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 ...

Domain Name System (DNS) abuse is a persistent and growing internet security concern—87 percent of organizations suffered a DNS attack between 2020–21. What’s being done to address this rising tide of ...

Microsoft says a mishap during a DNS migration was behind a nearly two-hour Azure outage on May 2, between 19:43 and 22:35 UTC. The global incident impacted a whole range of Microsoft cloud services, ...

According to CISA, most cyberattacks, including ransomware and BEC, start with phishing. The losses companies are experiencing due to ransomware are exceeding billions annually. In response, ...

Because of its universality, DNS has become a natural enforcement layer for network policies, whether for security, compliance, productivity or digital well-being.

I don't typically delve into technical issues in this column, but this month I'm going to take a shallow dive because there's an important issue that I think government CIOs, especially state CIOs, ...

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 ...

Domain Name System (DNS) servers translate human readable host or domain names to numeric IP addresses. Drexel IT Networking manages domain name servers used by the university. At start-up time, most ...

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 ...