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DNS

Securing DNS: interrupting attacks as early as possible

While MSPs have been making significant investments in security and offering services, it is a challenge to keep up with the frequency and evolving sophistication of today’s cybersecurity threats. Defense in Depth (DiD) is the foundation on which most MSPs have built a layered security approach for dealing with them.

Kubernetes Tips: How to find the Port of a Service with a DNS request

Last week I created a guide for our users to set up an NGINX service as an API Gateway with Qovery. The API gateway must redirect the incoming traffic to the appropriate service with the correct port. My problem is that the API Gateway does not know the ports exposed for every service. In this post, I will show you a quick tip on finding the port of a Kubernetes service with a single DNS request. Let's go!

How to Troubleshoot Your Network Using Traceroute

Anyone who has investigated the cause behind a network issue knows how daunting it can be to pinpoint the problem. With so many different variables, the answer can be elusive. In our last blog, we explained how you could test your DNS speeds in PerfOps. Today, we’ll be showing you how to use our Traceroute tool to troubleshoot network issues and improve DNS speeds.

Automatically Manage DNS for Kubernetes with ExternalDNS and Tanzu Mission Control Catalog

If you have ever deployed Kubernetes services, you understand the pain of having to maintain DNS records for an ever-growing number of internal and external services. ExternalDNS helps address this pain and reduces the amount of toil required for manual record keeping by programmatically updating DNS servers. Before we get into the details of how that works, let’s quickly review what functionality the ExternalDNS package provides.

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Africa: DNS Provider Performance Checkup

In our last blog, we spotlighted the Oceania region and showed you how you can use DNSPerf and PerfOps to compare providers. Today, we’ll be focusing on Africa, the top providers there, and how you can use this data to make better DNS business decisions for your domain. This will give you greater insight into your current or potential provider’s performance. You should have the fastest, highest-quality DNS for regions you cater to most.

Monitor NS1 with Datadog

NS1 is an intelligent DNS and traffic management platform that helps optimize the performance of your network infrastructure and speed application delivery to your end users. Since even a small increase in service latency can lead to churn and revenue loss, it’s critical to remove any inefficiencies embedded in basic network functions. NS1 helps ensure high performance for name resolution and routing through support for the edns0-client-subnet (ECS) DNS extension and for Filter Chain technology.

DNS filtering: What is it and why do companies use it?

The Domain Name System (DNS) makes it possible for users to access websites using domain names, like wikipedia.org, in place of nine-digit IP addresses. Due to its ubiquitous nature, DNS can be used to block access to selected websites, which is commonly known as DNS filtering. Many companies see security and productivity benefits from implementing this strategy where appropriate. Read on as we explore some of the key details around how DNS filtering works and how it can be beneficial.

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Australia (Oceania): Have You Checked Your DNS Performance Lately?

Any organization with an online presence understands the importance of its website. That’s why companies invest thousands of dollars in design, user interface (UI) development, and site optimization. But that’s only part of the puzzle. Your website or online application can have all the bells and whistles, but if you aren’t fully optimizing your DNS, you’re losing money—plain and simple.