DNS zone transfer is a critical component for better performance of your Domain Name System. In this article we will take a look at why it is important and which are the most popular zone transfer types – AXFR and IXFR.
In case you are just starting managing your DNS, these DNS record types are fundamental. So, let’s explain a little bit more about them.
SOA record
The acronym SOA stands for Start Of Authority, and it is essential to explain this record first. With it, you can show the origin of the authority DNS zone. This DNS record holds inside very important information about the DNS zone. It is a must-have if you want your DNS network to operate normally. The SOA record points to the primary DNS server. In addition, it stores information for the domain administrator and contact information. It also includes parameters such as the domain serial number and how often it should refresh. It is important to note that there should be just one SOA record for a particular DNS zone.
Learn everything about the DNS SOA Record!