Registro DMARC
v=DMARC1;p=quarantine

Registro IPv4
host: letrain.com
class: IN
ttl: 3600
type: A
ip: 83.166.138.100

Servidores DNS Principal (mname) y Secundario (rname)
host: letrain.com
class: IN
ttl: 63620
type: SOA
mname: ns1.infomaniak.ch
rname: hostmaster.infomaniak.ch
serial: 2026092120
refresh: 10800
retry: 3600
expire: 605800
minimum-ttl: 86400

Servidor de Correo
host: letrain.com
class: IN
ttl: 63620
type: MX
pri: 5
target: mta-gw.infomaniak.ch

Información TXT
host: letrain.com
class: IN
ttl: 63620
type: TXT
txt: v=spf1 include:spf.infomaniak.ch ?all
entries: 

Registro IPv6
host: letrain.com
class: IN
ttl: 300
type: AAAA
ipv6: 2001:1600:4:13:1a66:daff:feaf:fceb