Registro IPv4
host: iphone.es
class: IN
ttl: 3600
type: A
ip: 17.253.142.4

Servidores DNS Principal (mname) y Secundario (rname)
host: iphone.es
class: IN
ttl: 3600
type: SOA
mname: usmsc2-extxfr-001.dns.apple.com
rname: hostmaster.apple.com
serial: 49
refresh: 1800
retry: 900
expire: 2419200
minimum-ttl: 1800