Registro DMARC
v=spf1 -all

Registro IPv4
host: classp.icu
class: IN
ttl: 3600
type: A
ip: 172.237.145.27

Registro IPv4
host: classp.icu
class: IN
ttl: 3600
type: A
ip: 172.234.199.15

Registro IPv4
host: classp.icu
class: IN
ttl: 3600
type: A
ip: 172.233.221.214

Registro CNAME (Alias)
host: de.classp.icu
class: IN
ttl: 3600
type: CNAME
target: classp.icu

Servidores DNS Principal (mname) y Secundario (rname)
host: classp.icu
class: IN
ttl: 90
type: SOA
mname: ns1.parklogic.com
rname: hostmaster.parklogic.com
serial: 2021051901
refresh: 7200
retry: 3600
expire: 604800
minimum-ttl: 600

Servidor de Correo
host: classp.icu
class: IN
ttl: 3600
type: MX
pri: 1
target: mail.eye-mail.net

Información TXT
host: classp.icu
class: IN
ttl: 90
type: TXT
txt: v=spf1 -all
entries: Array

Registro CNAME (Alias)
host: de.classp.icu
class: IN
ttl: 3599
type: CNAME
target: classp.icu