SOA record is a type of resource record that is used by the Domain name system (DNS). Every domain name has an SOA record in its database. It indicates basic properties of the domain and the zone in which the domain is present. It helps to identify the base DNS information about the domain.
How to check SOA record using Linux terminal?
The SOA record can be found by using the commands such as dig or host in Linux and Unix like operating systems. This record specifies the information about a DNS zone such as the primary nameserver, email of the domain administrator, domain serial number and other timers related to refresh the zone.
The following command is used to check the SOA record for a domain in Linux terminal
dig yourdomainname.com SOA