Registro DMARC
v=DMARC1; p=reject; rua=mailto:rua28m0421@progist.in; ruf=mailto:ruf28m0421@progist.in; fo=1

Servidores DNS Principal (mname) y Secundario (rname)
host: heintra.net
class: IN
ttl: 7200
type: SOA
mname: ns11.adwebtech.com
rname: mustafa.haamid.hdfcergo.com
serial: 2024030101
refresh: 7200
retry: 7200
expire: 172800
minimum-ttl: 38400