If you've heard or seen the term DNS or DNS server on your computer, you may be wondering what it means, and how it affects your internet.

DNS underpins all important services that run over the internet, including the World Wide Web, email, messaging and more. In some cases, you can tell that a service relies on DNS because the addresses ...

The Domain Name System (DNS) is a distributed database system used to translate hostnames (i.e., www.purdue.edu) to IP addresses (i.e., 172.31.9.5) and to translate IP addresses back to hostnames. The ...

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If you want to be a sysadmin or network administrator of any kind, there’s a fundamental technology you really need to understand—DNS, the Domain Name System. There was a time when a sysadmin with no ...

On a daily basis, you probably type dozens of URLs into your browser to get the websites where you read the news, check your email, access your bank records, and shop online. But chances are you don’t ...

Two recent events are once again bringing the internet’s foundational Domain Name System into the news, and not in a good way. The first event involving the DNS last week was a warning from the ...