Registro IPv4
host: www.my.mail.ru
class: IN
ttl: 90
type: A
ip: 94.100.180.39

host: my.mail.ru
class: IN
ttl: 500
type: CNAME
target: www.my.mail.ru

Servidores DNS Principal (mname) y Secundario (rname)
host: www.my.mail.ru
class: IN
ttl: 90
type: SOA
mname: bns1.mail.ru
rname: hostmaster.mail.ru
serial: 3208102606
refresh: 300
retry: 900
expire: 172800
minimum-ttl: 300