Registro DMARC
v=DMARC1; p=reject; sp=none; rua=mailto:dmarc_agg@vali.email; rf=afrf; pct=100

Registro IPv4
host: sendgrid.net
class: IN
ttl: 90
type: A
ip: 167.89.118.83

Registro IPv4
host: sendgrid.net
class: IN
ttl: 90
type: A
ip: 167.89.123.54

Registro IPv4
host: sendgrid.net
class: IN
ttl: 90
type: A
ip: 167.89.118.120

Registro IPv4
host: sendgrid.net
class: IN
ttl: 90
type: A
ip: 167.89.123.204

Registro IPv4
host: sendgrid.net
class: IN
ttl: 90
type: A
ip: 167.89.123.124

Registro IPv4
host: sendgrid.net
class: IN
ttl: 90
type: A
ip: 167.89.118.52

Servidores DNS Principal (mname) y Secundario (rname)
host: sendgrid.net
class: IN
ttl: 21484
type: SOA
mname: ns10.dnsmadeeasy.com
rname: dns.dnsmadeeasy.com
serial: 2011269430
refresh: 14400
retry: 600
expire: 1728000
minimum-ttl: 180

Servidor de Correo
host: sendgrid.net
class: IN
ttl: 90
type: MX
pri: 20
target: mx2.sendgrid.net

Servidor de Correo
host: sendgrid.net
class: IN
ttl: 90
type: MX
pri: 10
target: mx.sendgrid.net

Información TXT
host: sendgrid.net
class: IN
ttl: 90
type: TXT
txt: mailru-verification: 2e3995fa8a7d00e0
entries: Array

Información TXT
host: sendgrid.net
class: IN
ttl: 90
type: TXT
txt: p8bnb2lp424dkl3c4io1aemiei
entries: Array

Información TXT
host: sendgrid.net
class: IN
ttl: 90
type: TXT
txt: v=spf1 ip4:167.89.0.0/17 ip4:208.117.48.0/20 ip4:50.31.32.0/19 ip4:198.37.144.0/20 ip4:198.21.0.0/21 ip4:192.254.112.0/20 ip4:168.245.0.0/17 ip4:149.72.0.0/16 ip4:159.183.0.0/16 include:ab.sendgrid.net ~all
entries: Array

Información TXT
host: sendgrid.net
class: IN
ttl: 90
type: TXT
txt: google-site-verification=1UEf8ey-RibUjY6gnpqIZFjWNqMknmeyeHz1zTmj0DE
entries: Array

Información TXT
host: sendgrid.net
class: IN
ttl: 90
type: TXT
txt: i52uk89q4nfe1mpgqv5qsmsj3j.
entries: Array