Registro IPv4
host: cyberpetro.com
class: IN
ttl: 1711
type: A
ip: 211.57.203.131

Servidores DNS Principal (mname) y Secundario (rname)
host: cyberpetro.com
class: IN
ttl: 21600
type: SOA
mname: ns.readershp.com
rname: mail.readershp.com
serial: 2016071801
refresh: 3600
retry: 1800
expire: 3600
minimum-ttl: 3600

Servidor de Correo
host: cyberpetro.com
class: IN
ttl: 21600
type: MX
pri: 10
target: mail.cyberpetro.com

Información TXT
host: cyberpetro.com
class: IN
ttl: 21600
type: TXT
txt: v=spf1 ip4:211.57.203.131 ip4:211.57.203.134 ~all
entries: Array