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: mathway.com
class: IN
ttl: 90
type: A
ip: 44.230.192.13

Registro IPv4
host: mathway.com
class: IN
ttl: 90
type: A
ip: 52.89.155.119

Registro IPv4
host: mathway.com
class: IN
ttl: 90
type: A
ip: 54.71.161.45

Servidores DNS Principal (mname) y Secundario (rname)
host: mathway.com
class: IN
ttl: 900
type: SOA
mname: ns-513.awsdns-00.net
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: mathway.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mxb-00360d01.gslb.pphosted.com

Servidor de Correo
host: mathway.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mxa-00360d01.gslb.pphosted.com

Información TXT
host: mathway.com
class: IN
ttl: 3600
type: TXT
txt: MS=ms99215840
entries: Array

Información TXT
host: mathway.com
class: IN
ttl: 3600
type: TXT
txt: google-site-verification=BbN-hTMEjG1Z8KZZh-o1PHov4ZGJ3F6QID6AkXtRAto
entries: Array

Información TXT
host: mathway.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:sendgrid.net include:spf.mailengine1.com include:mailgun.org ~all
entries: Array