A DNS server – short for Domain Name System server – helps your web browser connect to the internet and load websites properly.

The Domain Name System, like most pieces of the internet, was designed to be distributed across many computers. Concentration ...

When millions of people suddenly couldn't load familiar websites and apps during the Amazon Web Services, or AWS, outage on Oct. 20, 2025, the affected servers weren't actually down. The problem was ...

If you are new to DNS server knowledge, you probably didn’t know that you can change the DNS servers you use when browsing the internet. You might want to do this for a variety of reasons, including ...

When users connect to networks with a DHCP server such as those most home routers contain, they are provided with automatic configuration settings that include the essential IP address, network mask, ...

DNS failure is a failure to communicate between your device and a DNS server. When a DNS failure occurs, you can't reach the internet address you wanted to reach. As a viewer, this might mean you ...

I set up a DNS server with BIND on my ESXi home lab running on a Dell server. I also setup a secondary DNS server which is a slave to the primary, also a VM on the Dell. On the secondary, in ...