What is URL Blacklist?

URL Blacklist

With the advent of the internet, the use of the world wide web World wide Web has increased for the betterment of mankind and to run the businesses more effectively. However, it has also posed a threat as cybercriminals constantly use of several methods to hack websites to get access to user data and confidential information.

Furthermore, hackers also hack sites by multiple methods by authorizing to authorize the site owner’s capital and finances. However, URL filtering does a great job to protect the security of the websites.

URL Blacklist: The Primary Aspect of URL Filtering is a quick and efficient technique that blocks web traffic from certain locations that are perceived to be undesirable. A URL blacklist constitutes a list of websites and URLs that infringe organizational policies.

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What is URL Blacklist?

For URL filtering, search engines and security tools use the URL blacklist. The URL blacklist comprises a list of certain URLs that have been blocked by search engines and security tools.

Typically, a URL gets blocked if the respective website is known to possess a behaviour designed to create system vulnerabilities.

Search engines and various other digital tools are constantly being upgraded to protect the security of the individuals surfing the web. They are committed to ensure the highest possible security and blacklist the URL of any website that is suspected to be spam.

Search engines constantly utilize their resources to develop tools that analyze and blacklist a website containing malware. The following list presents a few reasons for a website to get blacklisted:

  • Unsafe Plug-in: The usage of unsafe plug-in and libraries leads to backdoors that can let search engines blacklist your site. Backdoors are a weak point of computing that permits cyber criminals to access unauthorized data. As a matter of fact, cyber criminals utilize backdoors to get access to your website.
  • Website Defacement: Defacers are ones involved in website defacement. A website defacement attack is intended to distort the illustrative image of a website. Defacers use this strategy to spread information by activists and tend to mislead the user. They hack a website to swap its content for unethical purposes.
  • Phishing Strategies: When a website contains links that leads, prompt, or directs a user to an unsafe website that appears to be a valid webpage, the chances of such a website getting blacklisted becomes high.
  • Trojan Horses: Trojan horse is a malicious tool that deceives the users of the site. Trojan Horses on a website execute the tasks of downloading certain files automatically. The virus runs in the background without the information of the user and accesses the user’s data and confidential information.
  • Pharma Hacks: Rogue code is another aspect of internet fraud. It performs certain tricks to encourage the users to reveal their financial and social account details. A rogue code is another term that entails a virus. The insertion of rogue code into a website will associate it with the hacker’s website without any information. The hacker in this case is also known as a cracker. The cracker’s website will be displayed at the top along with your website when searched along with keywords.
  • SEO Spasms: WordPress is one of the most renowned content management systems that empower approximately 34% of all the websites on the internet. The majority of these hacks were accomplished by the use of SEO Spasms. After gaining access the hackers seize over the victim’s SEO gains by plopping thrown hyperlinks and spammy keywords.

How To Check If A Website Url Has Been Blocked?

There are several methods for you to analyze whether your website has been blocked or not. A blocked website will have a blacklisted URL. Monitoring your website and removing its blacklisted status could be time-consuming. Rather, some reliable tools can be used to monitor the security of your website as well as fix them. It will help you to save a lot of time so you can focus on other tasks that need your time and attention.

Below listed are the few methods to check whether the website is blacklisted or not:

  • Blacklist Lookup by Geek flare: It is a blacklist lookup tool developed to analyze if a domain is blacklisted by Google. This tool can be used to interpret the blacklist status and check whether you are receiving Google’s security warning while accessing the URL in a browser or not.
  • Check For Website Traffic: It is an indirect method to check for URL blacklisting. You can examine for website traffic and if there is a rapid decline, it can be a sign that the website has been blocked or blacklisted. Google Analytics is a tool developed by Google to check website traffic.
  • Safe Browsing by Google: Safe Browsing by Google is a service that allows website operators or users to view the list of URLs blacklisted by Google. When a website has an unsafe web resource or goes against the community standards, the URL is blacklisted.

Tools to Secure your Website from Getting Blacklisted

  • Astra: Astra is a tool that assigns the best of services to withstand hackers and additional online threats. You can avail of 360-degree full-time web protection against bots, malware, hackers, SQL spams, etc.
  • Astra2: It provides security protection to several platforms like WordPress, Joomla, Drupal, Magneto, Open Cart, PrestaShop, etc. There are numerous features included in their security solutions.
  • Site Lock: Massive enterprises have a large budget to deal with cyber-attacks and website security threats, etc. However, small firms lack the capitals to invest much in website security. Here’s where SiteLock plays its role. It procures affordable yet effective cyber security solutions developed to provide effective security solutions to firms of all budgets. This enables them to operate their business online without the threat of an attack. It is one of the most recognized and Google-recommended web security providers. Site Lock provides services to protect websites against malicious activities.
  • Site Lock 2: Similar to Site lock, SitecLock2 also extends influential and affordable cyber security solutions. Along with automated patching, one need not bother about his/her website’s security.
  • MalCare: MalCare is an effective tool developed to provide WordPress security to its users including site owners, agencies, and developers.
  • Malware: Malware is a tool designed for website security. It scans a website on its genuine server to decrease the server load. If a URL gets blacklisted, then it can quickly fix it using its artificial intelligence system and analyzing sophisticated hazards in time.

Impact of URL Blacklisting

A blacklisted URL turns out to be a major loss for businesses and website owners in terms of earnings and reputation. A blacklisted website’s traffic declines sharply. Also, a website may lose up to 95% of its genuine traffic directed by the search engine results.

How to Prevent URLs from Being Blacklisted?

Here are some useful tips to prevent your website from getting blacklisted:

  • Be In The Know: Usage of outdated plug-in, libraries, themes, and graphics can make a website susceptible to possible threats. As an outcome, cybercriminals can effortlessly exploit the website when hackers discover any loopholes in it. Hence, it is essential to be in the know of the latest trends to keep the site design updated to avoid loopholes.
  • Software Updates: You need to update all the software on your website software to ensure that your website remains secure.
  • Avoid The Use Of Entrusted Software: Avoid the usage of software developed by entrusted developers. One may think to get required software at low prices or for free, but in the attempt, you are exposing your website to vulnerable threats and risking its security. One can discover many websites that offer free themes and plug-in. Yet, a smart decision is to abstain from using software and other products that come from untrusted sources. This is because the software and plug-in from entrusted sources can expose a website to cyber attacks.

If feasible, one should choose premium software and tools from a trustworthy website to assure the security of a website. Choose a dependable hosting platform to ensure security. It is recommended to use a safe hosting platform that one can count on.

Get proper protection from Site Operators

  1. Coverage: It is the most crucial factor determining the efficiency of a URL blacklist. The coverage indicates how many phishing pages on the internet have been blacklisted to secure against threats.
  2. Quality: The second factor affecting the efficiency of a URL blacklist is the quality of the URL blacklist. The quality of the URL blacklist indicates the number of known phishing sites unnecessarily listed on the blacklist.
  3. Time Of Up-gradation: The final and most important factor that decides the effectiveness of a URL blacklist is the time of up-gradation. The time of up-gradation decides what frequency a search engine will upgrade its URL blacklist. It’s obvious that an outdated URL blacklist cannot be of utmost importance and is neither efficient.


A URL blacklist is a list of websites that have been marked as dangerous by a particular search engine or a safety tool and restricted from being accessed by web users. In general, a URL gets blacklisted when the web page associated with the URL tends to contain content that poses a threat to the visitors’ security, hack data, or violates the community standards of a search engine. Apart from these, the use of unsafe plug-in, website defacement, phishing strategies, Trojan horses, Pharma hacks, and SEO spasms spams are likely to make a website vulnerable to being blacklisted.

To analyze whether your website has been blacklisted or not, you can use several tools, including Blacklist Lookup by Geek flare, Secure, and Safe Browsing by Google.


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