Now, businesses face many online threats that can jeopardize network security, reduce employee productivity, and compromise regulatory compliance. Domain Name System (DNS) filtering is a powerful tool for protecting against these threats by blocking access to harmful websites—those that may host malware, phishing attempts, or inappropriate content.

Beyond protecting your network, DNS filtering tools improve workplace productivity by limiting access to non-work-related websites. They also help ensure compliance by restricting access to certain types of content.

However, with many DNS filtering providers available, selecting the right one can be overwhelming. This guide will walk you through the key factors to consider when choosing the best DNS filtering solution for your organization.

How DNS filtering solutions work

DNS filtering is like a gatekeeper for internet usage, preventing access to malicious or inappropriate websites before they can harm your network. By intercepting DNS queries—requests users make when accessing a website—the filtering system determines whether the requested domain is safe based on predefined security policies.

Typically, DNS servers function like an internet “phonebook,” translating domain names into IP addresses to connect your browser and the required website.

With a DNS filtering solution in place, however, each query undergoes additional checks. If the requested site is flagged on a blocklist or is identified as a security risk, the DNS resolver blocks the request, preventing the page from loading and neutralizing potential cyber threats.

Benefits of implementing a DNS filtering solution

Deploying a DNS filtering solution offers a range of benefits that go beyond basic Internet browsing controls:

Internet threat prevention

Each organization should control employee online traffic. By blocking access to sketchy sites full of malware, phishing, or ransomware, DNS filtering solutions shield your network from all kinds of cyber-attacks before they even have a chance to strike.

Keeping productivity on point

Let’s face it—distractions are everywhere. DNS filtering tools help minimize those distractions by blocking non-work-related sites so your team can stay focused and get more done.

Improved network performance

No more bandwidth hogs. A DNS filtering solution ensures your network runs smoothly and efficiently by limiting heavy streaming or large file downloads.

Security compliance

Worried about regulations? DNS filtering helps you meet industry standards by controlling access to restricted content and protecting your business from potential legal and reputational risks.

Keeping remote workers safe

With more people working remotely, DNS filtering solutions block online threats and secure sensitive data, no matter where your employees log in.

Filtering for safer Internet access

Whether it’s a school, home, or workplace, DNS filtering blocks inappropriate or harmful content, creating web filtering for schools or employees.

5 considerations for choosing the best DNS filtering solution

When it comes to selecting a DNS filtering provider, it’s essential to weigh your options carefully. With so many choices out there, understanding the key factors can help you find the right fit for your organization. Here are some critical considerations to keep in mind:

#1 Technical architecture

The backbone of a solid DNS filtering solution is its technical architecture. You’ve got two main options: cloud-based or on-premise. Cloud-based solutions are super scalable. They make it easier to grow with your business’s security needs. They are also easier to deploy, need less maintenance, and usually come with real-time updates.

On-premise solutions give you more control over your data. This can be a big help if you have strict privacy rules. However, they might require higher initial costs, more time, and greater expertise to maintain.

Another thing to keep in mind is DNS resolution speed—how fast it can process requests and load websites. A provider with a global network will keep things running smoothly with less lag when accessing sites.

#2 Advanced threat detection

In today’s world, you need more than just the basics. Look for a DNS filtering solution that’s equipped with advanced threat detection. Such a solution must monitor network activity in real-time, spotting and blocking threats like malware and phishing before they can mess with your network. As cyber threats keep evolving, having a tool that adapts is a must.

#3 Integration with existing systems

Whatever DNS filtering solution you pick should be compatible with your current system. Make sure it works well with your existing security infrastructure, like your firewall or Security Information and Event Management (SIEM) tools. Some providers even offer API access for easy integration with third-party tools or custom solutions. A smooth integration means less hassle for your IT team and a more seamless security experience.

#4 Granular policy management

DNS filtering is designed to restrict access to specific content, but when it comes to defining exclusive rules for network access, we enter a different technological area. Therefore, when selecting DNS filtering solutions, it’s best to look for comprehensive products beyond content restriction and address network access use cases.

Fine-tuning access with your DND filtering solution helps boost productivity and security, keeping everyone where they need to be.

#5 Real-time analytics and reporting

Keeping tabs on what’s happening in your network is essential. Make sure your DNS filtering provider offers real-time analytics and reporting so you can spot potential threats, check network activity, and stay compliant. Detailed DNS query logs and custom reports are especially useful for digging into incidents or proving you’re following industry regulations.

Tips for selecting the best DNS filtering solution

• Check out content control features: Look for customizable filtering options that let you block malware, phishing attempts, adult content, gambling sites, and more. Keeping distractions and risks at bay is key for productivity and compliance.
• Make sure it has solid security features: Don’t settle for basic protection. Your DNS filtering solution has strong encryption, advanced threat detection, and malware protection. These features add extra layers of security, especially when your data is in transit.
• Go for user-friendly setup and centralized management: Setting up DNS filtering shouldn’t be a headache. Look for something simple to install with centralized management so your IT team can control everything from one spot, enforce policies, and quickly handle any issues.
• Look for customization options: Every business is different, so you’ll want a solution that lets you fine-tune filtering rules to fit your specific needs. Flexibility is key to keeping security tight without slowing down business activities.

Conclusion

Choosing a DNS filtering solution for your business is critical. It impacts everything from your cybersecurity to productivity and compliance. Take the time to evaluate things like the technical architecture, how the provider handles threats, and how well the solution integrates with your current systems. Opt for providers that offer robust security, real-time reporting, and detailed control over access to make sure you’re getting the best DNS filtering solution possible.

With the right DNS filtering in place, you can protect your network, control online interactions, and create a safer, more productive work environment for your team.

How NordLayer can help

NordLayer offers easy-to-use DNS filtering capabilities to protect your network. With features like DNS filtering by category, Web Protection, and Download Protection, keeping your team safe is simple. Setup is quick, even for non-tech users, and managing security for your whole team is straightforward.

• DNS filtering by category allows IT admins to block content from over 50 categories. This helps keep your network secure and your team focused.
• Web Protection automatically blocks access to websites that are flagged as potentially malicious.
• Download Protection scans every new file download and removes harmful files before they can infect your devices.

These features can work together to prevent risks like malware infections and phishing. But that’s not all. All NordLayer customers get encrypted connections and masked IP addresses. This ensures your internet access is secure, no matter where you are.

Want to learn more? Contact NordLayer’s sales team to see how we can help protect your network.