Registro DMARC
v=DMARC1; p=none; rua=mailto:test@mathworksheets4kids.com;

Registro IPv4
host: mathworksheets4kids.com
class: IN
ttl: 21600
type: A
ip: 67.225.178.45

Servidores DNS Principal (mname) y Secundario (rname)
host: mathworksheets4kids.com
class: IN
ttl: 2560
type: SOA
mname: ns1.mathworksheets4kids.com
rname: hostmaster.mathworksheets4kids.com
serial: 1724676195
refresh: 7200
retry: 300
expire: 1209600
minimum-ttl: 10800

Servidor de Correo
host: mathworksheets4kids.com
class: IN
ttl: 21600
type: MX
pri: 20
target: mx2.emailsrvr.com

Servidor de Correo
host: mathworksheets4kids.com
class: IN
ttl: 21600
type: MX
pri: 10
target: mx1.emailsrvr.com

Información TXT
host: mathworksheets4kids.com
class: IN
ttl: 21600
type: TXT
txt: v=spf1 ip4:67.225.178.45 include:emailsrvr.com -all
entries: Array