Backlink Audit: Your Key to a Robust SEO Strategy


Jul 2023
backlink audit


In the vast and complex world of Search Engine Optimization (SEO), backlinks have always held a place of prominence. They are the bridges connecting different websites, serving as signals of trust and authority to search engines. When a website links to your site, it’s essentially vouching for your content, telling search engines that your content is valuable and worth ranking. This is why backlinks are often referred to as the lifeblood of SEO.

However, as with many things in life, it’s not just about quantity but quality. Having a large number of backlinks won’t do you much good if those links are from low-quality or spammy websites. In fact, such backlinks can harm your site’s SEO, leading to penalties from search engines that can significantly impact your site’s visibility and ranking.

This is where a backlink audit comes into play.

What is a backlink audit?

A backlink audit is a thorough examination of all the links pointing to your website, helping you understand your link profile’s health and quality. This guide will walk you through the process of conducting a comprehensive backlink audit.

Understanding Backlinks and Their Importance

Backlinks are links from other websites that point to your site. They are like votes of confidence in your content. When a website links to your site, it signals to search engines that your content is valuable and trustworthy. This is why backlinks are a significant factor in search engine algorithms.

The quality of backlinks matters more than quantity. High-quality backlinks from reputable, relevant websites can significantly boost your site’s authority and rankings. On the other hand, low-quality or spammy backlinks can harm your SEO efforts, potentially leading to penalties from search engines. This is why understanding your backlink profile—the collection of all backlinks pointing to your site—is crucial.

However, building high-quality backlinks is not an easy task. OutreachZ specializes in link building and SEO, helping businesses improve their online presence and achieve their digital marketing goals.

The Need for a Backlink Audit

So, why do you need a backlink audit? The answer lies in the potential risks associated with low-quality backlinks. Search engines like Google have become increasingly sophisticated in identifying and penalizing websites with spammy or manipulative backlinks. These penalties can lead to a significant drop in rankings, or worse, removal from search engine results altogether.

A backlink audit helps you identify and remove these harmful backlinks, protecting your website from potential penalties. It also provides valuable insights into your backlink profile, helping you understand where your links are coming from, which links are benefiting your SEO, and where there’s room for improvement.

For example, you might discover that a significant portion of your backlinks comes from irrelevant or low-quality sites. Or, you might find that you’re missing out on opportunities for high-quality links from industry-relevant sites. These insights can inform your link building strategy, helping you focus your efforts on acquiring high-quality backlinks that boost your SEO.

Tools for Conducting a Backlink Audit

Conducting a backlink audit requires the right tools. These tools crawl the web, much like search engines, and provide detailed reports on your backlink profile. Here are some of the best tools for conducting a backlink audit:

  • Google Search Console: This free tool from Google provides a list of all the pages linking to your site. It’s a great starting point for your backlink audit.
  • Ahrefs: Ahrefs is a comprehensive SEO tool that offers detailed backlink analysis. It provides information on the number of backlinks, referring domains, anchor text, and more.
  • Moz: Moz’s Link Explorer tool provides data on inbound links, linking domains, anchor text, and spam score. It also offers helpful features like Link Intersect, which shows you where your competitors are getting links, but you’re not.
  • SEMrush: SEMrush offers a Backlink Audit tool that helps you identify and remove toxic backlinks. It also integrates with Google Search Console for a more comprehensive analysis.

Each tool has its pros and cons, and the best one for you depends on your specific needs and budget. However, using a combination of these tools can provide a more comprehensive view of your backlink profile.

How to Conduct a Backlink Audit

Step 1: Gather Your Backlink Data 

Start by collecting data on all the backlinks pointing to your site. You can use tools like Google Search Console, Ahrefs, Moz, or SEMrush for this. These tools will provide you with a list of all the domains linking to your site, the specific pages they’re linking to, the anchor text they’re using, and more. Export this data into a spreadsheet for easier analysis.

Step 2: Analyze Your Backlinks

Analyze each backlink to assess its quality. Here are some factors to consider

  • Domain Authority: This is a score (usually on a 100-point scale) that predicts how well a website will rank on search engine result pages (SERPs). You can use tools like Moz’s Link Explorer to check the domain authority of the sites linking to you. Higher scores generally indicate higher-quality backlinks.
  • Relevance: The linking site should be relevant to your industry or niche. Irrelevant links can be a sign of spammy or low-quality backlinks.
  • Anchor Text: This is the clickable text in a hyperlink. Analyzing the anchor text can help you understand how other sites are describing your content. Overuse of exact match keywords can be a red flag for spammy backlinks.
  • Dofollow vs. Nofollow: Dofollow links pass on ranking power from the linking site to your site, while nofollow links do not. While both types of links can be part of a healthy backlink profile, a sudden influx of do follow links can be a sign of spammy link building practices.

Step 3: Identify Unnatural or Spammy Backlinks 

During your analysis, mark any backlinks that look unnatural or spammy. These could be links from low-quality sites, sites unrelated to your industry, or sites that have been flagged for spam. Tools like Ahrefs and Moz can help identify these potentially harmful links by providing a ‘spam score’.

Step 4: Reach Out for Link Removal

For any harmful backlinks you’ve identified, the first step is to reach out to the site owner and request link removal. This can be a time-consuming process, but it’s the most effective way to get rid of harmful backlinks. Be polite and professional in your outreach, and provide clear instructions on which link you’re asking to be removed.

Step 5: Disavow Harmful Backlinks

If you’re unable to get a harmful link removed, you can use Google’s Disavow tool. This tells Google to ignore these links when assessing your site. Be careful with this tool, though, as incorrect use can harm your site’s ranking. Only disavow links if you believe they’re causing harm to your site and you’ve been unsuccessful in getting them removed.

Identifying and Dealing with Bad Backlinks

Identifying bad backlinks is a crucial part of the backlink audit process. These are typically links from low-quality or spammy sites, paid links, or links from sites that aren’t relevant to your industry.

Once you’ve identified these bad backlinks, you have two main options: reach out to the site owner to request link removal, or use the Google Disavow tool. Remember, it’s always better to try link removal first, as disavowing should be a last resort.

Leveraging Backlink Data for SEO Strategy

A backlink audit isn’t just about identifying and removing bad backlinks—it’s also about leveraging backlink data to inform your SEO strategy.

For example, you might find that certain types of content on your site attract more high-quality backlinks. This insight can inform your content strategy, helping you create more of the content that attracts high-quality links.

Similarly, you might discover that certain websites in your industry are willing to link to your content. This can inform your outreach strategy, helping you build relationships with sites that can provide high-quality backlinks.

Protecting Your Website from Negative SEO Attacks

Negative SEO attacks, where competitors attempt to harm your site’s rankings by linking to your site from spam or low-quality sites, can be a serious concern. Regular backlink audits can help you identify these attacks and take action to protect your site.

If you suspect a negative SEO attack, it’s important to document your findings, reach out to the site owners to request link removal, and use the Disavow tool for any links you can’t get removed.

Conducting a Competitor Backlink Analysis

Finally, a backlink audit can also include an analysis of your competitors’ backlink profiles. This can provide valuable insights into their SEO strategy and reveal opportunities for your own link building efforts.

To conduct a competitor backlink analysis, use the same tools you used for your own backlink audit. Look for patterns in the types of sites linking to your competitors, the types of content that attract links, and any opportunities they might be missing.


Conducting a backlink audit is a crucial part of any SEO strategy. It helps you identify and remove harmful backlinks, understand your backlink profile, and leverage backlink data to inform your SEO strategy. With the right tools and a systematic approach, you can conduct a successful backlink audit and boost your site’s SEO performance.