As readers of my previous desktop Linux DNS article will be able to attest, systemd’s management of DNS is complex. By putting time into comprehending its complexity, though, we can create nuanced DNS ...

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Networking is a fundamental aspect of modern computing, underpinning everything from small home offices to large enterprise data centers. For Linux system administrators and network engineers, a ...

The DNS cache is a temporary database on an operating system that stores DNS lookups (information about visited websites and internet domains). How this works is fairly simple: When you visit a ...

The Linux host command can retrieve a lot of useful information from the domain name service, but has a lot of options that you need to understand to get started. The host command on Linux systems can ...

When I went into writing this article, I thought I knew the route to the destination I intended to lead you to. But in retracing my steps to make sure I understood the way, I ended up way off course.

Domain Name System or DNS errors can prevent you from being able to navigate the Web or access specific applications. There may be several reasons why you get a DNS ...

If you’re overly paranoid about computer security, you probably know that standard DNS isn’t terribly secure. Why? Because, by default, DNS queries are not encrypted. That means DNS can be (and often ...