Semalt Expert Focuses On Referrer Spam From Darodar (Not Only) And How To Block It

Referrer spam is a technique that involves making repeated requests with the help of fake referrer URLs to the websites the spammers want to advertise. Websites that publish their access log, including the referrer statistics, will redirect you to the spammer's web page or inadvertently link back to his content. His links will be indexed by Google, Bing, and Yahoo quickly as they crawl the access log. It benefits the spammers because the free links improve their sites' ranking in the search engines.

Some of the referrer spammers show up in your Google Analytics data, such as,, and If you check the statistics, you will see that your website is receiving fake traffic with 100% bounce rate. All the visitors coming from, and have average session duration of 00:00:00. As the session duration and bounce rate are part of Google Analytics, the referrals can damage your site's ranking in Google search results. The low session duration and high bounce rate mean the visitors are not interested in your content and are not engaged to your web pages.

Artem Abgarian, a top expert from Semalt, shares here the guidelines to blocking Darodar and others?

There are different ways to block referral spam your site, but the easiest and most popular solution is to use CDNs such as and Two other solutions of this problem are by blocking the referral spam from the .htaccess document and inside the server configuration.

Block Darodar and Others in the .htaccess File:

You can easily block referral spam in your .htaccess file. You should insert the following code to the hatches file:

#Block visits from

RewriteEngine on

RewriteCond %{HTTP_REFERER} ^http://([^.]+\.)*darodar\.com [NC]

RewriteRule (.*) [R=301,L]

Similar codes can be used for combating referral traffic of and

Block on NGINX:

You can block on NGINX by editing the configuration files of your website. A configuration file is present in the /etc/nginx/sites-available option. If you want to block,

you should use this code:

(http_referer ~* ( {return 301;}

The similar codes can be used for blocking traffic of and

Block Darodar and Others in IIS Server:

If you are using Microsoft server, you need the permission of the administrator before adding the rules under the system. Webserver > rewrite > rule > is the rule that you can add to block referrer spam.

What to do if you have any other referral spam source?

It's safe to say that there are lots of referral spammers. Some of them are more active on the internet than the others. The best way to get rid of them is by looking at the Google Analytics report every day. If you see some suspicious activities, you should create filters or block the referral spam as soon as possible. A large number of websites lose their search engine ranks because of referral spam, so it's important to block all of the websites similar to, ensuring your site's safety and protection.

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