Registro DMARC
v=DMARC1; p=none; rua=mailto:hostmaster@btf.it; sp=none

Registro IPv4
host: btf.it
class: IN
ttl: 300
type: A
ip: 172.67.220.18

Registro IPv4
host: btf.it
class: IN
ttl: 300
type: A
ip: 104.21.45.235

Servidores DNS Principal (mname) y Secundario (rname)
host: btf.it
class: IN
ttl: 1800
type: SOA
mname: igor.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2416817814
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: btf.it
class: IN
ttl: 300
type: MX
pri: 10
target: in.arubabusiness.it

Información TXT
host: btf.it
class: IN
ttl: 300
type: TXT
txt: v=spf1 a mx ip4:85.235.146.229 ip4:109.233.125.125 ip4:142.132.228.68 ip6:2a01:4f8:c010:604f::1 ip4:195.88.6.186 ip4:195.88.6.188 include:_spf.arubabusiness.it  include:_spf.elasticemail.com ~all
entries: Array