Registro DMARC
v=DMARC1; p=none; aspf=r; adkim=r;

Registro IPv4
host: icsb.Edu.bd
class: IN
ttl: 86400
type: A
ip: 34.174.64.218

Servidores DNS Principal (mname) y Secundario (rname)
host: icsb.Edu.bd
class: IN
ttl: 14400
type: SOA
mname: ns1.siteground.net
rname: admins.siteground.com
serial: 209
refresh: 86400
retry: 7200
expire: 3600000
minimum-ttl: 86400

Servidor de Correo
host: icsb.Edu.bd
class: IN
ttl: 86400
type: MX
pri: 0
target: mx.bol-online.com

Información TXT
host: icsb.Edu.bd
class: IN
ttl: 300
type: TXT
txt: v=DMARC1; p=quarantine; rua=mailto:quarantine@icsb.edu.bd; ruf=mailto:quarantine@icsb.edu.bd; fo=0; pct=100; sp=none
entries: Array

Información TXT
host: icsb.Edu.bd
class: IN
ttl: 300
type: TXT
txt: google-site-verification=4Y4mJ8ktWQPXprMh1KtLMjlh8p7WiQ1WP3mXhDcQCH4
entries: Array