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What Are Toxic Backlinks and How to Manage Them

By Izabela Novak | April 07, 2024

Link building plays a pivotal role in a successful search engine optimization (SEO) strategy. Achieving a robust backlink profile requires diligence and patience as you seek out quality links. The caliber of your backlinks significantly influences Google's perception of your site's authority and its ranking in the search engine results page (SERP). This guide will delve into identifying harmful backlinks, strategies to avoid them, and steps to take if they're already part of your profile.

Understanding toxic backlinks

The term "toxic backlinks" isn't officially recognized by Google, which refers to them as "link spam." These are links intended to manipulate Google’s search algorithms, including practices like buying links, securing links from poor-quality sites, and using automated software for link building. The SEO community distinguishes between toxic, spammy, and manipulative backlinks, emphasizing the varied nature of harmful links.

Toxic backlinks are those that jeopardize your website's organic performance on Google. Various SEO platforms label backlinks as toxic based on different criteria, which may include suspicious ratios of inbound to outbound links on the linking site or the domain's frequency in disavow files. This section will further explore characteristics that commonly define a link as toxic.

Manipulative backlinks

These backlinks aim to game Google's PageRank and other ranking algorithms to boost a site's position in the SERP, often disregarding the user experience and the relevance of the content. Tactics associated with manipulative backlinks include paying for links, participating in link exchanges, creating blog networks for the sole purpose of linking, and generating irrelevant or low-quality links through automation. While these practices may offer short-term gains, they can ultimately harm your site's standing.

Spammy backlinks

Links deemed spammy may pop up unexpectedly and are not always intentionally designed to affect search rankings. Their occurrence is beyond your control. Such links could originate from various sources including websites from abroad that publish a lot of substandard content, often duplicated, scraper websites, low-quality directories, and sites sharing domain statistics. It's also common to find these spammy links within comments sections. They might be generated through automated tools or indiscriminately placed by competitors aiming to disrupt your site's performance. However, it's important to note that Google's advanced algorithms are quite efficient at identifying and disregarding these spammy backlinks.

Effects of toxic backlinks

Regarding the impact of toxic backlinks on your website, generally, spammy backlinks won't negatively affect your site's ranking capability. Google's system is adept at recognizing and overlooking such backlinks, understanding that their creation is out of your hands. This reassurance means that even if your site becomes a target for spammy backlinks, whether through viral content success or competitor actions, the adverse effects are minimal. John Mueller, a Google Search Advocate, emphasizes the normalcy of encountering spammy links and advises against worrying over them, highlighting Google's proficiency in ignoring such links.

It's somewhat expected to have a portion of low-quality, spammy links directed at your site, but it's crucial to steer clear of manipulative links. Google may penalize your site by lowering its search ranking or reducing its visibility in search results if it detects backlinks being used manipulatively. Penalties can be applied through either algorithmic or manual reviews.

Google algorithm penalties

Google's algorithms impose automatic penalties on websites that break its spam policies. When a site is hit with such a penalty, Google Search Console won't alert you, but you might notice a decline in your site's search rankings, a drop in website traffic, or your pages disappearing from search results. Google continuously refines its search algorithm to better detect and mitigate the impact of websites involved in link-buying or those facilitating outbound link spam. The company regularly updates its spam detection capabilities to catch new spam types and other policy breaches, including the use of unnatural links.

Staying updated with Google's algorithm changes is crucial to avoid penalties under their evolving guidelines. Despite these efforts, Google's algorithms may not catch every unnatural link, which is why Google also employs human reviewers to assess and enforce spam policies.

Manual penalties

Manual penalties come into play when Google's reviewers find a website violating spam guidelines, such as having a toxic backlink profile aimed at manipulating search rankings. Such manual actions result in demotion or removal from Google's search results. Websites with irrelevant links scattered throughout their content or low-quality articles meant to serve as backlink vessels risk being penalized. A comprehensive list of infractions can lead to such penalties. Affected websites are notified through Google Search Console if they're subjected to manual penalties. However, these are less common and many experience traffic and ranking declines without direct notification.

Identifying toxic backlinks

To safeguard your website's SEO health and performance, regularly scrutinize your backlink profile for potentially harmful links. Recognizing toxic backlinks involves looking out for indicators like paid links that are obvious or links exchanged for reciprocal benefits without proper disclosure, which contravenes Google's guidelines.

For example, a website may feature a wide array of content that links out to various external websites, raising some eyebrows due to its broad scope. Additionally, a if it contains "Advertise Here" button, it means the website has commercial intentions. Despite not labeling its links as sponsored, it's quite apparent such website is being monetized. The overall appearance of such site is also rather poor and seems incomplete, indicating that its main objective might be to facilitate the sale of article placements that include backlinks.

Concerning websites with commercial links

To avoid penalties associated with the buying and selling of links, it's advised to use the "rel=nofollow" or "rel=sponsored" attributes in your links. This approach helps in steering clear of breaches of spam policies and subsequent sanctions.

Regarding links from unrelated sources

Receiving links from low-quality or irrelevant sites can be detrimental. Such links are typically of no value to users and are likely to be flagged as spam by Google, leading to them being disregarded or penalized. It's beneficial to review your articles to discern which ones have been crafted with the sole intent of garnering backlinks.

For instance, a guest article about the top CBD products on an automotive website would be considered off-topic.

Concerning links with unnatural anchor text

Anchor texts that are overly rich in keywords, repetitive, concealed, or fail to accurately represent the linked content, may be dismissed as non-organic by search engines.

For example, the some health website feature numerous backlinks with anchor texts related to Forex and cryptocurrency. Although there are a couple of relevant anchors, their lack of diversity and variation hints at their artificial nature.

Domains with an excessive number of external links

It's important to be wary of pages that contain an abundance of external links that seem irrelevant or unhelpful, as they might not serve any genuine purpose.

A prime example of such website would be a site with unusually high number of outbound links, raising suspicions about its intentions. Furthermore, if it's an established domain yet suffers from a lack of domain authority, this indicates it might not be very influential or trustworthy. Particularly, if such a domain shows declining visitor numbers or fails to attract traffic despite having content capable of doing so, its legitimacy could be questioned, often being dismissed as merely a source of spam.

Domains in foreign languages

For instance, a domain that has been referring traffic since 2018 has a Domain Trust score of merely 3, suggesting it’s not very reputable despite its age. Similarly, a domain's credibility is also questioned when there's a language discrepancy between the source (donor) and the recipient (target) of the backlinks. An example of this is when an English website like shoes.com receives backlinks from a site in Korean, indicating a potential misalignment in audience or content relevance.

Repeating backlinks

Moreover, the value of backlinks is diluted when they are excessively repeated across a donor site, as seen with emailfrombrands.com, which links over 8,000 times to a single site. This repetition suggests a lack of genuine endorsement. Additionally, the placement of links can sometimes be deceptive, hidden within widgets or scattered across various sites, further complicating the evaluation of a link's authenticity and value.

To aid in the identification of such problematic or 'toxic' backlinks, tools like Semrush come in handy. In essence to ensure that a link from another website is not negatively affecting your site, you should thoroughly assess the toxicity of the website linking to you, and use appropriate tools.

How to deal with toxic backlinks

Once you've pinpointed and listed harmful links, you have a few options: ignore them, reach out to the website owner who linked to you, or formally disavow them.

Google often advises to overlook spammy backlinks because its sophisticated algorithm is designed to identify and neglect them. However, if you're certain that a decline in your site's search performance is due to these backlinks and there are no other issues with your site, consider contacting the owners of these sites to ask for the removal of the links. Should all attempts fail and you're still facing the aforementioned problems, it might be time to disavow these harmful backlinks. Let's delve deeper into these strategies.

Ignoring toxic backlinks

There's no need for action if these links aren’t negatively impacting your site’s SEO. Google's algorithms are equipped to recognize and disregard such spammy links, so you can trust Google to handle irrelevant backlinks. If you're concerned about Google possibly interpreting some of your backlinks as manipulative, you might want to consider removing or disavowing them.

Reaching out to the site owner for link removal

The best approach to get rid of a harmful backlink is by contacting the owner of the site linking to you. Whether the link was added with or without your permission, reaching out to the site owner to request its removal is advisable. Find their contact details, send a courteous email explaining your request and the reason behind it, such as the link coming from a low-quality site or being irrelevant to your site.

If the site owner is uncooperative, you can then consider the next step.

Disavowing toxic backlinks

To disavow a link, create a disavow file—a text document listing URLs or entire domains you want Google to ignore. This file can be generated using a disavow tool or manually. After creating it, submit this file through Google Search Console.

Google Disavow Tool

While disavowing a link doesn’t ensure Google will remove it from its index, it signals to Google that you do not endorse the link and its influence on your site’s ranking.

Remember, though many SEO professionals opt to use disavow links, historically, Google has shown a preference against the practice of submitting a disavow file. This was highlighted in discussions by John Mueller and Garry Illyes, who both concurred that the act of disavowing links often results in more negative consequences than benefits.

Strategies for avoiding toxic backlinks and cultivating beneficial ones

In the realm of SEO, adopting a forward-thinking strategy is crucial. Investing time in thorough initial analysis and developing a sustainable off-page strategy is far more effective than addressing toxic links and Google penalties retroactively.

To garner a plethora of reputable mentions, the key is to produce compelling, high-quality content that offers value to users. Such content naturally attracts Google-approved organic backlinks.

For other link-building methods, like guest blogging, ensure you collaborate with domains that are relevant to your niche. A straightforward and highly effective method for identifying relevant domains is to look at those linking to your competitors but not to you.

Moreover, adhering to Google’s guidelines when searching for backlink opportunities is essential.

It’s also vital to periodically review your referring domains to ensure they maintain their quality and that your valuable backlinks remain active, especially after major updates that could lead to penalties for donor sites.

Semrush's backlink tool can simplify this process. It allows you to import your backlinks either manually via a CSV file or automatically from GSC, or even add them directly from the Backlink Checker. Once your backlinks are entered, the system regularly checks their parameters and alerts you to any changes via email. During monitoring, it's important to focus on maintaining the quality and activity of your backlinks.

Conclusion 

Understanding how to handle toxic backlinks is crucial for maintaining a robust link profile for your website. Although Google is adept at identifying and ignoring most links that are considered spammy, it's wise to proactively monitor for harmful backlinks that could lead to penalties, decreased search rankings, and a drop in organic traffic.

To spot these detrimental links, look for signs like irrelevant or sanctioned referring domains, strange anchor text usage, or odd locations of backlinks.

When you discover a harmful link directed at your website, it's important to assess it. If it appears to be an arbitrary spam link, it may be overlooked. However, if it's negatively impacting your site's online visibility, taking action to mitigate this risk is necessary. This might involve contacting the website owners to request link removal or using the disavow tool, especially if the links were bought.

Ultimately, your goal should be to cultivate a robust backlink profile characterized by high-quality links from reputable sources and to produce content that is both valuable and pertinent. Adopting this dual strategy will not only boost your site's search rankings but also elevate its credibility and reliability in the eyes of both users and search engines.