Registro IPv4
host: friday.com
class: IN
ttl: 3600
type: A
ip: 159.25.16.254

Servidores DNS Principal (mname) y Secundario (rname)
host: friday.com
class: IN
ttl: 21600
type: SOA
mname: x.ns.joker.com
rname: hostmaster.joker.com
serial: 2024021674
refresh: 14400
retry: 3600
expire: 604800
minimum-ttl: 300