Internal Linking with Screaming Frog: A Step-by-Step Guide

Internal linking is one of the most effective yet often overlooked strategies in SEO. While most website owners and SEOs focus on acquiring backlinks from external sources, they fail to realize the immense potential of strategically linking their own pages together.

However, identifying and implementing internal linking opportunities manually is a tedious task especially for large websites. This is where Screaming Frog SEO Spider proves to be a powerful tool.

In this guide, we will take a look into using Screaming Frog for internal linking analysis, exploring each step in detail to ensure you can implement this technique effectively.

Step-by-Step Guide: Using Screaming Frog for Internal Linking Optimization

Step 1: Open Screaming Frog and Set It to Spider Mode

Before you start the internal linking audit, you need to ensure Screaming Frog is set to Spider Mode, which allows it to crawl the entire website.

To do this:

1. Open Screaming Frog SEO Spider on your computer.

2. Click on "Mode" in the top navigation bar.

3. Select "Spider" mode.

Once Spider Mode is enabled, Screaming Frog will be able to scan all pages, analyze content, and extract useful data for internal linking analysis.

Step 2: Access the Custom Search Feature

The Custom Search function in Screaming Frog allows you to search for specific text or keywords within the HTML of your site. This is particularly useful for finding unlinked keyword mentions, helping you spot potential internal linking opportunities.

To access it:

1. Navigate to Configuration in the top menu.

2. Click on Custom > Custom Search.

This will open the Custom Search settings, where you can define search rules for identifying text occurrences across your website.

Step 3: Set Up a Custom Search Query for Unlinked Keywords

Once you’ve opened the Custom Search feature, you need to configure a search query that will help you locate mentions of important keywords that are not yet linked.

To do this:

1. Click the "+Add" button to create a new search condition.

2. In the "Enter Search" box, type the keyword or phrase you want to analyze (e.g., “SEO audit”).

3. Select "Page Text (No Anchors)" instead of the default HTML search.

By choosing Page Text (No Anchors), Screaming Frog will only search for unlinked mentions of the keyword ignoring mentions inside anchor tags, metadata, or alt attributes. This prevents you from wasting time on already linked text.

Step 4: Start the Crawl and Analyze the Results

After setting up the search parameters, you can begin the website crawl to gather data on internal linking opportunities.

To do this:

1. Click "Start" to initiate the crawl.

2. Wait for Screaming Frog to scan your site (this can take a few minutes, depending on the size of your website).

3. Once the crawl is complete, navigate to the Custom Search report in the right sidebar.

Here, you will see a list of pages where your target keyword is mentioned but not linked. This is where you need to focus your internal linking improvements.

Step 5: Add Internal Links to Unlinked Mentions

With the list of unlinked keyword mentions in hand, the next step is to strategically add internal links where necessary.

To do this:

1. Open each page in the Custom Search results.

2. Identify the context in which the keyword is used.

3. Determine which relevant page should be linked from this mention.

4. Insert an internal link using a natural, keyword-rich anchor text.

For example, if Screaming Frog finds an unlinked mention of "SEO audit" on a blog post, you can add an internal link to your dedicated SEO audit services page.

When adding internal links, keep the following best practices in mind:

• Ensure links are relevant to the topic and add value for the reader.

• Use descriptive anchor text instead of generic phrases like "click here."

• Don’t over-optimize by stuffing too many links on a single page.

• Keep a natural flow in the content so links appear organic.

Once you’ve added these links, re-run the Screaming Frog crawl to confirm that the changes have been implemented correctly.

Understanding Internal Linking and Its SEO Benefits

What is Internal Linking?

Internal linking refers to the practice of connecting different pages within your own website using hyperlinks. These links allow both search engines and users to navigate between pages, helping establish relationships between content pieces.

For example, if you have a blog post about on-page SEO, and another post about title tag optimization, linking them together signals their connection to search engines while also guiding users to related information.

Why is Internal Linking Important for SEO?

Internal linking is not just about navigation—it has direct SEO implications. Here’s why:

• Improves Crawlability and Indexing: Search engine crawlers use internal links to discover new pages. If a page isn’t linked internally, it may not be indexed properly.

• Distributes Link Equity (PageRank): Internal links help transfer authority from high-value pages to others, boosting their ranking potential.

• Enhances User Experience: Linking to relevant content makes it easier for users to find what they need, increasing dwell time and reducing bounce rate.

• Strengthens Keyword Relevance: Using descriptive anchor text in internal links reinforces the topic and improves search engines' understanding of your content.

• Boosts Organic Rankings: By strategically linking to important pages, you improve their visibility in search engine results.

Despite these benefits, many websites lack a structured internal linking strategy. Either they don’t link their pages effectively, or they overuse links in a way that doesn’t add value. This is why a data-driven approach using Screaming Frog is highly effective.

Internal linking is an often underestimated yet highly impactful SEO strategy. By using Screaming Frog’s Custom Search function, you can systematically discover unlinked keyword mentions and add relevant internal links to improve site structure, SEO rankings, and user experience.

If you’re serious about optimizing your site’s internal linking, consider making this process a regular part of your SEO audits.

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Fun Fact : I havent added any internal linking from this article, i’m too lazy for that