Registro DMARC
v=DMARC1; p=none

Registro IPv4
host: marbcn.com
class: IN
ttl: 300
type: A
ip: 64.91.245.110

Servidores DNS Principal (mname) y Secundario (rname)
host: marbcn.com
class: IN
ttl: 9770
type: SOA
mname: ns1.sitiosmctech.com.mx
rname: devnull.sourcedns.com
serial: 2025082901
refresh: 3600
retry: 7200
expire: 1209600
minimum-ttl: 86400

Servidor de Correo
host: marbcn.com
class: IN
ttl: 300
type: MX
pri: 0
target: marbcn.com

Información TXT
host: marbcn.com
class: IN
ttl: 300
type: TXT
txt: pinterest-site-verification=6eadd0e3a6e67d7e09e3fc24693b6734
entries: Array

Información TXT
host: marbcn.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:mailgun.org ~all
entries: Array

Información TXT
host: marbcn.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 ip4:64.91.245.110 +a +mx ~all
entries: Array