What are the key differences between Quad9 DNS and CleanBrowsing DNS?

Core Strength: Quad9 DNS offers Quad9's primary strength lies in its security approach, integrating data from 19+ threat intelligence feeds to block known malicious domains, command-and-control servers, and phishing sites. Their system automatically updates threat lists approximately every few minutes, providing real-time protection against emerging cyber threats., while CleanBrowsing DNS offers CleanBrowsing excels in content filtering capabilities with specialized filter profiles that allow blocking of specific content categories like adult content, gambling, social media, and streaming services. Their filtering engine offers more granular control, making it particularly effective for parental controls and organizational content policies.. Performance: Quad9 DNS offers Quad9 maintains a global network of DNS servers strategically positioned across over 160 locations worldwide, delivering average response times of approximately 14-25ms depending on geographical location. Their infrastructure is optimized for minimal latency while maintaining security protocols like DNSSEC validation., while CleanBrowsing DNS offers CleanBrowsing operates a similarly extensive global network with points of presence in more than 70 locations, delivering comparable average response times of 15-30ms. Their network architecture includes enhanced DDoS protection capabilities that can better withstand high-volume attacks compared to many competitors.. Value for Money: Quad9 DNS offers Quad9 operates as a completely free service supported by partnerships with security organizations and no premium tiers, making it exceptional value for users seeking enterprise-grade DNS protection without cost. Their no-logs policy and comprehensive security features provide significant value particularly for small businesses with limited security budgets., while CleanBrowsing DNS offers CleanBrowsing offers a three-tier pricing structure with a free basic service providing essential protection, and paid tiers starting at approximately $199/year for enhanced features like detailed reporting, more granular filtering options, and priority support. The paid tiers offer significant additional value for organizations requiring advanced management capabilities and compliance reporting..

How are Quad9 DNS and CleanBrowsing DNS scored?

Quad9 DNS has an AI score of 9.2/10 and CleanBrowsing DNS has an AI score of 8.5/10. Scores are based on category fit, feature coverage, pricing signals, public reception, and recency.

Quad9 DNS vs CleanBrowsing DNS 2026 - Compared

Quad9 DNS

CleanBrowsing DNS

WINNER Quad9 DNS

The comparison between Quad9 DNS and CleanBrowsing DNS is particularly fascinating as both services leverage DNS as a se...

emoji_events WINNER

Quad9 DNS

8.51 Great

DNS Provider Get Quad9 DNS open_in_new

CleanBrowsing DNS

7.21 Good

DNS Provider Get CleanBrowsing DNS open_in_new

psychology AI Verdict

The comparison between Quad9 DNS and CleanBrowsing DNS is particularly fascinating as both services leverage DNS as a security layer, yet approach this objective from different philosophical and technical angles. Quad9 DNS excels specifically in malware and phishing protection through its integration with multiple threat intelligence feeds, leveraging data from organizations like the Global Cyber Alliance and IBM X-Force to block access to known malicious domains in real-time. This focus on threat intelligence has made Quad9 particularly effective at preventing ransomware infections and blocking command-and-control communications without significantly impacting browsing speed.

CleanBrowsing DNS, on the other hand, offers more granular control over content filtering, with specialized filter profiles designed for families, schools, and businesses that need to block specific categories of content rather than just malicious domains. CleanBrowsing's DDoS protection infrastructure is notably more robust, making it slightly more resilient against attacks that could disrupt DNS resolution. Quad9 has the advantage in privacy, maintaining a strict no-logging policy that is more transparent than CleanBrowsing's approach to data retention.

When comparing them directly, CleanBrowsing offers superior customization options for filtering specific content categories, making it the better choice for organizations needing granular control over network traffic. Quad9's integration with threat intelligence sources provides more sophisticated protection against actual cybersecurity threats, making it the stronger choice for users prioritizing malware prevention over content blocking. For most users concerned primarily with security, Quad9's specialized threat intelligence gives it the edge, while CleanBrowsing remains the preferred option for environments requiring precise content control.

emoji_events Winner: Quad9 DNS

verified Confidence: High

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thumbs_up_down Pros & Cons

Quad9 DNS

check_circle Pros

Exceptional malware and phishing protection using aggregated threat intelligence from multiple sources
Strong privacy commitment with strict no-logging policy and GDPR compliance
DNSSEC validation on all queries ensures integrity of DNS responses
Free service with no premium tiers ensures equal access to security features for all users

cancel Cons

Limited content filtering capabilities beyond blocking malicious domains
Fewer customization options compared to dedicated filtering services
Less detailed reporting and analytics available for network administrators

CleanBrowsing DNS

check_circle Pros

Highly customizable content filtering with multiple predefined filter profiles and category blocking
Superior DDoS protection infrastructure with higher traffic mitigation capacity
Specialized filters for different environments (home, business, educational)
More detailed dashboard and reporting capabilities in paid tiers

cancel Cons

Free tier has more limited features compared to the full offering
Privacy policy is less strict than Quad9, with some data logging for threat intelligence
Higher learning curve to properly configure all filtering options

compare Feature Comparison

Feature	Quad9 DNS	CleanBrowsing DNS
Malware Protection	Blocks known malicious domains using real-time threat intelligence from 19+ security partners	Blocks malware domains as part of security filter with less emphasis on real-time intelligence
Content Filtering	Basic filtering limited to blocking malicious domains and adult content	Comprehensive category-based filtering with 40+ content categories including adult, gambling, and social media
DNS Protocol Support	Supports standard DNS, DNS-over-TLS (DoT), and DNS-over-HTTPS (DoH)	Supports standard DNS, DNS-over-TLS (DoT), and DNS-over-HTTPS (DoH) with additional configuration options
Privacy Policy	No-logging policy with complete IP address anonymity and GDPR compliance	Some logging for threat intelligence purposes with IP address retention for security purposes
Filter Customization	Limited to choosing between three pre-configured service levels	Extensive customization with ability to create custom blacklists and whitelist specific domains
Server Network	Distributed network across 160+ locations worldwide with automatic failover	Global network of 70+ locations with enhanced DDoS mitigation infrastructure

payments Pricing

Quad9 DNS

Completely free service with no premium tiers

Excellent Value

CleanBrowsing DNS

Free basic tier, paid tiers starting at approximately $199/year

Good Value

difference Key Differences

Quad9 DNS CleanBrowsing DNS

Quad9's primary strength lies in its security approach, integrating data from 19+ threat intelligence feeds to block known malicious domains, command-and-control servers, and phishing sites. Their system automatically updates threat lists approximately every few minutes, providing real-time protection against emerging cyber threats.

Core Strength

CleanBrowsing excels in content filtering capabilities with specialized filter profiles that allow blocking of specific content categories like adult content, gambling, social media, and streaming services. Their filtering engine offers more granular control, making it particularly effective for parental controls and organizational content policies.

Quad9 maintains a global network of DNS servers strategically positioned across over 160 locations worldwide, delivering average response times of approximately 14-25ms depending on geographical location. Their infrastructure is optimized for minimal latency while maintaining security protocols like DNSSEC validation.

Performance

CleanBrowsing operates a similarly extensive global network with points of presence in more than 70 locations, delivering comparable average response times of 15-30ms. Their network architecture includes enhanced DDoS protection capabilities that can better withstand high-volume attacks compared to many competitors.

Quad9 operates as a completely free service supported by partnerships with security organizations and no premium tiers, making it exceptional value for users seeking enterprise-grade DNS protection without cost. Their no-logs policy and comprehensive security features provide significant value particularly for small businesses with limited security budgets.

Value for Money

CleanBrowsing offers a three-tier pricing structure with a free basic service providing essential protection, and paid tiers starting at approximately $199/year for enhanced features like detailed reporting, more granular filtering options, and priority support. The paid tiers offer significant additional value for organizations requiring advanced management capabilities and compliance reporting.

Quad9 offers a straightforward setup process with just three IP address options (standard, security-focused, and unsecured), making implementation simple for all technical levels. Their minimal configuration approach means less initial setup time but also fewer customization options for advanced users.

Ease of Use

CleanBrowsing provides multiple filter configurations with different IP addresses for each filtering level, requiring users to select the appropriate tier based on their needs. While still relatively simple to implement, the range of options can be slightly more confusing for non-technical users but offers more flexibility once configured.

Quad9 is ideal for security-conscious individuals, small businesses looking for cost-effective malware protection, and users who prioritize privacy with minimal configuration. It's particularly well-suited for technical environments where DNS security takes precedence over content filtering.

Best For

CleanBrowsing best serves families requiring robust parental controls, schools and educational institutions needing category-based filtering, and businesses with specific content policy compliance requirements. It's the superior choice for environments where managing what content users can access is as important as blocking threats.

help When to Choose

Quad9 DNS

If you prioritize malware and phishing protection above content filtering
If you choose Quad9 DNS if privacy is a primary concern and you want strict no-logging
If you need enterprise-grade security without any cost

CleanBrowsing DNS

If you need granular content filtering capabilities for parental control
If you require category-based blocking for business policy compliance
If you need detailed reporting and analytics on DNS usage

description Overview

Quad9 DNS

Quad9 is a highly respected DNS service focused heavily on security, specifically blocking known command-and-control servers and malware domains. It operates on a principle of proactive threat intelligence, making it a top choice for users prioritizing malware protection above all else. Its commitment to security standards and rapid list updates ensures that users are protected against emerging th...

CleanBrowsing DNS

CleanBrowsing DNS is a premium DNS service specializing in advanced security and content filtering. Its renowned for its robust DDoS protection, comprehensive web content filtering options (including malware and phishing protection), and a global network of servers. CleanBrowsing DNS is a strong choice for organizations prioritizing security and control over their online traffic.