7 Examples of Negative SEO and How to Respond

You often hear about "Negative SEO"—a set of practices that harm organic traffic rather than improving it. These often involve "Black Hat SEO" techniques that promise quick rankings at a low cost, or sometimes actual attacks launched—unfortunately—by competitors aiming to damage your search rankings.
In any case, Negative SEO is harmful and can lead to temporary or even permanent penalties. 

1 - [Off-Page SEO] Link Farms – Link Spam:

When dealing with just a few spam links pointing to our site, there is usually no need for major concern; it is unlikely that a couple of low-quality backlinks would cause our SEO project to lose ground.
However, if we are talking about dozens or hundreds of spam links all pointing to our site, ranking issues could arise, as the site's value might be compromised. We must remember that search engines reward sites based on the quality of inbound links rather than the sheer number of them; having dozens or hundreds of spam links does nothing to help rankings.
How can we tell if our site is receiving spam links? We can use Google Search Console to monitor inbound links or rely on specialized tools like SemRush or Majestic for backlink analysis. Click here for Ecommerce tips and tricks for Business based in Dubai

If the charts showing the number of links and linking domains reveal anomalous "curves," you should verify via Google Webmaster Tools that everything is in order. If you encounter a series of spam links, you will need to disavow them by adding them to the backlink blacklist directly within Search Console. The sooner you address this potential issue, the easier it will be to restore the site's ranking. If you are unsure how to proceed or have questions about spam links, feel free to request an SEO analysis from me.

2 - Duplicate Content:

Another issue encountered in SEO is duplicate content, whether within one's own domain or on external sites. What does this mean? It means that our content could be blatantly copied—either manually or automatically—by other websites, leading Google’s algorithm to penalize it because it already exists elsewhere. Furthermore, the duplicate content issue can be "internal" to our domain; for instance, this occurs when hundreds of pages are duplicated with 80–90% of the wording identical and arranged in the same order, despite minor variations.


A practical example is "city-specific pages" that describe the same services but swap out the city name using a simple "Find and Replace" function. Tip: invest in original content and submit your pages to Google as soon as possible to get indexed before others copy you. Furthermore, Google allows you to report content copied onto other sites.

3 - Fake Reviews on Google Maps (Formerly My Business):

Needless to say, fake reviews are never a good idea. Therefore, if you are working on Local SEO and trying to improve your ranking on local maps, avoid—as much as possible—fake reviews from unverified accounts with no history or prior reviews. Instead, rely on reviews from real people, especially Google Local Guides. Is there a link between fake reviews and negative SEO for the website? In my opinion, not directly, as the two channels are distinct. However, since 2022, Google has become increasingly strict about removing fake reviews; this could lead to a penalty affecting your local ranking and brand overall, thereby damaging your business's online reputation.

4 - Server Unreachable:

Whether intentional or accidental, having your server down while search engine crawlers are visiting is detrimental. For this reason, a negative SEO tactic involves periodically taking down a competitor's site to prevent spiders from crawling it. If you notice the site is frequently unreachable—for instance, returning a 503 error—contact your service provider (Aruba, Tophost, etc.) and ask them to block the threat.

5 - High CTR, but 100% Bounce Rate:

SEO professionals know full well how significantly CTR (Click-Through Rate) can impact rankings, given that a SERP impression featuring a strong title and meta description is more likely to attract clicks. However, if a user clicks on a site found via a specific keyword and then immediately returns to the SERP—resulting in a 100% bounce rate—this sends a negative SEO signal.
Unfortunately, there is no way to prevent competitors from employing this tactic; however, if you have quality content and a solid internal linking structure, you can certainly increase the average time spent on your site and lower the bounce rate among genuine organic visitors.

6 - [On-Page SEO] Content Manipulation:

What we have covered so far were off-page SEO techniques—actions that could be carried out by us or others outside our own website. Now, turning to on-page SEO—where (in theory) we alone control the operations—let’s look at what constitutes negative SEO in this area. I want to start with content manipulation, a technique used about 20 years ago—for instance, by coloring a section of text (packed with keywords and variations) to match the background color.
Nowadays, CSS allows you to hide a `div` or a section using the `display:none;` command; however, using this method on text is strongly discouraged. Google might conclude that you are intentionally hiding text to boost keyword density on a page without actually displaying it to the user. Use `display:none` only for elements that are not meant to be seen, rather than to deliberately hide large blocks of text.

7 - De-Indexed Content:

The issue of having an entire site de-indexed—meaning it does not appear in Google’s index—is extremely serious: the `robots.txt` file effectively tells search engine crawlers not to access or scan the website, ensuring it does not appear in SERPs.
This problem is almost always caused by human error; imagine, for instance, a disgruntled former employee who, seeking "revenge," decides to add a "Disallow" directive to the `robots.txt` file. Unfortunately, the only way to avoid losing rankings is to take immediate action—either through periodic manual checks or by using software that verifies on a weekly basis whether your content remains accessible and crawlable by bots.
Ultimately, these common examples of Negative SEO can help us identify where we are going wrong when we fail to see results or experience a significant drop in rankings. If you have any questions regarding SEO, please feel free to contact me via the form.