How To Remove Google Blacklist Warning From Website [2025]

⚡️ Google Blacklist Warning

A Google Blacklist Warning is an alert triggered when Google detects malware, phishing scripts, or harmful code on your website. This warning is part of Google Safe Browsing—a security service used by Chrome, Firefox, and other browsers to protect users from hacked websites. Once flagged, your site may show warnings such as “Deceptive Site Ahead” or “This site may harm your computer”, and it will likely be removed from Google’s search index.

This can significantly reduce your traffic, impact your reputation, and even block visitors from accessing your site entirely. Website owners typically encounter this warning after a malware infection, such as a WordPress redirect hack, pharma spam injection, or ransomware dropper. Google’s algorithms also issue warnings when phishing or social engineering content is detected.

In this updated guide, we’ll explain how to diagnose, resolve, and prevent blacklisting issues. You’ll also learn how to check your website’s blacklist status and request a Google malware review to lift the warning.

Users often encounter warnings or search for clarity after Google blacklists their website. Below are the most common questions website owners ask:

• How can I check if my site is blacklisted by Google Safe Browsing?
• Why am I seeing a Google security warning on my website?
• What causes Google to mark a site as dangerous or deceptive?
• How do I remove my domain from the Google blacklist?

These warnings indicate that Google has flagged your site due to malware infections, phishing scripts, or unauthorized content injections. Once flagged, visitors are prevented from safely accessing your domain, and your visibility in search results is severely reduced.

⚡️ What is Google Blacklisting?

A Google Blacklist Warning is issued when your website is identified as unsafe due to malware infections, phishing threats, or malicious code. Once blacklisted, your domain may:

• Be removed from Google’s search index.
• Display prominent browser alerts such as “Deceptive Site Ahead” or “This site may harm your computer.”
• Be flagged in tools that use Google Safe Browsing, including Chrome, Firefox, and Safari.

Google’s blacklisting process is part of its broader web risk protection system, aimed at shielding users from infected or deceptive websites. A blacklisted site can experience severe traffic loss and reputational damage until the threat is resolved and Google re-verifies the domain’s safety.

⚡️ Types Of Google Blacklisting

Google Blacklisting is typically categorized into two types:

• Malware Blacklisting by Google
• Phishing Blacklist by Google

 Google Malware Blacklisting

The most popular search engines use a unique way to represent the websites that are blacklisted due to malware. Browsers like Google, Mozilla Firefox, Yahoo etc use different warning messages to represent a malware hacked website.

Some of the most popular google blacklist warning messages that can be expected are given below:

1. “The Website Ahead Contains Malware!”
2. “Danger: Malware Ahead!”
3. “The site ahead contains harmful programs”
4. “The site ahead contains malware”
5. “Reported Attack Page!”
6. “Suspected Malware Site”
7. “This website has been reported as unsafe”

Each of the warnings, however, is designed to inform you that the website has been hacked and blacklisted because it is being used to distribute malware and thus deter the users from proceeding further to the websites.

You can use our free tool, WordPress malware scanner, to scan your site and find malicious payloads, security issues, and blacklist status with major authorities.

 Google Phishing Blacklist

Malware can come in many forms: trojan horses, phishing schemes, pharma hacks, email or information scraping. Phishing is one of the popular fraudulent attempt to hack an email to steal personal information. When a website is blacklisted due to phishing attack then the message that you will see after hitting a website URl is “Deceptive Site Ahead”.

Some of the common warnings that may appear on your screen are:

• Deceptive site ahead
• Suspected Phishing Site
• Website Request Forgery

This kind of messages may appear on the screen but no notification is presented on the Google SERP’s.

⚡️ Understanding Google’s Security Warnings

When Google detects that a website contains malware, phishing code, or other malicious content, it displays a large red warning screen before users can access the page. These warnings are powered by the Google Safe Browsing API, which is used across major browsers like Chrome, Firefox, and Safari.

Here are the most common warning messages and what they mean:

What is “Deceptive Site Ahead”?

This warning signals that your website may be part of a phishing scheme or a social engineering attack. Google displays this message when it detects attempts to mislead users into revealing sensitive information like passwords, credit card numbers, or login credentials.This could also lead to hosting account suspension issue such as godaddy hosting suspended or siteground suspended hosting.

Also Read – “This Site May Be Hacked” message in Google

“This site may harm your computer”

This alert indicates that Google found malware or drive-by downloads on your site. These threats can infect a visitor’s device without their consent. If your site has been used to spread ransomware or redirect users to malicious domains, this warning is triggered.

⚠️ Red Screen Warnings in Browsers

These warnings are designed to stop users from proceeding to dangerous websites. The page displays a full-screen alert and requires users to acknowledge the risk before continuing. This is often accompanied by removal from Google’s index and flagged visibility in Google Search Console.

Also Read – Remove “This Site May Be Hacked” From WordPress in Google

⚡️ Why Google Has Blacklisted Your Site?

Google blacklists websites to protect users from malicious content. When a site is compromised—often by malware, phishing scripts, or unauthorized code injections—Google removes it from search results and issues a browser warning. This action is triggered when threats are detected by Google’s Safe Browsing system, which scans billions of URLs daily.

Common causes of Google blacklisting include:

• Malware infections, such as ransomware droppers or JavaScript redirects to spam sites.
• Phishing campaigns designed to harvest user data by imitating trusted platforms.
• SEO spam hacks, including the WordPress pharma hack or Japanese keyword injection.
• Unauthorized file uploads (e.g., PHP web shells, SQL injections).
• Black hat SEO techniques involving spam links or cloaking.
• Botnet-driven brute-force attacks or DDoS events that compromise site stability.

Once detected, Google issues a warning and temporarily delists the site to protect searchers. Owners are alerted via Google Search Console and must resolve the issue before requesting a malware review.

How to Check if Your Website Is Blacklisted by Google

If you observe a sudden drop in your search engine traffic then most probably the reason is Google has blacklisted your website. Thus, it is always wise to check whether your website is de-indexed or not.

If your site experiences a sudden drop in traffic or visitors report warning screens, it may be blacklisted by Google Safe Browsing. Here are three quick ways to confirm your site’s status:

✅ 1. Manual Google Index Check

Use the site: search operator to see if your pages are still indexed. Type:

site:yourdomain.com

If Google returns no results, your site may have been deindexed due to a security threat.

🔎 2. Online Security Scanner

Use a trusted scanner like WP Hacked Help’s malware scanner. Simply enter your site URL to:

• Detect malicious scripts
• Review blacklist status
• Identify vulnerabilities

🔐 3. Google Safe Browsing Diagnostic

Google’s official diagnostic tool can show if your domain is flagged. Visit: http://www.google.com/safebrowsing/diagnostic?site=yourdomain.com

This tool displays the threat type (e.g., malware, phishing), last scan date, and affected URLs.

Free Google Blacklist Checker / Removal Tools

Is your WordPress website blacklisted by Google? If you want to know, you can quickly check it with our google blacklist checker.  In order to receive a printable copy of your report, you can register yourself on our website and get reports for free.

Other google blacklist removal tools include:

1. whatismyip.com  – The blacklist check will show if the URL or IP entered is listed with DNSBL or SURBL systems.
2. Blacklist check tool – Chrome Web Store – Google
3. IP Blacklist Check and Monitor
4. MX Toolbox – The report will then return results for your domain and highlight critical problem areas for your domain that need to be resolved.
5. http://www.shallalist.de – get the list of google blacklisted domains here.
6. http://www.urlblacklist.com/ – get the list of google blacklisted domains here.
7. The Abusive Hosts Blocking List (AHBL)
8. BlackListAlert
9. Blacklist Monitoring
10. Google Webmaster Tools

Blacklisted due to a Copyright or DMCA claims:

If you want to check your website’s security against copyright claims,, go to Google Removal Page and enter the URL of your website.

Use Google Webmaster Tools

In order to keep track of any type of unwanted changes made to your website, you can use Google Webmaster Tools. When you use this tool, it would show you links to your site, your search queries, site health, 404 not found pages, server errors and many other useful information on your website.

⚡️ How to Remove Website Google Blacklist Warning?

If your website is blacklisted by Google, follow these essential steps to clean your domain and request removal:

1. 📊 Check Google’s Diagnostic Page

Visit the Google Safe Browsing Diagnostic Tool:http://www.google.com/safebrowsing/diagnostic?site=yourdomain.com

Review the flagged pages, threat types, and last scan date. This helps pinpoint which files or URLs are triggering the blacklist.

2. 🧼 Remove Malware or Phishing Content

• Audit the site for malicious files, scripts, or unauthorized redirects.
• Remove or clean all affected code and backdoors.
• Avoid simply deleting flagged pages—remove only malicious elements, not legitimate content.

3. 🧰 Verify & Request a Review via Google Search Console

• Verify site ownership in Google Search Console..
• Go to Security Issues → review problems listed.
• Click “I have fixed these issues” → submit a Request for Review.
• Add a detailed explanation of the cleanup process.
• Monitor progress via the Manual Actions tab.

4. 🧑‍💻 Consider Professional Cleanup (If Needed)

If the malware origin is unclear or hidden in obfuscated code, consult a WordPress security expert. Advanced attacks may require deep file system inspection, server log analysis, and .htaccess cleanup. If all else fails, contact us to cleanup your hacked wordpress site.

⚡️ How to Prevent Your Website from Getting Blacklisted by Google

Google flags thousands of websites daily due to security vulnerabilities, outdated software, or weak access controls. To reduce the risk of blacklisting, follow these preventive strategies:

🔒 1. Strengthen Login Credentials & Server Access

• Avoid saving FTP passwords locally.
• Use SFTP or SSH instead of unsecured FTP.
• Create strong, unique passwords and limit admin access.

🧩 2. Manage Plugins and Themes Securely

• Only install verified plugins from trusted sources.
• Maintain a list of all third-party plugins.
• Update plugins and WordPress core regularly to patch known vulnerabilities.

🧼 3. Secure Your Web Server

• Set correct file and folder permissions (e.g., 644 for files, 755 for directories).
• Restrict access to configuration files like .htaccess, wp-config.php.
• Install our WP site lock plugin to secure your wordpress site from hacking attacks.

🧪 4. Monitor and Scan Regularly

• Use automated malware scanning tools to detect vulnerabilities.
• Monitor site uptime and performance for irregular behavior.

🛡️ 5. Secure Your Local Environment

• Run a reliable antivirus on your local computer.
• Avoid uploading files from unknown or unsecured systems.

Implementing these steps consistently can significantly reduce the chances of being flagged by Google and help ensure your site remains safe, visible, and trustworthy.

What is the Google Transparency Report and how does it relate to blacklisting?

The Google Transparency Report shows which websites have been flagged for unsafe content. It includes domains blacklisted due to malware, phishing, or other security threats, based on data from Google Safe Browsing.

Can an expired SSL certificate trigger a Google blacklist warning?

No, an expired SSL certificate alone doesn’t lead to blacklisting. However, it can expose your site to man-in-the-middle attacks, increasing the risk of malware injection, which can result in blacklisting.

How does Cloudflare help prevent a site from being blacklisted by Google?

Cloudflare acts as a web application firewall (WAF) and DDoS protection layer. It filters out malicious traffic and blocks known threat actors, reducing the chance of malware infections and blacklist-triggering events.

Does using a security plugin prevent Google blacklisting in WordPress?

Yes, using trusted plugins like Wordfence or Sucuri can help detect and remove malware early. These tools offer real-time protection, scanning, and firewall features that reduce the likelihood of being blacklisted.

Can shared hosting increase the risk of a Google blacklist warning?

Yes, shared hosting environments may expose your site to cross-contamination. If another site on the same server is infected or spamming, it may cause your shared IP to be flagged.

Is blacklisting only handled by Google?

No. Other authorities like Norton Safe Web, McAfee SiteAdvisor, and Spamhaus also maintain website blacklists. Google is the most impactful for SEO, but cross-checking other services is important.

How long does it take to remove a Google blacklist warning after cleanup?

Once you submit a malware review via Google Search Console, it typically takes 24 to 72 hours for Google to process the request and remove the blacklist warning if the site is clean.

How do I prevent future blacklisting after recovery?

Use a combination of:

• Regular malware scans
• Cloud-based firewalls like Cloudflare
• Strong file permissions
• Limited admin access
• Continuous uptime monitoring
  This layered approach builds long-term resistance to reinfection.

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