Registro DMARC
v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com

Registro IPv4
host: roominbox.com
class: IN
ttl: 14400
type: A
ip: 165.160.13.20

Registro IPv4
host: roominbox.com
class: IN
ttl: 14400
type: A
ip: 165.160.15.20

Servidores DNS Principal (mname) y Secundario (rname)
host: roominbox.com
class: IN
ttl: 1800
type: SOA
mname: kevin.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2360620083
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Información TXT
host: roominbox.com
class: IN
ttl: 21600
type: TXT
txt: v=spf1 -all
entries: Array