Registro IPv4
host: rubinsystems.com
class: IN
ttl: 300
type: A
ip: 138.68.102.213

Servidores DNS Principal (mname) y Secundario (rname)
host: rubinsystems.com
class: IN
ttl: 1800
type: SOA
mname: carioca.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2351039850
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Registro IPv6
host: rubinsystems.com
class: IN
ttl: 300
type: AAAA
ipv6: 2a03:b0c0:3:d0::1745:a001