Control D is a versatile DNS filtering and traffic redirection service that utilizes advanced Secure DNS protocols such as DNS-over-HTTPS, DNS-over-TLS, and DNS-over-QUIC, while also accommodating traditional DNS.
With Control D, users can effectively eliminate harmful threats, restrict various types of undesirable content across the network—including advertisements, trackers, IoT data, adult material, social media, and more—while also redirecting traffic through transparent proxies and monitoring network activities and usage patterns at a client-specific level.
Consider it your own personalized Authoritative DNS resolver for the entire Internet, providing you with detailed control over which domains are allowed to be resolved, redirected, or blocked. This capability not only enhances security but also empowers users to tailor their online experience according to their preferences.
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Admiral is the category leader for adblock recovery for publishers and the creator of Visitor Relationship Management (VRM). Trusted by thousands of publishers and backed by more than a decade of expertise, Admiral helps recover millions of dollars in advertising revenue lost to adblockers, privacy tools, DNS filtering, VPNs, network-level blocking, and other forms of monetization disruption.
Beyond ad recovery, Admiral helps publishers recover and grow revenue through subscriptions, registrations, first-party data, consent management, email acquisition, social audience growth, donations, and other visitor monetization strategies. By combining multiple recovery and revenue-growth approaches in a unified platform, Admiral helps publishers reduce revenue leakage, increase visitor lifetime value, and strengthen direct audience relationships.
Key capabilities include:
• Industry-leading adblock detection, reinsertion, and recovery optimization
• AI-powered Visitor Copilot for conversational engagement, audience guidance, and revenue growth
• Digital subscriptions, paywalls, memberships, and donation programs
• GDPR, CCPA, IAB, and Google-certified consent management
• First-party data collection, audience segmentation, and visitor identification
• Marketing automation, journey shaping, and AI-powered optimization
• Email growth, social audience growth, registrations, and engagement campaigns
• Analytics, testing, personalization, and revenue performance measurement
Admiral's no-code platform can be deployed quickly and optimized continuously, helping publishers maximize revenue recovery, audience growth, and overall monetization performance.
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NxFilter
NxFilter serves as a free and highly efficient DNS filtering solution designed to maintain optimal performance and reduce latency across your network. It boasts an array of advanced features, including integration with Active Directory, support for DNS over HTTPS, management of screen time, data limitations, user-specific reporting, filtering for remote users, and the capability to cluster for improved performance. This flexible tool is suitable for diverse environments, such as businesses, educational institutions, healthcare facilities, non-profit organizations, and family safety applications, enabling customized filtering policies tailored to different user groups. By caching DNS responses from upstream servers, NxFilter not only cuts down on DNS traffic but also enhances overall network efficiency significantly. The software supports various user authentication methods, particularly through Active Directory, and incorporates keyword filtering to block inappropriate search terms. Renowned for its reliability, NxFilter can operate for prolonged periods without the necessity for restarts, making it an adaptable solution that effectively caters to thousands of users. Furthermore, its intuitive interface and extensive support documentation facilitate a straightforward implementation process. Users can also benefit from regular updates, ensuring that they have access to the latest features and security enhancements.
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Surfshark
Surfshark is a company dedicated to privacy protection that provides a user-friendly VPN service with a strong focus on security. Their platform features intuitive applications compatible with all devices, offering access to thousands of IP addresses across 63 countries, alongside more than 3,200 high-performance bare metal servers to ensure optimal speeds. This VPN is particularly beneficial for small businesses and individuals who rely on multiple devices, as it allows unlimited simultaneous connections for each account.
In addition, Surfshark offers an impressive CleanWeb feature that effectively blocks malware, phishing attempts, and advertisements. Security is further enhanced by the inclusion of a Kill Switch, which safeguards sensitive information during connection interruptions, and Whitelister, also known as split-tunneling, which enables specific apps and websites to bypass the VPN. The MultiHop feature allows users to connect through multiple servers for added security.
Notably, Surfshark is among the select few VPN services that have successfully undergone an independent audit, receiving a seal of approval from AV-TEST, a recognized IT security institute. You can explore its features without any risk, thanks to a 30-day money-back guarantee.
Furthermore, Surfshark Search functions as a privacy-focused search engine that provides organic, ad-free search results while ensuring users' data remains untracked and uncollected. This commitment to privacy extends beyond their VPN services, demonstrating Surfshark's dedication to safeguarding user information across all platforms.
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