Registro IPv4
host: mynewsletter.co.kr
class: IN
ttl: 300
type: A
ip: 122.99.173.48

Servidores DNS Principal (mname) y Secundario (rname)
host: mynewsletter.co.kr
class: IN
ttl: 300
type: SOA
mname: ns7.dnszi.com
rname: root.dnszi.com
serial: 2024032901
refresh: 43200
retry: 3600
expire: 1209600
minimum-ttl: 300

Servidor de Correo
host: mynewsletter.co.kr
class: IN
ttl: 300
type: MX
pri: 20
target: ALT.ASPMX.daum.net

Servidor de Correo
host: mynewsletter.co.kr
class: IN
ttl: 300
type: MX
pri: 10
target: ASPMX.daum.net

Información TXT
host: mynewsletter.co.kr
class: IN
ttl: 300
type: TXT
txt: v=spf1 ip4:122.99.173.45  ip4:122.99.173.46  ip4:122.99.173.47 ip4:122.99.173.48 ip4:122.99.173.49 ip4:122.99.173.50  ip4:122.99.173.51 ip4:122.99.173.52   ip4:122.99.173.55 ip4:122.99.173.56   -all
entries: Array

Información TXT
host: mynewsletter.co.kr
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:_spf.daum.net ~all
entries: Array