Registro IPv4
host: sigmaseedoutlook.com
class: IN
ttl: 21600
type: A
ip: 198.50.252.64

Servidores DNS Principal (mname) y Secundario (rname)
host: sigmaseedoutlook.com
class: IN
ttl: 21600
type: SOA
mname: ns1.instradns.com
rname: root.instra.com
serial: 2020082401
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: sigmaseedoutlook.com
class: IN
ttl: 21600
type: MX
pri: 10
target: mail.sigmaseedoutlook.com