Dyn Blog

Read posts from Dyn's Internet Performance thought leaders as well as friends of Dyn on topics ranging from Managed DNS and Monitoring to Email Deliverability and Analytics.

  • Domain Name System (DNS) Delegation – The Zone Authority Chain

    Domain Name System (DNS) Delegation – The Zone Authority Chain

    DNS Delegation In this blog series we recently covered the core of DNS as well as major components of a single zone and zonefile. However the DNS is actually a series of delegations: the root ....

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  • Email Authentication 101

    Email Authentication 101

    Most companies use an email service provider, like Oracle Dyn Email Delivery, to send bulk/marketing and transactional email. In most cases, these services provide you with basic suggestions on...

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  • Performance Implications of CNAME Chains vs Oracle ALIAS Record

    Performance Implications of CNAME Chains vs Oracle ALIAS Record

    The CNAME resource record was defined in RFC 1035 as “the canonical name for an alias.” It plays the role of a pointer, for example, the CNAME informs the requestor that www.containercult.com is...

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  • How Oracle Dyn Leveraged Open Standards and Chatbots to Better Respond to Attacks

    How Oracle Dyn Leveraged Open Standards and Chatbots to Better Respond to Attacks

    At Oracle Dyn, we are always working to improve our operations and tools. We were able to dramatically simplify processes and thus reduce our reaction time during malicious traffic incidents by...

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  • What Is Federated Load Balancing and Why Should You Care?

    What Is Federated Load Balancing and Why Should You Care?

    One of the questions that we get from customers when we talk to them about load balancing is: “How does a DNS-based load balancer work with my existing load balancing appliances?” Well, the simple...

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  • Exciting News from Oracle OpenWorld

    Exciting News from Oracle OpenWorld

    Back in October 2016, I logged onto my computer to watch tech leaders Larry Ellison, Thomas Kurian, and Don Johnson announce their vision for a next-gen cloud infrastructure at Oracle’s OpenWorld....

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  • North Korea Gets New Internet Link via Russia

    North Korea Gets New Internet Link via Russia

    This past weekend, North Korea expert Martyn Williams and I spotted the activation of a new internet path out of North Korea.  At 09:07:51 UTC on 1 October 2017, the country’s single internet...

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  • How DNS Can Help in Cost Reduction and Service Delivery

    How DNS Can Help in Cost Reduction and Service Delivery

    The Domain Name System (DNS) is a 30 year old protocol yet its importance has never been higher. In this blog, I will give two new examples of how it can be used to benefit your business. DNS as a...

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  • The Ins and Outs of the DNS Zone

    The Ins and Outs of the DNS Zone

    In my previous blog post, I discussed the three major DNS requests—user, recursive, and authoritative—in which everything was largely behind the scenes and broadly consistent across the industry....

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  • The Art of the Email Unsubscribe Page

    The Art of the Email Unsubscribe Page

    If your company is going to be a leader in email marketing, you need to be as good with saying goodbye as you are with saying hello. There’s nothing more frustrating for an email recipient than...

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  • Internet Impacts of Hurricanes Harvey, Irma, and Maria

    Internet Impacts of Hurricanes Harvey, Irma, and Maria

    Devastation caused by several storms during the 2017 Atlantic hurricane season has been significant, as Hurricanes Harvey, Irma, and Maria destroyed property and took lives across a number of...

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  • How Does the Domain Name System (DNS) Actually Work?

    How Does the Domain Name System (DNS) Actually Work?

    Understanding fundamental Domain Name System (DNS) concepts is a critical part of your understanding of how the internet works. DNS is the mechanism that helps you get from Point A to Point B....

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  • Using DNS to Mitigate Performance Degradations

    Using DNS to Mitigate Performance Degradations

    Because of the unique position that the Domain Name System (DNS) employs, it can be used as an effective tool for handling performance issues at many different levels. DNS sits independently from...

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  • What Enterprises are Missing with their Cloud Infrastructure Strategy

    What Enterprises are Missing with their Cloud Infrastructure Strategy

    (Editor’s note: This article previously appeared on ForbesBrandVoice) More and more enterprises are moving to the cloud to take advantage of the numerous business benefits the cloud model offers,...

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  • 5 Reasons for a Multi-Cloud Infrastructure

    5 Reasons for a Multi-Cloud Infrastructure

    Having been focused in the cloud sector over 12 years now, I have experienced much fast paced change and continued assumptions, misunderstanding and over promising of cloud as the saviour of all...

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  • The Role DNS Can Play in Maximizing Availability

    The Role DNS Can Play in Maximizing Availability

    Availability is an essential aspect of any internet-based system, with downtime often resulting in short-term loss of income and longer-term loss of users. In this blog, I will look at two quick...

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  • How AI at the Edge of the Network Improves the User Experience

    How AI at the Edge of the Network Improves the User Experience

    Today, AI has matured to a point where it’s being applied to enhance an extraordinary variety of applications. So perhaps it’s not surprising that AI plays a critical role at the cloud edge, where...

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  • How To Navigate Email Through Gmail’s Tab System

    How To Navigate Email Through Gmail’s Tab System

    We’re now four years into Gmail’s tab system — an innovation that the email giant rolled out in 2013 in order to help people better organize their incoming email. We’re also four years into...

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  • Breaking the Internet: Swapping Backhoes for BGP

    Breaking the Internet: Swapping Backhoes for BGP

    The term “break[ing] the Internet” has taken hold over the last few years – it sounds significant, and given the role that the Internet has come to play in our daily lives, even a little scary. A...

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  • Use DNS to Streamline Deployment Pipelines

    Use DNS to Streamline Deployment Pipelines

    One of the primary objectives in moving to a DevOps culture is to increase the cadence of deployments to production, ideally moving much closer to a Continuous Delivery system – a DevOps practice...

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