Registro DMARC
v=DMARC1; p=quarantine

Servidores DNS Principal (mname) y Secundario (rname)
host: upao.pe
class: IN
ttl: 3600
type: SOA
mname: ns.upao.edu.pe
rname: hostmaster.upao.edu.pe
serial: 21
refresh: 900
retry: 600
expire: 86400
minimum-ttl: 3600

Información TXT
host: upao.pe
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:_spf.google.com ip4:200.48.200.148 ~all
entries: Array

Información TXT
host: upao.pe
class: IN
ttl: 3600
type: TXT
txt: google-site-verification=sn_iXAYfpo0JxrMKCggSXRly5ywlzm9J-2V_dgSCMqY
entries: Array