Registro IPv4
host: 2013mail.ru
class: IN
ttl: 300
type: A
ip: 35.241.18.84

Servidores DNS Principal (mname) y Secundario (rname)
host: 2013mail.ru
class: IN
ttl: 1800
type: SOA
mname: bob.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2370989884
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: 2013mail.ru
class: IN
ttl: 300
type: MX
pri: 10
target: mail.2013mail.ru

Información TXT
host: 2013mail.ru
class: IN
ttl: 300
type: TXT
txt: v=spf1 mx a -all
entries: Array