Registro DMARC
v=DMARC1; p=reject; rua=mailto:ReportingDMARCPPA@naturgy.com; ruf=mailto:ReportingDMARCPPA@naturgy.com; fo=1

Servidores DNS Principal (mname) y Secundario (rname)
host: gasnaturalfenosa.es
class: IN
ttl: 3600
type: SOA
mname: dnsinet01.gasnatural.com
rname: please_set_email.absolutely.nowhere
serial: 405
refresh: 10800
retry: 3600
expire: 1209600
minimum-ttl: 900

Información TXT
host: gasnaturalfenosa.es
class: IN
ttl: 3600
type: TXT
txt: v=spf1 -all
entries: Array

Información TXT
host: gasnaturalfenosa.es
class: IN
ttl: 3600
type: TXT
txt: 1d2grs7sjq2101qmb5h113xlqxhxtltc
entries: Array

Información TXT
host: gasnaturalfenosa.es
class: IN
ttl: 3600
type: TXT
txt: 5gzf8mnz57zbmkfdt3ym0vbrvjfxsp0h
entries: Array

Información TXT
host: gasnaturalfenosa.es
class: IN
ttl: 3600
type: TXT
txt: zt7zqbcpxsytvj7t0b1bs82xpqknywq8
entries: Array