Registro IPv4
host: internshipunion.com
class: IN
ttl: 900
type: A
ip: 156.236.112.133

Servidores DNS Principal (mname) y Secundario (rname)
host: internshipunion.com
class: IN
ttl: 600
type: SOA
mname: dns.4cun.com
rname: admin.internshipunion.com
serial: 1740327127
refresh: 3600
retry: 180
expire: 1209600
minimum-ttl: 600

Servidor de Correo
host: internshipunion.com
class: IN
ttl: 900
type: MX
pri: 10
target: mxbiz2.qq.com

Servidor de Correo
host: internshipunion.com
class: IN
ttl: 900
type: MX
pri: 5
target: mxbiz1.qq.com