Everything you need to know about our website security scanner and how it protects you online
BlockLang Security Scanner is a free online tool that checks websites for potential security threats, including phishing attempts, scams, malware, and other malicious content. Simply enter any website URL and get instant security analysis.
Our scanner uses multiple detection methods to identify suspicious patterns, known malicious domains, and potential threats before they can harm you.
Yes! BlockLang Security Scanner is 100% free to use with no hidden fees, subscriptions, or premium tiers. We believe everyone deserves access to basic online security tools.
Our browser extension is also completely free and available on Safari, Chrome, and Firefox app stores.
Our scanner analyzes websites using multiple security checks:
Results are provided instantly with clear security warnings and recommendations.
No account is required! You can use the scanner immediately without any registration. Just enter a URL and get results.
This approach protects your privacy - we don't collect or store personal information about our users.
We only collect the URL you submit for scanning. We do not collect:
The URLs scanned are temporarily processed for analysis and not stored long-term or shared with third parties. See our Privacy Policy for complete details.
No. Since we don't require accounts and don't track users, your scan history is not saved anywhere. Each scan is independent and private.
Results are displayed only to you in your browser and are not stored on our servers.
No. Our scanner analyzes the URL and checks it against security databases without directly accessing or visiting the website. The site owner will not know you scanned their URL.
Our scanner provides high accuracy by combining multiple detection methods and regularly updated threat databases. However, no security tool is 100% perfect.
Important: Always use common sense and caution online. If something feels suspicious, avoid it even if the scan comes back clean. New threats emerge constantly.
False positives can occasionally occur. If you believe a website is incorrectly flagged:
We continuously improve our detection algorithms and appreciate user feedback.
Our threat databases are updated continuously in real-time as new threats are discovered. We aggregate data from multiple security sources to ensure comprehensive and current protection.
Yes! If you've encountered a scam or phishing site that our scanner didn't catch, please report it to us at scam@blocklang.org. Include:
Your reports help us improve protection for all users.
Online Scanner: One-time manual checks. You enter a URL and get instant results. Good for checking links before clicking.
Browser Extension: Continuous automatic protection while you browse. Warns you in real-time before visiting dangerous sites, filters search results, and blocks malicious content automatically.
The extension offers the most comprehensive protection since it works passively in the background.
BlockLang is available for:
All extensions are free and downloaded from official browser stores for your security.
No. BlockLang is designed to be lightweight and efficient. Most users won't notice any performance impact. The extension works in the background using minimal system resources.
Try these troubleshooting steps:
If the problem persists, contact us at our contact page with details about the error.
We accept multiple URL formats:
The scanner automatically processes and validates the URL format.
Yes! You can scan shortened URLs. Our scanner will analyze both the shortened link and attempt to check the destination URL for threats.
Shortened URLs are commonly used in phishing attacks, so scanning them is especially recommended.
You can reach us through:
We typically respond within 24-48 hours.
We're here to help! Contact our support team for personalized assistance.
Contact Us