Registro DMARC
v=DMARC1; p=quarantine;

Registro IPv4
host: nguyenusa.com
class: IN
ttl: 90
type: A
ip: 89.106.200.1

Servidores DNS Principal (mname) y Secundario (rname)
host: nguyenusa.com
class: IN
ttl: 1654
type: SOA
mname: audrey.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2386281638
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: nguyenusa.com
class: IN
ttl: 3454
type: MX
pri: 10
target: mx1.mymangomail.com

Información TXT
host: nguyenusa.com
class: IN
ttl: 3454
type: TXT
txt: mail-host-verify=363a9fe
entries: Array

Información TXT
host: nguyenusa.com
class: IN
ttl: 3454
type: TXT
txt: v=spf1 include:spf.mymangomail.com -all
entries: Array

Registro IPv6
host: nguyenusa.com
class: IN
ttl: 25
type: AAAA
ipv6: 2a12:5240::1