Registro DMARC
v=DMARC1; p=reject; adkim=s; aspf=s;

Registro DMARC
v=DMARC1; p=reject; adkim=s; aspf=s;

Registro IPv4
host: 4msystems.com
class: IN
ttl: 3600
type: A
ip: 164.90.244.158

Registro IPv4
host: 4msystems.com
class: IN
ttl: 3600
type: A
ip: 159.89.244.183

Información TXT
host: 4msystems.com
class: IN
ttl: 3600
type: TXT
txt: v=DMARC1; p=reject; adkim=s; aspf=s;
entries: Array

Información TXT
host: 4msystems.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 -all
entries: Array