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

Registro IPv4
host: ptrcards.com
class: IN
ttl: 600
type: A
ip: 199.116.77.52

Servidores DNS Principal (mname) y Secundario (rname)
host: ptrcards.com
class: IN
ttl: 86400
type: SOA
mname: ns1.siteground.net
rname: root.serv01.siteground168.com
serial: 2020080710
refresh: 86400
retry: 7200
expire: 3600000
minimum-ttl: 86400

Servidor de Correo
host: ptrcards.com
class: IN
ttl: 86400
type: MX
pri: 20
target: mx20.antispam.mailspamprotection.com

Servidor de Correo
host: ptrcards.com
class: IN
ttl: 86400
type: MX
pri: 10
target: mx10.antispam.mailspamprotection.com

Servidor de Correo
host: ptrcards.com
class: IN
ttl: 86400
type: MX
pri: 30
target: mx30.antispam.mailspamprotection.com

Información TXT
host: ptrcards.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 +a +mx include:ptrcards.com.spf.auto.dnssmarthost.net ~all
entries: Array

Información TXT
host: ptrcards.com
class: IN
ttl: 300
type: TXT
txt: google-site-verification=hCuBx-L2_6aHNgZIj1jTmHY4CNR7vWiyGJLQvstIq3I
entries: Array