Registro IPv4
host: netopt.ru
class: IN
ttl: 5037
type: A
ip: 37.18.74.99

Servidores DNS Principal (mname) y Secundario (rname)
host: netopt.ru
class: IN
ttl: 900
type: SOA
mname: dns1.yandex.net
rname: dns-hosting.yandex.ru
serial: 72
refresh: 900
retry: 90
expire: 86400
minimum-ttl: 900

Servidor de Correo
host: netopt.ru
class: IN
ttl: 21600
type: MX
pri: 10
target: mx.yandex.ru

Información TXT
host: netopt.ru
class: IN
ttl: 21600
type: TXT
txt: v=spf1 ip4:5.8.212.201 ip4:194.247.55.20 ip4:5.8.203.172 ip4:37.18.74.99 include:_spf.yandex.net include:spf.unisender.com ~all
entries: Array