Registro IPv4
host: goodinfriends.com
class: IN
ttl: 1800
type: A
ip: 218.146.5.26

Servidores DNS Principal (mname) y Secundario (rname)
host: goodinfriends.com
class: IN
ttl: 1800
type: SOA
mname: goodinfriends.com
rname: postmaster.goodinfriends.com
serial: 20190611
refresh: 10800
retry: 3600
expire: 3600000
minimum-ttl: 43200