Registro IPv4
host: oldbooks.ru
class: IN
ttl: 3600
type: A
ip: 80.78.248.164

Servidores DNS Principal (mname) y Secundario (rname)
host: oldbooks.ru
class: IN
ttl: 3600
type: SOA
mname: 80-78-248-164.ovz.vps.regruhosting.ru
rname: root.example.com
serial: 2020031112
refresh: 3600
retry: 3600
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: oldbooks.ru
class: IN
ttl: 3600
type: MX
pri: 10
target: emx.mail.ru

Información TXT
host: oldbooks.ru
class: IN
ttl: 3600
type: TXT
txt: v=spf1 redirect=_spf.mail.ru
entries: Array

Información TXT
host: oldbooks.ru
class: IN
ttl: 3600
type: TXT
txt: v=spf1 ip4:80.78.248.164 a mx ~all
entries: Array

Registro IPv6
host: oldbooks.ru
class: IN
ttl: 3600
type: AAAA
ipv6: 2a00:f940:2:1:2::1:3165