Registro DMARC
v=DMARC1; p=quarantine; adkim=s; aspf=s

Registro IPv4
host: senteacher.org
class: IN
ttl: 86400
type: A
ip: 96.126.109.186

Servidores DNS Principal (mname) y Secundario (rname)
host: senteacher.org
class: IN
ttl: 120
type: SOA
mname: ns1.linode.com
rname: site.senteacher.org
serial: 2021000026
refresh: 14400
retry: 14400
expire: 1209600
minimum-ttl: 120

Servidor de Correo
host: senteacher.org
class: IN
ttl: 120
type: MX
pri: 10
target: mail.senteacher.org

Información TXT
host: senteacher.org
class: IN
ttl: 120
type: TXT
txt: v=spf1 +a +mx +a:cognable.net a:senteacher.org -all
entries: Array