Registro DMARC
v=DMARC1; p=none; aspf=s; adkim=s; rua=mailto:ishikawa-kyousei@www2528.sakura.ne.jp

Registro IPv4
host: kyousei21.com
class: IN
ttl: 3600
type: A
ip: 210.224.185.168

Servidores DNS Principal (mname) y Secundario (rname)
host: kyousei21.com
class: IN
ttl: 3600
type: SOA
mname: master.dns.ne.jp
rname: tech.sakura.ad.jp
serial: 2024102801
refresh: 3600
retry: 900
expire: 3600000
minimum-ttl: 3600

Servidor de Correo
host: kyousei21.com
class: IN
ttl: 3600
type: MX
pri: 10
target: kyousei21.com

Información TXT
host: kyousei21.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 a:www2528.sakura.ne.jp mx ip4:210.224.185.168 include:_spf.google.com ~all
entries: Array