Registro DMARC
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:dmarc@smtpauth.sysinf.ch; ruf=mailto:dmarc-forensic@smtpauth.sysinf.ch; rf=afrf; pct=20; ri=86400

Registro IPv4
host: sysinf.ch
class: IN
ttl: 3600
type: A
ip: 194.191.24.23

Servidores DNS Principal (mname) y Secundario (rname)
host: sysinf.ch
class: IN
ttl: 3600
type: SOA
mname: ns1
rname: hostmaster
serial: 89
refresh: 900
retry: 600
expire: 86400
minimum-ttl: 3600

Servidor de Correo
host: sysinf.ch
class: IN
ttl: 3600
type: MX
pri: 10
target: mx03.hornetsecurity.com

Servidor de Correo
host: sysinf.ch
class: IN
ttl: 3600
type: MX
pri: 10
target: mx02.hornetsecurity.com

Servidor de Correo
host: sysinf.ch
class: IN
ttl: 3600
type: MX
pri: 10
target: mx01.hornetsecurity.com

Servidor de Correo
host: sysinf.ch
class: IN
ttl: 3600
type: MX
pri: 10
target: mx04.hornetsecurity.com

Información TXT
host: sysinf.ch
class: IN
ttl: 3600
type: TXT
txt: v=spf1 mx ip4:118.20.49.195 ip4:194.191.24.23  include:_spf.senders.scnem.com ptr include:spf.hornetsecurity.com ~all
entries: v=spf1 mx ip4:118.20.49.195 ip4:194.191.24.23  include:_spf.senders.scnem.com ptr include:spf.hornetsecurity.com ~all