Registro DMARC
v=DMARC1; p=quarantine; fo=1; rua=mailto:dmarc_agg@auth.returnpath.net; ruf=mailto:dmarc_afrf@auth.returnpath.net

Registro IPv4
host: reademailnews.com
class: IN
ttl: 7200
type: A
ip: 208.91.197.27

Servidores DNS Principal (mname) y Secundario (rname)
host: reademailnews.com
class: IN
ttl: 7200
type: SOA
mname: NS21.WORLDNIC.com
rname: namehost.WORLDNIC.com
serial: 123112910
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600