Registro DMARC
v=DMARC1; p=quarantine; pct=100

Registro IPv4
host: l7.tel
class: IN
ttl: 300
type: A
ip: 172.67.205.158

Registro IPv4
host: l7.tel
class: IN
ttl: 300
type: A
ip: 104.21.77.80

Servidores DNS Principal (mname) y Secundario (rname)
host: l7.tel
class: IN
ttl: 1800
type: SOA
mname: harmony.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2418229179
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: l7.tel
class: IN
ttl: 300
type: MX
pri: 5
target: mail.l7.tel

Información TXT
host: l7.tel
class: IN
ttl: 300
type: TXT
txt: google-site-verification=ddxaznTV50iSbARI3pDi71yUPAa89AOy3wOvzKDgtDM
entries: Array

Información TXT
host: l7.tel
class: IN
ttl: 300
type: TXT
txt: v=spf1 a mx ip4:132.145.208.119 -all
entries: Array