Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: forclassified.com
class: IN
ttl: 14400
type: A
ip: 142.171.160.220

Servidores DNS Principal (mname) y Secundario (rname)
host: forclassified.com
class: IN
ttl: 86400
type: SOA
mname: ns21.mynetdns.com
rname: srvmyne1.srv10.mynetdns.com
serial: 2025101002
refresh: 86400
retry: 7200
expire: 3600000
minimum-ttl: 86400

Servidor de Correo
host: forclassified.com
class: IN
ttl: 14400
type: MX
pri: 0
target: forclassified.com

Información TXT
host: forclassified.com
class: IN
ttl: 14400
type: TXT
txt: v=spf1 a mx ip4:142.171.160.220  ~all
entries: Array