DNS Protection

DNS Protection that delivers 100% availability and enables DNS requests to be resolved efficiently for protected domains

DNS Protection (DP) protects mission-critical services from DNS attacks, leveraging Nexusguard’s globally distributed DNS infrastructure to mitigate DNS-based DDoS attacks while responding to legitimate user requests

Hosting Model

Reverse Proxy Model

100% DNS Availability

Ensure mission critical services are 100% up and running and free from DDoS attacks by deploying DNS on Nexusguard’s geographically Anycast network.

Four-tier Filtering

1. White/blacklisting
2. Malformed packet
3. Rate-limiting
4. Payload filtering
To identify and drop malicious queries.

Flexible Deployment

1. DNS Hosting
2. Reverse Proxy
Choose DNS hosting or reverse proxy as deployment depending on whether you have to protect certain domains or their name servers.

Advanced Query Statistics

View advanced stats visualizing DNS queries to selected domains, including legitimate and unresolvable queries.


Fast DNS responses and high availability for your global public domain needs

- Access to global Anycast infrastructure and scalability
- Custom rules matching your organizational security policy
- Minimize downtime and reduce costly impacts of attacks
- Compliance with DNSSEC mandates

Enjoy unparalleled visibility of network traffic and threats in real time

- Comprehensive real-time dashboard and analytics
- Automatic monthly reports
- Unlimited raw log downloads

24x7 access to dedicated engineers to immediately address your concerns

- Comprehensive real-time dashboard and analytics- Automatic monthly reports- Real-time packet-captures- Unlimited raw log downloads

24x7 access to dedicated engineers to immediately address your concerns

- Attack monitoring and mitigation with 24x7 SOC & support team
- Dedicated technical support

Trusted By

We want to make the network environment for our customer as safe as they feel at home. Nexusguard offers a customized internet security solution so that our customers can continue to interact with us the way supposed to be and the way they want to—all the way without interruption.

Visrut Manunpon, Chief Technical Officer, SNOC

We chose to partner with Nexusguard because of its specialty in DDoS mitigation. In fact, they not only focus on DDoS attacks, they are also curious about and strive to address the pain points they face.

Lee Shih Yen, VP, Cyber Security, StarHub

We opted to partner with Nexusguard because of their global reach and robustness of their platform. They have helped many companies and governments globally defend against cyberattack. Nexusguard is consistently recognised by analysts such as Gartner and Forrester as a market leader.

Wale Ajisebutu, CEO, 21st Century Technologies

Our customers are extremely satisfied with Nexusguard DDoS Protection solutions because they have sophisticated tools that give them visibility into their networks. With Netpluz mitigation facility commissioned in Singapore, powered by Nexusguard, our customers can expect proactive and intelligent mitigations to ensure only clean traffic reaches their network.

Lau Leng Fong, CEO, Netpluz

The Nexusguard solution secures our network with enterprise-grade SLAs. Most importantly, it ensures all business-essential applications have the uptime that they require.

Michael NG, Sales Director of REDtone

When we have queries and new service requests, the Nexusguard team were able to attend to us promptly. This is a good partnership that every business would want to ensure our business plans are implemented smoothly.

Saymon Araujo, Senior Network Analyst, Azion Technologies Inc.

Nexusguard Service Provider Enablement (Partner Program) allows service providers to deliver DDoS mitigation as a service to their customers and employ a revenue sharing model. This program fills a significant market gap as many businesses lack the resources to justify a large DDoS mitigation appliance deployment.

Chris Rodriguez, Senior Industry Analyst, Frost & Sullivan

DNS Protection Brochure

DNS Protection that delivers 100% availability and enables DNS requests to be resolved efficiently for protected domains. Our platform leverages on Nexusguard’s highly scalable, fully redundant and globally distributed DNS platform with sufficient capacity to absorb large DNS-based DDoS attacks while responding to legitimate user requests.

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DNS Protection Datasheet

Nexusguard DNS Protection service protects mission-critical online services from all DNS attacks and malicious queries. The solution leverages Nexusguard’s globally distributed network of scrubbing centers to resolve incoming DNS queries quickly and reliably.

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DNSSEC: The Global Chain of Trust

Often described as the Internet phonebook, DNS is fundamentally important to the Internet. DNS also inherits various design, implementation and configuration vulnerabilities.This paper explains what DNSSEC is, how it works, what its benefits are, how Nexusguard deploys DNSSEC and key management best practices.

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DDoS Mitigation

This White Paper provides an overview of the common types of DDoS attacks, negative impact of DDoS attacks on business and operations as well as basic mitigation techniques. The document further presents Nexusguard’s integrated solution in countering DDoS attacks and other cyber threats, including our multi-layered mitigation technology, SSL attack mitigation methods, Web Application Firewall (WAF), content and networking optimization, as well as the Customer Portal.

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Smart Mode: DDoS Attack Detection Using Machine Learning

The advances in artificial intelligence (AI) in recent years has given rise to the application of Machine Learning models to enhance DDoS attack detection. Nexusguard’s Smart Mode detection uses Machine Learning techniques to predict whether network traffic coming from a source is legitimate or part of a malicious DDoS attack.

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What Is A DNS Attack And Why Are They Dangerous?

Though not strictly an attack against a DNS system, an amplification attack instead exploits DNS services to bolster DDoS attacks.

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