Registro DMARC
v=DMARC1;  p=reject; fo=1; ri=3600; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com

Registro IPv4
host: landmarkmedicalma.org
class: IN
ttl: 7200
type: A
ip: 208.91.197.39

Servidores DNS Principal (mname) y Secundario (rname)
host: landmarkmedicalma.org
class: IN
ttl: 14400
type: SOA
mname: dns1.cscdns.net
rname: hostmaster.cscdns.net
serial: 2023122006
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 14400

Servidor de Correo
host: landmarkmedicalma.org
class: IN
ttl: 300
type: MX
pri: 5
target: mxa-0077b904.gslb.pphosted.com

Servidor de Correo
host: landmarkmedicalma.org
class: IN
ttl: 300
type: MX
pri: 5
target: mxb-0077b904.gslb.pphosted.com

Información TXT
host: landmarkmedicalma.org
class: IN
ttl: 14400
type: TXT
txt: v=spf1 include:spf.protection.outlook.com include:_spf.echoworx.com include:_spfae.corpmailsvcs.com -all
entries: Array

Información TXT
host: landmarkmedicalma.org
class: IN
ttl: 14400
type: TXT
txt: logmein-verification-code=a938e71b-831b-4fb0-936e-288d554d7ebb
entries: Array