NullPrivate - Enhanced DNS Service Based on AdGuard Home

NullPrivate delivers a ready-to-use privacy-protecting DNS service with ad filtering, DoT, DoH and more. Compared to vanilla AdGuard Home, it adds enterprise-grade features such as SSL certificate management, security enhancements, and proxy support.
By NullPrivate Team |

NullPrivate: Privacy-First DNS Service

Visit the official site to learn more: NullPrivate

This project is a secondary development based on AdGuard Home and follows the GPL 3.0 open-source license.

Source code is open at: GitHub - NullPrivate/NullPrivate

Enhanced Features

Compared to the original AdGuard Home, we have added the following capabilities:

  • 📜 Automated SSL Certificate Management
    • Automatic certificate issuance and renewal
    • Support for wildcard certificate configuration
  • 🛡️ Enhanced Security Features
    • Intelligent rate-limiting protection
    • Optimized access experience for mainland China
  • ⚙️ Optimized System Configuration
    • DHCP service disabled to focus on DNS functionality
  • 🔄 DDNS Support
  • 🌉 Proxy Support
    • Download configuration files via proxy
    • DoH/DoT proxy support
  • 🚦 DNS Split-Horizon Support
  • 🚫 Anti-addiction App List Support

Managed Service Advantages

We provide a professional DNS hosting service with the following characteristics:

  • 🏢 Deployed on Alibaba Cloud Hangzhou nodes
  • 🌐 Comprehensive protocol support
    • IPv6 support, directly connected to mainstream IPv6 upstreams
    • DoT (DNS over TLS)
    • DoH (DNS over HTTPS)
    • HTTP/3 support, significantly reducing latency
  • 📊 Powerful rule management
    • Support for importing third-party allow/deny lists
    • Capacity for 1 million rules
  • 📝 Comprehensive logging and statistics
    • 72-hour query log retention
    • 24-hour detailed statistical analysis
  • ⚖️ Load balancing
    • Multi-server distributed deployment
    • Intelligent load distribution
  • 💰 Competitive pricing

Performance & Effectiveness Evaluation

Ad blocking at the DNS layer has unique advantages:

  • 💪 Strengths

    • Zero additional power consumption
    • Coverage across all devices
    • Reduced device network wake-up frequency
    • Fewer invalid data loads

  • ⚠️ Limitations

    • Lower blocking accuracy compared to browser extensions
    • Cannot achieve the filtering effect of MITM solutions

Especially suitable for mobile device usage scenarios, balancing privacy protection with battery life.