DNS zone record is a zone file that contains the mapping between the domain and sub-domain to an IP address or other resources that is organised in the form of text representations of resource records. There various type of zone records widely supported such as A for IPv4 address, AAAA for IPv6 address, CNAME, MX, NS, SOA, PTR, TXT, SRV and many more. If you wish to find out the details about the list of types supported, please go to https://doc.powerdns.com/md/types/