool makes it easier to identify which pages have the potential to distribute authority effectively. Many SEO teams rely on topic clusters and content hubs to organize this process. When pillar pages receive consistent internal support from related resources, search engines gain clearer signals about topical depth and relevance.

Final internal link audit processing involves validating your changes and building a plan for ongoing analysis after you have updated internal link placement, fixed any errors, and strengthened your key pages. Use an internal link checker or internal link tool to run a second crawl of your site. This helps confirm that your improvements enhanced connectivity, depth, and structure.

Regularly running an internal link audit will likely also uncover additional opportunities that were not obvious during your initial analysis. This may include newly created "orphan" pages, unbalanced distribution of anchor text, or areas where authority flow still feels weak.

At this point, it also makes sense to connect internal linking work with broader SEO efforts. A strong internal structure amplifies the value of external references, which is why many teams pair their internal linking audit with a review of off-site signals. Consulting a detailed backlinks audit guide can help you evaluate link quality, anchor diversity, and overall authority growth more effectively.

Conducting an internal link audit will help you transform your separate pieces of content into a cohesive content system that is useful for both users and search engines. 

Conducting an internal link audit on how links are placed (link placement), what they point to (anchor relevance), and where they go from there (authority flow) can lead to better user experience through improved navigation, as well as improve topical signals. In addition, consistently improving internal linking can also result in your most valuable pages gaining exposure and ultimately achieving long-term rankings stability.

In addition, it's worth noting that internal optimizations should be done alongside the overall maintenance of your SEO. Your internal link audit is best performed alongside other forms of SEO maintenance, such as regular performance and external link audits. Revisiting your internal linking strategy regularly as your site grows will ensure it remains scalable, cost-effective, and aligned with the changing expectations of search.

There's no one-size-fits-all answer, but most SEO teams benefit from auditing internal links on a recurring basis — at minimum every quarter, or whenever significant content is added or restructured. As your site grows, new orphan pages, broken links, and anchor text imbalances can emerge, so treating it as an ongoing process rather than a one-time task is the most effective approach.

An SEO crawler or dedicated internal linking tool is the most efficient starting point. These tools mimic how search engine spiders crawl your site, mapping link relationships and surfacing issues like broken links, redirect chains, and crawl depth problems. Many teams also use visualization tools to turn raw link data into a graph that makes authority flow easier to interpret.

Contextual links are embedded within the body of your content and point to relevant related pages — these carry more SEO value because they signal topical relevance. Navigational links, such as breadcrumbs, headers, and footers, help users move around the site but are less effective at passing authority. A healthy internal linking structure relies primarily on contextual links rather than navigation alone.

Focus on pages that are most important to your business goals — commercial landing pages, cornerstone guides, and high-converting content. Pages that already attract strong engagement or external backlinks are also valuable starting points, as they can pass link equity to newer or underperforming pages through strategic internal linking.

5. What is an orphan page, and why does it matter? An orphan page is a page on your site that has no internal links pointing to it. This makes it very difficult for search engines to discover and index, and means it receives no authority from the rest of your site. Internal link audits are one of the most reliable ways to surface orphan pages, and fixing them is often one of the quickest wins available in SEO.