Registro IPv4
host: challengeemo.com
class: IN
ttl: 3600
type: A
ip: 162.43.118.145

Servidores DNS Principal (mname) y Secundario (rname)
host: challengeemo.com
class: IN
ttl: 3600
type: SOA
mname: ns1.xserver.jp
rname: root.xserver.jp
serial: 0
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: challengeemo.com
class: IN
ttl: 3600
type: MX
pri: 0
target: challengeemo.com

Información TXT
host: challengeemo.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 +a:sv13464.xserver.jp +a:challengeemo.com +mx include:spf.sender.xserver.jp ~all
entries: Array