Registro DMARC
v=DMARC1; p=none; aspf=r; adkim=r;

Registro IPv4
host: codeforteens.com
class: IN
ttl: 4309
type: A
ip: 35.215.88.10

Servidores DNS Principal (mname) y Secundario (rname)
host: codeforteens.com
class: IN
ttl: 86400
type: SOA
mname: ns1.siteground.net
rname: root.usm5.siteground.biz
serial: 2020012282
refresh: 86400
retry: 7200
expire: 3600000
minimum-ttl: 86400

Servidor de Correo
host: codeforteens.com
class: IN
ttl: 21600
type: MX
pri: 20
target: mx20.antispam.mailspamprotection.com

Servidor de Correo
host: codeforteens.com
class: IN
ttl: 21600
type: MX
pri: 10
target: mx10.antispam.mailspamprotection.com

Servidor de Correo
host: codeforteens.com
class: IN
ttl: 21600
type: MX
pri: 30
target: mx30.antispam.mailspamprotection.com

Información TXT
host: codeforteens.com
class: IN
ttl: 21600
type: TXT
txt: v=spf1 ip4:37.60.251.233 +a +mx +a:usm5.siteground.biz  include:codeforteens.com.spf.auto.dnssmarthost.net ~all
entries: Array