Servidores DNS Principal (mname) y Secundario (rname)
host: smart2020.org
class: IN
ttl: 3601
type: SOA
mname: dns1.registrar-servers.com
rname: hostmaster.registrar-servers.com
serial: 1625027518
refresh: 43200
retry: 3600
expire: 604800
minimum-ttl: 3601

Servidor de Correo
host: smart2020.org
class: IN
ttl: 1800
type: MX
pri: 10
target: eforward1.registrar-servers.com

Servidor de Correo
host: smart2020.org
class: IN
ttl: 1800
type: MX
pri: 10
target: eforward2.registrar-servers.com

Servidor de Correo
host: smart2020.org
class: IN
ttl: 1800
type: MX
pri: 20
target: eforward5.registrar-servers.com

Servidor de Correo
host: smart2020.org
class: IN
ttl: 1800
type: MX
pri: 10
target: eforward3.registrar-servers.com

Servidor de Correo
host: smart2020.org
class: IN
ttl: 1800
type: MX
pri: 15
target: eforward4.registrar-servers.com

Información TXT
host: smart2020.org
class: IN
ttl: 1800
type: TXT
txt: v=spf1 include:spf.efwd.registrar-servers.com ~all
entries: Array