Registro DMARC
v=DMARC1; p=quarantine

Servidores DNS Principal (mname) y Secundario (rname)
host: urichoffice.com
class: IN
ttl: 21600
type: SOA
mname: ns1.he.net
rname: hostmaster.he.net
serial: 2026012300
refresh: 86400
retry: 7200
expire: 3600000
minimum-ttl: 172800

Servidor de Correo
host: urichoffice.com
class: IN
ttl: 300
type: MX
pri: 5
target: mail.urichoffice.com

Información TXT
host: urichoffice.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 mx a ip4:71.43.252.112/29 ip4:199.26.76.32/28 -all
entries: Array

Información TXT
host: urichoffice.com
class: IN
ttl: 300
type: TXT
txt: yahoo-verification-key=0jSh+IBDBfneRDNVdi0phdPRK93Q8C4wu2qBKb9RjUU=
entries: Array