Registro DMARC
v=spf1 ip4:183.110.224.0/24 ip4:175.126.146.0/24 ip4:112.175.12.0/24 ip4:118.219.233.0/24 ~all

Registro IPv4
host: postelkr.com
class: IN
ttl: 702
type: A
ip: 203.245.24.35

Servidores DNS Principal (mname) y Secundario (rname)
host: postelkr.com
class: IN
ttl: 1800
type: SOA
mname: postelkr.com
rname: postmaster.postelkr.com
serial: 20210224
refresh: 10800
retry: 3600
expire: 3600000
minimum-ttl: 43200

Servidor de Correo
host: postelkr.com
class: IN
ttl: 1800
type: MX
pri: 10
target: webmail.postelkr.com

Información TXT
host: postelkr.com
class: IN
ttl: 1800
type: TXT
txt: v=spf1 ip4:183.110.224.0/24 ip4:175.126.146.0/24 ip4:112.175.12.0/24 ip4:118.219.233.0/24 ~all
entries: Array