Registro IPv4
host: sfarma.ru
class: IN
ttl: 600
type: A
ip: 5.35.90.216

Servidores DNS Principal (mname) y Secundario (rname)
host: sfarma.ru
class: IN
ttl: 300
type: SOA
mname: ns1.beget.com
rname: hostmaster.beget.com
serial: 1776948895
refresh: 300
retry: 600
expire: 86400
minimum-ttl: 300