Registro DMARC
v=DMARC1;p=reject;sp=reject;pct=100;rua=mailto:b40ae375@mxtoolbox.dmarc-report.com,mailto:re+rwqsk359bcx@dmarc.postmarkapp.com;ri=86400;aspf=r;adkim=r;fo=1

Registro IPv4
host: ionos.com.mx
class: IN
ttl: 300
type: A
ip: 74.208.255.129

Servidores DNS Principal (mname) y Secundario (rname)
host: ionos.com.mx
class: IN
ttl: 21600
type: SOA
mname: ns-1and1.ui-dns.com
rname: dnsadmin.1and1.com
serial: 2019031415
refresh: 14400
retry: 3600
expire: 605000
minimum-ttl: 600

Servidor de Correo
host: ionos.com.mx
class: IN
ttl: 21600
type: MX
pri: 10
target: mxint02.1and1.com

Servidor de Correo
host: ionos.com.mx
class: IN
ttl: 21600
type: MX
pri: 10
target: mxint01.1and1.com