Registro DMARC
v=DMARC1; p=none; sp=none; ruf=mailto:acr@tier1.es; rua=mailto:acr@tier1.es

Registro IPv4
host: tier1.es
class: IN
ttl: 300
type: A
ip: 195.77.156.166

Servidores DNS Principal (mname) y Secundario (rname)
host: tier1.es
class: IN
ttl: 21600
type: SOA
mname: ns-cloud-e1.googledomains.com
rname: cloud-dns-hostmaster.google.com
serial: 1
refresh: 21600
retry: 3600
expire: 259200
minimum-ttl: 300

Servidor de Correo
host: tier1.es
class: IN
ttl: 3600
type: MX
pri: 10
target: tier1-es.mail.protection.outlook.com

Información TXT
host: tier1.es
class: IN
ttl: 300
type: TXT
txt: google-site-verification=4SQwU0DYJzK0HzULZ-dOSuWFPwPAJV_UtEVOtUmBqs
entries: Array

Información TXT
host: tier1.es
class: IN
ttl: 300
type: TXT
txt: atlassian-domain-verification=aoBsDwqg9pXRnQWy/ht2EhpuXluZ4PwAYgQuZzkoHyXb0mLKxEK8rBxbXDCQp2dL
entries: Array

Información TXT
host: tier1.es
class: IN
ttl: 300
type: TXT
txt: Sendinblue-code:313410330a0bbf4ae6bb71191447e13e
entries: Array

Información TXT
host: tier1.es
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:spf.sendinblue.com include:spf.protection.outlook.com mx/26 -all
entries: Array