Registro DMARC
v=DMARC1; p=none; rua=mailto:postmaster@gcr77.shop; ruf=mailto:postmaster@gcr77.shop; fo=1

Servidores DNS Principal (mname) y Secundario (rname)
host: gcr77.shop
class: IN
ttl: 3601
type: SOA
mname: dns1.registrar-servers.com
rname: hostmaster.registrar-servers.com
serial: 1727842223
refresh: 43200
retry: 3600
expire: 604800
minimum-ttl: 3601

Información TXT
host: gcr77.shop
class: IN
ttl: 90
type: TXT
txt: v=spf1 ip4:172.105.39.155 -all
entries: Array