Registro DMARC
v=DMARC1;p=reject;sp=quarantine;pct=100;rua=mailto:jeffrey@csesc.com;ri=86400;aspf=s;adkim=s;fo=1;

Registro IPv4
host: csesc.com
class: IN
ttl: 3600
type: A
ip: 34.136.137.193

Servidores DNS Principal (mname) y Secundario (rname)
host: csesc.com
class: IN
ttl: 900
type: SOA
mname: ns-506.awsdns-63.com
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
minimum-ttl: 86400

Información registro PTR (Reverso - Inverso)
host: csesc.com
class: IN
ttl: 3600
type: PTR
target: 102.217.225.104.in-addr.arpa

Servidor de Correo
host: csesc.com
class: IN
ttl: 3600
type: MX
pri: 0
target: 104.225.217.102

Información TXT
host: csesc.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 +a +mx +ip4:104.225.217.102 ~all
entries: Array