Registro DMARC
v=DMARC1; p=reject; sp=reject; rua=mailto:jn2qdxcl@ag.eu.dmarcadvisor.com,mailto:dmarc@inbound.mail.ziggo.com; ruf=mailto:jn2qdxcl@fr.eu.dmarcadvisor.com,mailto:dmarc@inbound.mail.ziggo.com;fo=1; adkim=s; aspf=s;

Servidores DNS Principal (mname) y Secundario (rname)
host: upcmail.nl
class: IN
ttl: 600
type: SOA
mname: ns1.upc.biz
rname: hostmaster.chello.com
serial: 2025061201
refresh: 600
retry: 1800
expire: 604800
minimum-ttl: 600

Servidor de Correo
host: upcmail.nl
class: IN
ttl: 575
type: MX
pri: 10
target: mxin10.ziggo.nl

Servidor de Correo
host: upcmail.nl
class: IN
ttl: 575
type: MX
pri: 5
target: mxin5.ziggo.nl

Información TXT
host: upcmail.nl
class: IN
ttl: 3600
type: TXT
txt: google-site-verification=mJWgp_l1CFaJH6q4BYyHhloEwPLzUDC6JDQzN4Jv_hU
entries: Array

Información TXT
host: upcmail.nl
class: IN
ttl: 3600
type: TXT
txt: v=spf1 redirect=smtp.spf.ziggo.nl
entries: Array

Información TXT
host: upcmail.nl
class: IN
ttl: 3600
type: TXT
txt: _g4urgri2bf4zi0m8wg5c44hahuaz644
entries: Array