Registro DMARC
v=DMARC1; p=none; rua=mailto:dmarc@rackhosting.com

Registro IPv4
host: rackhosting.com
class: IN
ttl: 900
type: A
ip: 77.247.65.202

Servidores DNS Principal (mname) y Secundario (rname)
host: rackhosting.com
class: IN
ttl: 900
type: SOA
mname: dns1.rackhosting.com
rname: martin.helms.dk
serial: 2024042601
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 600

Servidor de Correo
host: rackhosting.com
class: IN
ttl: 900
type: MX
pri: 20
target: mailfilter1.rackhosting.com

Servidor de Correo
host: rackhosting.com
class: IN
ttl: 900
type: MX
pri: 10
target: mailfilter0.rackhosting.com

Información TXT
host: rackhosting.com
class: IN
ttl: 900
type: TXT
txt: google-site-verification=4CcKImos9hKE458lIO74ZJC3SaSGCinjnbV1yRLvwc0
entries: Array

Información TXT
host: rackhosting.com
class: IN
ttl: 900
type: TXT
txt: MS=ms39746282
entries: Array

Información TXT
host: rackhosting.com
class: IN
ttl: 900
type: TXT
txt: duo_sso_verification=9obwv9svDXI2dx4OoihQx4GqePxbROjmqdX6OiRbeM6eyowhuGE3kpUykSl9BZST
entries: Array

Información TXT
host: rackhosting.com
class: IN
ttl: 900
type: TXT
txt: v=spf1 include:spf.mailjet.com a mx include:notify-customer.com ip4:194.150.108.0/22 ip4:194.242.40.0/24 ip4:77.247.64.0/20 ip4:194.150.113.23 include:spf.ubivox.com include:spf.protection.outlook.com -all 
entries: Array