Registro DMARC
v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s;pct=100;fo=0;rf=afrf;ri=86400

Registro IPv4
host: teach-this.com
class: IN
ttl: 300
type: A
ip: 104.26.3.21

Registro IPv4
host: teach-this.com
class: IN
ttl: 300
type: A
ip: 172.67.68.37

Registro IPv4
host: teach-this.com
class: IN
ttl: 300
type: A
ip: 104.26.2.21

Servidores DNS Principal (mname) y Secundario (rname)
host: teach-this.com
class: IN
ttl: 1800
type: SOA
mname: george.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2375759224
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: teach-this.com
class: IN
ttl: 300
type: MX
pri: 1
target: _dc-mx.698037fa21cd.teach-this.com

Información TXT
host: teach-this.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:_spf.mlsend.com +a +mx +ip4:104.152.108.231 ~all
entries: Array

Registro IPv6
host: teach-this.com
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:20::681a:215

Registro IPv6
host: teach-this.com
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:20::681a:315

Registro IPv6
host: teach-this.com
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:20::ac43:4425