Registro IPv4
host: by3k.com
class: IN
ttl: 596
type: A
ip: 160.153.138.219

Servidores DNS Principal (mname) y Secundario (rname)
host: by3k.com
class: IN
ttl: 3596
type: SOA
mname: ns21.domaincontrol.com
rname: dns.jomax.net
serial: 2020121905
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 600