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: clarkmemorial.net
class: IN
ttl: 3600
type: A
ip: 208.91.197.27

Servidores DNS Principal (mname) y Secundario (rname)
host: clarkmemorial.net
class: IN
ttl: 3600
type: SOA
mname: ns1.dnsimple.com
rname: admin.dnsimple.com
serial: 1696945277
refresh: 86400
retry: 7200
expire: 604800
minimum-ttl: 300

Información TXT
host: clarkmemorial.net
class: IN
ttl: 90
type: TXT
txt: v=spf1 -all
entries: Array