Registro DMARC
v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com

Registro IPv4
host: emd-cwfc.com
class: IN
ttl: 21600
type: A
ip: 99.83.176.46

Servidores DNS Principal (mname) y Secundario (rname)
host: emd-cwfc.com
class: IN
ttl: 1800
type: SOA
mname: keenan.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2340222896
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800