Get an insight into the inner-workings of a given website: uncover potential attack vectors, analyse server architecture, view security configurations, and learn what technologies a site is using.


Blacklight Privacy Inspector is described as 'Who is peeking over your shoulder while you work, watch videos, learn, explore, and shop on the internet? Enter the address of any website, and Blacklight will scan it and reveal the specific user-tracking technologies on the site—and who’s getting your data' and is a Privacy Tool in the business & commerce category. There are more than 10 alternatives to Blacklight Privacy Inspector, not only websites but also apps for a variety of platforms, including Google Chrome, Self-Hosted, Mozilla Firefox and Mac apps. The best Blacklight Privacy Inspector alternative is Web Check, which is both free and Open Source. Other great sites and apps similar to Blacklight Privacy Inspector are SpiderFoot, ANY.RUN, urlscan.io and Privacy Possum.
Get an insight into the inner-workings of a given website: uncover potential attack vectors, analyse server architecture, view security configurations, and learn what technologies a site is using.


SpiderFoot automates OSINT to find everything possible about your target. It integrates with just about every data source available and utilises a range of methods for data analysis, making that data easy to navigate.

ANY.RUN is interactive sandbox simplifies malware analysis of threats that target both Windows and Linux systems. ANY.RUN's threat intelligence products, TI Lookup, Yara Search and Feeds, help you find IOCs or files to learn more about the threats and respond to incidents faster.




urlscan.io is a free service to scan and analyse websites. When a URL is submitted to urlscan.io, an automated process will browse to the URL like a regular user and record the activity that this page navigation creates.




Privacy Possum monkey wrenches common commercial tracking methods by reducing and falsifying the data gathered by tracking companies.


Explore the complete technology stack behind websites, offering insights into frameworks, services, and server software for competitive analysis, tech market insight, and marketing strategies.




Bitdefender Link Checker is a free tool designed to verify URLs, helping users avoid malware, phishing attempts, and counterfeit websites.

Developed by Mozilla, the HTTP Observatory performs an in-depth assessment of a site’s HTTP headers and other key security configurations.


REDbot is lint for HTTP resources. it tests protocol correctness, cacheability, content negotiation and more.

This free online service performs a deep analysis of the configuration of any SSL web server on the public Internet. Please note that the information you submit here is used only to provide you the service. We don't use the domain names or the test results, and we never will.

Hardenize provides a comprehensive and free assessment of web site network and security configuration.



Web Privacy Check monitors privacy enhancing features on websites, and helps you find out who is letting you exercise control over your privacy. We check to what extent a website monitors your behaviour and how much they gossip about the monitoring to third parties.