Registro DMARC
v=DMARC1; p=none; rua=mailto:skrill@gtoptions.com

Servidores DNS Principal (mname) y Secundario (rname)
host: gtoptions.com
class: IN
ttl: 3600
type: SOA
mname: ns35.domaincontrol.com
rname: dns.jomax.net
serial: 2021031513
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 600

Servidor de Correo
host: gtoptions.com
class: IN
ttl: 1800
type: MX
pri: 20
target: mailsec.protonmail.ch

Servidor de Correo
host: gtoptions.com
class: IN
ttl: 1800
type: MX
pri: 10
target: mail.protonmail.ch

Información TXT
host: gtoptions.com
class: IN
ttl: 1800
type: TXT
txt: v=spf1 include:_spf.protonmail.ch mx ~all
entries: Array

Información TXT
host: gtoptions.com
class: IN
ttl: 1800
type: TXT
txt: protonmail-verification=e58c697bd4937acb4206207e072be09120146781
entries: Array