Popular DNS record types you can check through your Linux device

There are a lot of different DNS record types. Yet, some of them are more well-known. That is because they are more commonly implemented in DNS (Domain Name System) configurations. So, let’s explain a little bit more about the most popular DNS record types: 

NS record

For this record, NS stands for Name Server. Its main goal is to indicate the Authoritative DNS server for a domain name. The NS record is also one of the crucial DNS record types for achieving proper DNS configuration.

How to perform Reverse DNS lookup in Linux?

Reverse DNS lookup is another interesting topic that is not often discussed. As a Linux user, you have several different options to perform it. So, let’s talk a little bit more about it and how you can do it.

Reverse DNS – What is it? 

Reverse DNS or rDNS is a very beneficial service that supplies Reverse DNS zones for your domain name. The Reverse DNS zones are required for storing PTR records which are utilized for verification purposes. For instance, to check the IP address and if it points to the proper hostname.

Linux host command explained

What is the Linux host command?

The Linux Host command is utility software for DNS probing that you get pre-installed on most Linux distros like – Ubuntu, Linux Mint, Red Hat, CentOS, Arch Linux, and more.

Linux Host command can show you different information for the host, its IP addresses, DNS records, and check name servers.

It does not have a graphical interface, but its CLI is enough to display all the information needed. It is a very light and fast tool that can show you information about DNS records like A, AAAA, MX, NS, SOA, and more. You could have already guessed. It can show you information about the host like its IP addresses and more.

What is the purpose of the Linux Host command?