Nslookup command explained
The Nslookup command is a helpful and very useful tool with a command-line interface (CLI). The abbreviation “nslookup” is short for “name server look up”. Typically, it is utilized for finding the IP address of a particular host or performing a Reverse DNS Lookup which is a process of finding a domain name that is associated with an IP address (IPv4 or IPv6). In most cases, it is pre-built on almost every operating system (OS). That is why it is a very popular choice for administrators.
One of the most important DNS records to understand and know is the MX record. Any activity you want to perform that involves domains requires DNS records. So, let’s look at what it’s for and why it’s necessary.
What is a DNS MX record?
The DNS MX record (Mail Exchanger) is a DNS resource record that identifies a host by its hostname and accepts incoming emails for a specific domain name. It creates a connection between the domain name and the inbound mail server.
What is MX record priority?
The majority of today’s Internet traffic is routed through IPv4. This makes it extremely important and necessary. Today, in our article, we will look in-depth at its representation.
What does IPv4 mean?
IPv4 is an abbreviation for Internet Protocol version 4. It is the most common and widely used method. It was due to the advancement of TCP/IP. In 1982, SATNET, an early satellite network that shaped an earlier segment of the Internet, used it for the first time.
Learn more about the beginning of IPv4