Registro DMARC
v=DMARC1; p=none; rua=mailto:postmaster@astec-eco.co.jp

Registro IPv4
host: astec-eco.co.jp
class: IN
ttl: 3600
type: A
ip: 160.251.152.171

Servidores DNS Principal (mname) y Secundario (rname)
host: astec-eco.co.jp
class: IN
ttl: 3600
type: SOA
mname: ns1.cbsv.jp
rname: hostmaster.astec-eco.co.jp
serial: 2023040709
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: astec-eco.co.jp
class: IN
ttl: 3600
type: MX
pri: 20
target: astec-eco.co.jp

Servidor de Correo
host: astec-eco.co.jp
class: IN
ttl: 3600
type: MX
pri: 10
target: mail.astec-eco.co.jp

Información TXT
host: astec-eco.co.jp
class: IN
ttl: 3600
type: TXT
txt: v=spf1 ip4: 160.251.152.171 include:_spf.cbsv.jp ~all
entries: Array