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 ...

Our DNS is working. Our clients can access our Web site, our secure e-commerce service, our FTP servers and our LDAP services. Our people can e-mail and browse the Web, and our VoIP system is fully ...

If you've ever had the inclination to look up information using the shell prompt, the Command-Line Fu site explains how to query Wikipedia using the built-in dig utility. The idea is simple—you can ...

Security practitioners for decades have advised people to limit DNS queries against their DNS servers to only use UDP port 53. The reality is that DNS queries can also use TCP port 53 if UDP port 53 ...