Registro IPv4
host: school-175.ru
class: IN
ttl: 3600
type: A
ip: 178.210.70.166

Servidores DNS Principal (mname) y Secundario (rname)
host: school-175.ru
class: IN
ttl: 600
type: SOA
mname: ns3.nic.ru
rname: admin.school-175.ru
serial: 1690317688
refresh: 1440
retry: 3600
expire: 259200
minimum-ttl: 600