D-Zone DNS Tools and Resources


  • DNS Whitepapers

    DNS Solution Briefs

    Analysis of the Canadian DNS - there is a lot of room for improvement 

    We performed a six-month study of over 120,000 authoritative DNS servers and determined that only 7% had a perfect response record. In an effort to dive deeper into this poor result we did a detailed analysis on a cross-section of organizations running thier own DNS (registration required).

    Best Practices for DNS Resiliency and Performance

    Your external DNS is a mission critical business resource. Without it, no one can reach your website, email, or web applications. This paper provides 7 Best practices to help you manage your DNS.

    DNS Primer and Glossary

  • The DNS is a technology that most IT managers don’t think much about; it works well and usually does not require much attention to support organizational objectives. However, as organizations increasingly rely on their web strategy, the DNS infrastructure deserves more attention. This short primer will help IT managers re-familiarize themselves with the DNS.

  • Anatomy of a DDoS Attack Against the DNS

    The Domain Name System (DNS) is part of the functional infrastructure of the Internet and part of the Internet’s “trust” framework. Because of this, the DNS is a piece of the network that is often targeted by malicious players. This whitepaper describes how a DDoS attack against the DNS takes place and what organizations can do to mitigate them.

    Using Transaction Signatures (TSIG) for secure DNS Server Communication

    Transaction Signatures (TSIG) provide a secure method for communicating in the Domain Name System (DNS) from a primary to a secondary DNS server and is a simple and effective method for organizations to enhance their security when more than one name server is being used. TSIG is not a requirement and many organizations choose to specify IP address-based permissions between DNS name servers. However, as the DNS is increasingly targeted by bad actors on the Internet, TSIG is a recommended design consideration

    D-Zone Anycast DNS Architecture - Delivering on the promise of a 100% up-time SLA

    The 100% SLA is achieved with a service architecture that combines anycast technology with multiple levels of redundancy across the entire global network. Learn about how we help keep your properties online.

    How to configure multiple DNS suppliers to back-up your DNS

    A best practice for the DNS to help protect from outages due to system errors or DDoS attacks is to have multiple secondary DNS providers. This brings the added benefit of improving speed. Learn how easy it is to set up this recommended architecture.

  • DNS News

    Presentations and Videos

    What is a secondary DNS?

    Interested in learning a bit more on how a secondary DNS works? This two minute video will give you the necessary details. 

    How do I configure my DNS for a secondary service?

    This video covers the four simple things most organizations need understand order to configure, and benefit from a secondary DNS service.

    Detailed configuring instructions for the D-Zone Anycast DNS Portal

    This five minute video provides administrators the information they need to configure their own servers, designate the D-Zone name servers as authoritative for their zones, and provides a step-by-step walk-through of the D-Zone web portal.



  • Infographics

    DNS by the numbers

    A look at domains and the DNS globally and in Canada to give IT managers an idea of the number and scale of the Internet. 

    DNS under attack

    An infographic that summarizes some of the current research on threats to the infrastructure layer including the DNS.

    D-Zone by the numbers

    A high level look at a few D-Zone statistics including regarding reliability and speed.