Name resolution is an essential part of modern networks. Name resolution services relate names, which are easy for people to remember, with IP addresses that are more difficult to remember. Name ...

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 ...

Dig is a powerful and flexible tool for interrogating domain name system (DNS) servers. In this post, we’ll take a deep dive into how it works and what it can tell you. Dig is a powerful and flexible ...

"I fixed the DNS, but my PC is still returning the old IP.""It opens on my colleague's screen, but not on mine."In situations ...

IPv6 is the next-generation protocol designed by the Internet Engineering Task Force (IETF) to replace IPv4, the current version of the Internet Protocol. IPv4 has been remarkably resilient. However, ...

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 ...

Researchers from Tsinghua University and the University of California have identified a new method that can be used to conduct DNS cache poisoning attacks. The new discovery revives a 2008 bug that ...

Is it weird to say that DNS is my favorite protocol? Because DNS is my favorite protocol. There's something about the simplicity of UDP packets combined with the power of a service that the entire ...

Anyone between you and the DNS server can tell which websites you visit.

With the latest iteration of Ubuntu comes much change. Jack Wallen shows you how DNS nameserver entries are now configured for networking interfaces in Ubuntu Server 18.04. For years, whenever I ...