Why You Need to Disavow Some Backlinks

Why Disavow Bad Backlinks

Backlinks still matter in SEO, but the conversation around “bad links” has changed. Years ago, many site owners were told to monitor every suspicious backlink and disavow aggressively. That advice is outdated. Google’s current guidance is more restrained: in most cases, Google can already work out which links to trust, and most sites do not need to use the disavow tool. Google recommends disavowing backlinks only when there is a considerable number of spammy, artificial, or low-quality links pointing to your site and those links have caused, or are likely to cause, a manual action. Google also recommends trying to remove those links first before disavowing them.

That does not mean bad backlinks are harmless. Links that come from manipulative schemes, paid placements, spammy networks, hacked pages, or large-scale artificial campaigns can still create risk. Google’s spam policies make clear that attempts to manipulate rankings can lead to lower visibility or even removal from results, detected by automated systems and, in some cases, by human review that triggers a manual action.

So the modern position is simple:
Do not panic over every weak-looking backlink. Do take action when you see a real pattern of manipulative links tied to spam policies, especially if your site has a manual action or a history of risky link building.

What Is a Backlink?

A backlink is a link from another website to your website. If another site cites your article, mentions your business, or recommends one of your resources and links to it, that is a backlink for you. Backlinks can help search engines discover pages and evaluate relevance and authority. Google’s documentation continues to describe links as an important signal for discovery and relevance, which is why link quality still matters.

Not all backlinks are equal, though. A natural editorial link from a reputable industry publication is very different from a sitewide footer link on a spam domain, a paid keyword-rich anchor on a low-quality blog, or a burst of links generated by an obvious scheme. The issue is not simply whether a link exists. The real issue is why it exists, how it was acquired, and whether it appears designed to manipulate rankings. Google’s spam policies explicitly target deceptive and manipulative practices rather than ordinary linking between websites.

What Counts as a “Bad” Backlink Today?

A bad backlink is not just a link from a small site, a low-traffic site, or a website you have never heard of. Google does not say that every weak domain is a problem. Instead, the risk grows when links are artificial, paid, deceptive, irrelevant at scale, or part of a broader link schemeGoogle’s disavow documentation specifically points to spammy, artificial, or low-quality links, especially those connected to paid links or other schemes that violate spam policies.

Examples of backlinks that may deserve review include:

Paid links that pass ranking value rather than being properly qualified or avoided.
Large-scale link exchanges or manufactured link placements intended mainly to manipulate rankings.
Links from private blog networks or expired-domain networks built for artificial authority transfer. These fall under manipulative linking patterns rather than genuine editorial citations.
Forum profile spam, comment spam, or mass user-generated placements with no editorial value. Google specifically warns about spammy user-generated content such as forum spam and blog comment spam.
Links injected through hacked pages, hidden links, or cloaked content. Google’s spam policies explicitly cover hidden link abuse and hacked content patterns.
Sitewide anchor-text-heavy links placed in widgets, templates, directories, or unrelated footers purely for SEO manipulation. These can indicate an unnatural link pattern when used at scale.

By contrast, some links may look ugly in SEO tools but are not necessarily dangerous. A scraper site copying your content, a foreign-language page mentioning your brand, or a random low-quality site that links to you once is often not enough to justify disavowal on its own. Google says it works hard to ensure that third-party actions do not negatively affect a website, and that most sites will not need to use the disavow tool.

Why Would You Need to Disavow Backlinks?

Why-you-need-to-disavow-some-backlinks- Banner- Computing Australia Group

The core purpose of disavowal is to tell Google that you do not want certain inbound links considered when assessing your site. It is a risk-management tool, not a routine SEO task. Google’s own help documentation says the disavow tool is relevant when you have a substantial number of spammy, artificial, or low-quality links and those links have caused, or are likely to cause, a manual action.

There are four situations where disavowal is most likely to make sense.

1. You Have a Manual Action for Unnatural Links

This is the clearest case. If Google has issued a manual action related to unnatural links, the problem is no longer theoretical. Google’s Manual Actions report exists specifically to notify site owners when a human reviewer has determined that a site violates spam policies, and those issues can cause pages or entire sites to rank lower or be omitted from search results.

In that scenario, you should:

1. Review the manual action details in Google Search Console

2. Identify any manipulative links or suspicious patterns

3. Attempt to remove harmful links at the source

4. Disavow any links that cannot be removed

5. Submit a reconsideration request after resolving the issue

If your site has a manual action, disavowal is no longer optional cleanup. It becomes part of the recovery process.

2. You or a Previous SEO Built Manipulative Links

Many businesses inherit SEO baggage. Maybe an old agency bought links, used PBNs, pushed exact-match anchors through guest post farms, or ran large-scale directory submissions. Google specifically notes that disavowal may be relevant where “you or an SEO that you’ve hired” built bad links through paid links or other link schemes.

This is common with older sites, recently acquired domains, and businesses that changed marketing providers. Even if there is no visible manual action yet, a clearly manipulative legacy backlink profile deserves investigation. In these cases, disavowing may be prudent after you document the pattern and attempt removals.

3. There Is a Large, Obvious Pattern of Spammy Links

One suspicious link is usually not a crisis. Thousands of obviously manipulative links can be. Google’s threshold language matters here: it refers to a considerable number of spammy, artificial, or low-quality links.

That pattern might look like:

hundreds of links from unrelated sites with the same anchor text
bursts of links from spun-content blogs
a network of lookalike sites linking to commercial pages
unnatural sitewide placements pointing to money pages
large volumes of forum/profile/comment spam

When the footprint is large and clearly artificial, disavowal becomes much more defensible.

4. You Are Cleaning Up After Link Spam or Negative SEO Concerns

Site owners often worry about negative SEO. Google’s documentation says it works hard to prevent third-party actions from harming websites, which suggests that not every spam blast will hurt you. Still, Google also says that in some circumstances incoming links can affect its opinion of a page or site.

That means the right response is not panic, but verification. If you see a huge wave of manipulative links and it coincides with a manual action or a documented link scheme footprint, cleanup and disavowal may be sensible. If there is no pattern and no manual action, disavowing every ugly link is usually unnecessary.

When You Should Not Rush to Disavow

This is where many older articles go wrong. They imply that every shady-looking backlink should be disavowed quickly. Google’s current guidance says the opposite: most sites do not need the disavow tool, because Google can often determine which links to trust without help.

Do not rush to disavow just because:

a tool gives a link a high “toxicity” score
a website looks low quality but only links to you once
you see nofollowed junk links with no real pattern
the linking site has low traffic or low authority
there is no manual action and no credible sign of manipulative link building

hird-party tool scores can be useful for triage, but they are not Google. The danger is over-disavowing legitimate links and weakening your own authority signals. Because disavowed links may stop counting for you, careless use of the tool can remove value from your backlink profile. Google also warns to be sure you really want a backlink disavowed before taking action.

How Bad Backlinks Can Hurt SEO

First, they can contribute to a manual action if Google’s reviewers determine that your backlink profile reflects manipulative practices. Manual actions can reduce visibility for specific sections or the whole site. Google’s documentation states that sites with manual actions may rank lower or be omitted from results.

Second, manipulative linking patterns can trigger problems through Google’s automated spam systems. Google’s spam policies explain that policy-violating practices can lead to ranking demotions or removal from search, detected both by automated systems and, where necessary, by human review.

The practical effects may include:

declining rankings for key commercial pages
lower trust in sections of the site
reduced ability to benefit from legitimate link equity
delayed recovery even after other SEO improvements
a reconsideration process if a manual action has been applied

The Right Process Before You Disavow

A professional cleanup process is much better than emotional reaction.

1. Check Google Search Console first

Look at the Manual Actions report and the Links report. If there is no manual action, that changes the urgency and the threshold for action. Search Console is the best place to confirm whether Google has actually flagged a problem.

2. Audit patterns, not isolated links

Look for scale, intent, anchor-text manipulation, link origin, and historical context. Ask whether the links look editorial or engineered.

3. Try removal before disavowal

Google explicitly recommends removing as many spammy or low-quality links from the web as possible before turning to the disavow tool.

4. Disavow only what is clearly risky

Use domain-level disavowal where the whole domain is part of the problem, and URL-level disavowal where only specific pages are bad. Keep the file focused and well documented.

5. If there is a manual action, submit reconsideration

Once cleanup is complete, explain what was removed, what was disavowed, and what you changed to prevent recurrence. Google’s manual action documentation points site owners to request review once violations are fixed.

What Disavowal Actually Means

Disavowing does not “delete” backlinks from the web. It tells Google not to take specific listed links into account when evaluating your site. The links may still exist online and may still appear in reports, but you are signaling that they should not influence Google’s assessment of your site. Google also notes that processing is not necessarily immediate, and site owners should use the tool cautiously.

That is why disavowal should be treated like a surgical cleanup measure, not routine maintenance.

A Smarter Modern SEO View of Backlinks

The best long-term defense against harmful backlinks is not endless disavow filing. It is building a backlink profile that is clearly legitimate:

publish original, link-worthy content
earn citations from relevant industry sources
build branded authority rather than anchor-text manipulation
monitor Search Console regularly
keep forums, comments, and public site areas protected from spam
avoid any SEO tactic that looks scalable but not editorial

Google continues to reward helpful, trustworthy content and to improve its systems for detecting manipulative behavior. That means the best SEO strategy is still the least glamorous one: create strong content, earn real mentions, and keep your link profile clean.

Final Thoughts

You may need to disavow some backlinks, but not because every strange link is dangerous. You disavow when there is a serious, evidence-based risk: a manual action, a history of manipulative link building, or a significant pattern of spammy links that clearly violate Google’s spam policies. For most websites, Google can already ignore plenty of low-value noise on its own.

So the smartest advice today is not “ignore all backlinks” and not “disavow everything suspicious.” It is this:

Audit carefully. Remove what you can. Disavow only when the risk is real.

Link building is an important SEO strategy. If not done properly it can hurt your site rankings and need a long-time to recover from. That is why you should be careful with disavowing some links. The Computing Australia Group’s SEO experts can help your site build organic links with white hat strategies. To see how you can get help, contact us or email us at sales@computingaustralia.group.

Jargon Buster

No follow – Links with no-follow tags is a way to tell search engines to ignore that link.

Google Penguin? – It is an algorithm developed by Google to identify and penalise spammy backlinks.

Private blog network – PBN is a network of websites that place a large number of links to another website with a purpose to manipulate link building for SERP rankings.

Vaikhari A

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