A key component of the Internet and how it works revolves around the Domain Name System, otherwise known as DNS. The underlying technology behind the Internet, is that when a computer needs to ...

Delegated to IT’s Infrastructure Services (ITIS) group at Purdue, the domain name system is a distributed database system for translating hostnames and IP addresses.

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 ...

For example, Infoblox found cybercriminal groups using a Sitting Duck domain called clickermediacorp [.]com, which was a CBS Interactive Inc. domain initially registered in 2009 at GoDaddy.

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 ...

The Domain Name System (DNS), one of the foundations of the internet, resolves the names of internet sites with their underlying IP addresses, adding efficiency and security in the process.

For years, we've used the obscure 192.168.x.x IP address to identify your local network. ICANN, which oversees the Internet, has proposed a new .INTERNAL domain to make it clearer.

Let's Encrypt, a certificate authority (CA) known for its free TLS/SSL certificates, has begun issuing digital certificates ...

The answer to these questions is probably no. Few people know much, if anything, about the Internet’s Domain Name System, or DNS, which helps keep the Internet working on a technical level.

Here's a quick video example of how to do an Ubuntu hosts file edit. This is useful for development and testing when a developer wants to mimic a production domain name locally.