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: nbcchicago.com
class: IN
ttl: 90
type: A
ip: 23.220.153.31

Servidores DNS Principal (mname) y Secundario (rname)
host: nbcchicago.com
class: IN
ttl: 17352
type: SOA
mname: ns1.nbcuni.com
rname: domain\.admin.nbcuni.com
serial: 2014091860
refresh: 900
retry: 3600
expire: 2592000
minimum-ttl: 900

Servidor de Correo
host: nbcchicago.com
class: IN
ttl: 99
type: MX
pri: 10
target: mxb-00176a04.gslb.pphosted.com

Servidor de Correo
host: nbcchicago.com
class: IN
ttl: 99
type: MX
pri: 10
target: mxa-00176a04.gslb.pphosted.com

Servidor de Correo
host: nbcchicago.com
class: IN
ttl: 99
type: MX
pri: 20
target: mx0b-00176a04.pphosted.com

Servidor de Correo
host: nbcchicago.com
class: IN
ttl: 99
type: MX
pri: 20
target: mx0a-00176a04.pphosted.com

Información TXT
host: nbcchicago.com
class: IN
ttl: 99
type: TXT
txt: v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
entries: Array

Información TXT
host: nbcchicago.com
class: IN
ttl: 99
type: TXT
txt: _t0z2q3kdxggdmd04iw7ihukwywrtado
entries: Array

Información TXT
host: nbcchicago.com
class: IN
ttl: 99
type: TXT
txt: MS=ms59820124
entries: Array