Registro DMARC
value: v=DMARC1; p=quarantine; rua=mailto:catchall@holdco.co

Registro DMARC
value: v=DMARC1; p=quarantine; rua=mailto:catchall@holdco.co

Registro IPv4
host: holdco.co
class: IN
ttl: 300
type: A
ip: 51.89.14.239

Servidores DNS Principal (mname) y Secundario (rname)
host: holdco.co
class: IN
ttl: 1800
type: SOA
mname: bailey.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2357930388
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: holdco.co
class: IN
ttl: 300
type: MX
pri: 0
target: holdco-co.mail.protection.outlook.com

Información TXT
host: holdco.co
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:spf.protection.outlook.com -all
entries: Array

Información TXT
host: holdco.co
class: IN
ttl: 300
type: TXT
txt: google-site-verification=f2wfGaJc8Kob4rOhLMwuD184ODE-6oniz1BEw7KYMrI
entries: Array