Registro DMARC
v=spf1 a:dns.a-city.info ~all

Registro IPv4
host: a-city.info
class: IN
ttl: 3600
type: A
ip: 173.232.161.98

Servidores DNS Principal (mname) y Secundario (rname)
host: a-city.info
class: IN
ttl: 3600
type: SOA
mname: dns.a-city.info
rname: hostmaster.a-city.info
serial: 1389017869
refresh: 43200
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: a-city.info
class: IN
ttl: 3600
type: MX
pri: 0
target: mx.a-city.info

Información TXT
host: a-city.info
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a:dns.a-city.info ~all
entries: Array