Registro IPv4
host: topdoma.in
class: IN
ttl: 10800
type: A
ip: 184.168.109.253

Servidores DNS Principal (mname) y Secundario (rname)
host: topdoma.in
class: IN
ttl: 3600
type: SOA
mname: ns13.domaincontrol.com
rname: dns.jomax.net
serial: 2024052800
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 600