What is 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.

Pricing

Price Starts At:
Free
Free Version:
Free Version available.

Integrations

All NxFilter Integrations
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Screenshots and Video

NxFilter Screenshot 1
NxFilter Screenshot 1

Company Facts

Company Name:
NxFilter
Company Location:
Republic of Korea
Company Website:
nxfilter.org

Product Details

Deployment
SaaS
Training Options
Documentation Hub
Online Training
On-Site Training
Video Library
Support
Standard Support
Web-Based Support

Product Details

Target Company Sizes
Individual
1-10
11-50
51-200
201-500
501-1000
1001-5000
5001-10000
10001+
Target Organization Types
Mid Size Business
Small Business
Enterprise
Freelance
Nonprofit
Government
Startup
Supported Languages
English

NxFilter Categories and Features

DNS Filtering Platform

NxFilter Customer Reviews

Write a Review
  • Reviewer Name: Thomas R.
    Position: Network student
    Has used product for: 2+ Years
    Uses the product: Daily
    Org Size (# of Employees): 1 - 25
    Feature Set
    Layout
    Ease Of Use
    Cost
    Customer Service
    Would you Recommend to Others?
    1 2 3 4 5 6 7 8 9 10

    Awesome solution

    Updated: Oct 03 2025
    Summary

    I use this service to control user access to the Internet at home.
    The installation was done on Linux.
    It is a solution that perfectly does its job.

    Positive

    I really appreciate the ease of installation. It installs very easily on Windows Server or on Linux, for example.
    The online documentation is very comprehensive.
    The biggest advantage is the database that automatically sorts the sites.

    Negative

    Nothing special, worth noting that I didn’t like it.

    Read More...
  • Reviewer Name: Willame Nunes Silva W.
    Position: Infrastructure Analyst
    Has used product for: 2+ Years
    Uses the product: Daily
    Org Size (# of Employees): 500 - 999
    Feature Set
    Layout
    Ease Of Use
    Cost
    Customer Service
    Would you Recommend to Others?
    1 2 3 4 5 6 7 8 9 10

    Reliable and efficient DNS filtering solution for education

    Updated: Nov 11 2025
    Summary

    Overall, NxFilter has proven to be a reliable, efficient, and well-supported solution for managing and filtering DNS traffic in our educational environment.
    It helps us ensure safe and controlled internet access for students and staff.
    Highly recommended for schools and universities.

    Positive

    NxFilter has been a great solution for our university (UEMASUL – Universidade Estadual da Região Tocantina do Maranhão).
    It is lightweight, easy to deploy, and offers excellent control over DNS and web filtering policies.
    The user interface is intuitive, and the reporting tools make it simple to monitor network activity.
    The support team is responsive and very helpful whenever assistance is needed.

    Negative

    There is a small learning curve at first when setting up policies and user groups, but once configured, it runs very smoothly.

    Read More...
  • Reviewer Name: Tom R.
    Position: Student
    Has used product for: 2+ Years
    Uses the product: Daily
    Org Size (# of Employees): 1 - 25
    Feature Set
    Layout
    Ease Of Use
    Cost
    Customer Service
    Would you Recommend to Others?
    1 2 3 4 5 6 7 8 9 10

    Incredible software

    Updated: Oct 03 2025
    Summary

    I use this service to manage and control user access to the Internet at home.
    The installation was done on Linux, and it works perfectly for my needs.

    Positive

    What I really like is how simple the installation process is. It sets up quickly on both Windows Server and Linux or another
    The online documentation is clear and detailed, and the automatic site categorization provided by the database is a real plus.

    Negative

    Nothing major to point out, just that I didn’t find anything I particularly disliked.

    Read More...
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