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: centurylink.com
class: IN
ttl: 90
type: A
ip: 155.70.44.25

Registro IPv4
host: centurylink.com
class: IN
ttl: 90
type: A
ip: 155.70.55.25

Servidores DNS Principal (mname) y Secundario (rname)
host: centurylink.com
class: IN
ttl: 21600
type: SOA
mname: authns1.qwest.net
rname: abuse.aup.lumen.com
serial: 2250611000
refresh: 900
retry: 300
expire: 604800
minimum-ttl: 300

Servidor de Correo
host: centurylink.com
class: IN
ttl: 300
type: MX
pri: 10
target: mxb-007e5801.gslb.pphosted.com

Servidor de Correo
host: centurylink.com
class: IN
ttl: 300
type: MX
pri: 10
target: mxa-007e5801.gslb.pphosted.com

Registro IPv6
host: centurylink.com
class: IN
ttl: 90
type: AAAA
ipv6: 2001:428:b20:16:155:70:118:11

Registro IPv6
host: centurylink.com
class: IN
ttl: 90
type: AAAA
ipv6: 2001:428:b21:16:155:70:66:11