Registro DMARC
v=DMARC1; p=quarantine; pct=100; rua=mailto:admin@smath.com

Registro IPv4
host: smath.com
class: IN
ttl: 7200
type: A
ip: 93.191.60.124

Servidores DNS Principal (mname) y Secundario (rname)
host: smath.com
class: IN
ttl: 7200
type: SOA
mname: ns1.nameself.com
rname: support.regtime.net
serial: 1781176804
refresh: 300
retry: 300
expire: 604800
minimum-ttl: 7200

Servidor de Correo
host: smath.com
class: IN
ttl: 7200
type: MX
pri: 10
target: mail.smath.com

Información TXT
host: smath.com
class: IN
ttl: 7200
type: TXT
txt: v=spf1 a:smath.com ip4:93.191.60.124 include:_spf.google.com ~all
entries: Array

Información TXT
host: smath.com
class: IN
ttl: 7200
type: TXT
txt: globalsign-domain-verification=PI-CRvW3-fwwrMYb8zX7K-jLbxsiz2ANGU-Yffj8Jv
entries: Array