DNS resolvers play a key role in converting Web links to IP addresses, acting as a link between your computer and the Internet's DNS infrastructure. A DNS resolver is a local server that stores a ...

There has been a long history of attacks on the Domain Name System ranging from brute-force denial-of-service attacks to targeted attacks requiring specialized software. In July 2008 a new DNS ...

We may receive a commission on purchases made from links. The Internet has roots reaching back to the late 1950s, but the World Wide Web wasn't made publicly accessible until 1993. We now rely on the ...

How does anyone in IT who works with either email or DNS not know how reverse DNS lookups work? Even worse yet not know what a reverse DNS lookup even is. It boggles my mind when I have to explain ...

A DNS server – short for Domain Name System server – converts web addresses into IP addresses. Without a DNS server, you won't be able to connect to any websites. If you're having issues with your ...

The DNS-over-HTTPS (DoH) protocol is currently the talk of the town, and the Firefox browser is the only one to support it. However, the feature is not enabled by default for Firefox users, who will ...

Monday, 9 July, was supposed to be ‘Internet Doomsday’ when the US’ Federal Bureau of Investigation (FBI) was to shut down servers associated with the DNSChanger malware. As a result, computers ...

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'm having DNS issues with two of our websites. The project is eliminating our hosting provider and bringing everything in-house. I'm tasked with reconfiguring the nameservers for those domains and ...