Learn how the internet works with a simple guide on DNS, IP addresses, and routing—explained clearly to show how online connections happen in seconds.

To understand why DNS failures can be so disruptive, it's helpful to know how the Domain Name System is constructed. The internet contains over 378 million registered domain names, far too many for a ...

Doug Jacobson does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

The economics of surveillance capitalism and a world of paranoid apps will transform the domain name system (DNS), says Geoff Huston, chief scientist at APNIC Labs, part of the Asia Pacific Network ...

The Linux host command can retrieve a lot of useful information from the domain name service, but has a lot of options that you need to understand to get started. The host command on Linux systems can ...

Well-publicized attacks against Domain Name System (DNS) root servers and top-level domains highlight the vulnerability of the DNS infrastructure. Many CIOs are looking for ways to ensure secure, ...

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 ...

Translating human-readable domain names into numerical IP addresses has long been fraught with gaping security risks. After all, lookups are rarely end-to-end encrypted. The servers providing domain ...

If you operate authoritative DNS infrastructure or utilize a service provided by another organization, make sure that infrastructure has the right defenses. The Fast Company Executive Board is a ...