Registro IPv4
host: sendtc.com
class: IN
ttl: 77689
type: A
ip: 114.108.128.187

Servidores DNS Principal (mname) y Secundario (rname)
host: sendtc.com
class: IN
ttl: 77690
type: SOA
mname: ns.815net.com
rname: master.815net.com
serial: 2018091076
refresh: 28800
retry: 14400
expire: 3600000
minimum-ttl: 3600

Servidor de Correo
host: sendtc.com
class: IN
ttl: 77690
type: MX
pri: 5
target: mail.sendtc.com

Información TXT
host: sendtc.com
class: IN
ttl: 77691
type: TXT
txt: v=spf1 mx ip4:114.108.128.187 ~all
entries: Array