Registro IPv4
host: rx-discount.com
class: IN
ttl: 300
type: A
ip: 91.224.92.40

Servidores DNS Principal (mname) y Secundario (rname)
host: rx-discount.com
class: IN
ttl: 3600
type: SOA
mname: dns.true-dns.com
rname: admin.true-dns.com
serial: 2023091204
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600