Get ready to learn about a built-in utility tool that you can find on most Linux distros and use for domain probing. The tool is called Dig.
What is the Dig command?
Dig command is a built-in Linux command that you can access through the Terminal application and perform DNS queries. The full name is Domain Information Groper. You can troubleshoot your domain, get all kinds of information about it, including DNS records, name servers, and general network data. What is awesome about it is that it has more functionality than some other built-in tools like nslookup, and it is very easy to use. This is why many network administrators are using it daily, despite its basic command-line interface.
If you are interested in Dig commands we recommend you to look at this article – 10 most used Dig commands!
