Registro DMARC
v=spf1 a mx ip4:20.51.187.223 include:relay.mailchannels.net -all

Registro IPv4
host: Nehdeepsnow.com
class: IN
ttl: 3600
type: A
ip: 20.51.187.223

Servidores DNS Principal (mname) y Secundario (rname)
host: Nehdeepsnow.com
class: IN
ttl: 86400
type: SOA
mname: ns1079.ui-dns.biz
rname: hostmaster.1und1.com
serial: 2017060126
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 600

Servidor de Correo
host: Nehdeepsnow.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mx-biz.mail.am0.yahoodns.net