Registro DMARC
v=DMARC1; p=reject; sp=reject; pct=100; adkim=r; aspf=r; rua=mailto:dmarc_agg@vali.email,mailto:dmarc_rua@sendgrid.com; ruf=mailto:dmarc@sendgrid.com; fo=1; rf=afrf; ri=86400

Registro IPv4
host: sendgrid.com
class: IN
ttl: 90
type: A
ip: 52.213.117.140

Registro IPv4
host: sendgrid.com
class: IN
ttl: 90
type: A
ip: 18.198.170.184

Registro IPv4
host: sendgrid.com
class: IN
ttl: 90
type: A
ip: 52.211.30.93

Registro IPv4
host: sendgrid.com
class: IN
ttl: 90
type: A
ip: 18.158.84.108

Servidores DNS Principal (mname) y Secundario (rname)
host: sendgrid.com
class: IN
ttl: 21600
type: SOA
mname: ns10.dnsmadeeasy.com
rname: dns.dnsmadeeasy.com
serial: 2011110471
refresh: 14400
retry: 600
expire: 1728000
minimum-ttl: 180

Servidor de Correo
host: sendgrid.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mxa-0023de01.gslb.pphosted.com

Servidor de Correo
host: sendgrid.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mxb-0023de01.gslb.pphosted.com

Información TXT
host: sendgrid.com
class: IN
ttl: 900
type: TXT
txt: postman-domain-verification=06c6947dd936dddbbfe7a7e5a71b5c984a44e5ce0cadd7a8174320c42fd2f5e2f10e18590d5fbaa5f574df473f2a841a8fc6bcb4fed1ec15254845ba5aad1ab1
entries: Array

Información TXT
host: sendgrid.com
class: IN
ttl: 900
type: TXT
txt: loaderio=dc99536e3eb902ffc82885541e224e7c
entries: Array

Información TXT
host: sendgrid.com
class: IN
ttl: 900
type: TXT
txt: status-page-domain-verification=989qbtpx3q0r
entries: Array

Información TXT
host: sendgrid.com
class: IN
ttl: 900
type: TXT
txt: dcacl5d6qbb453nflucim3hi48
entries: Array

Información TXT
host: sendgrid.com
class: IN
ttl: 900
type: TXT
txt: google-site-verification=-BR0U2prX8YJz74uUQygVn22zPdt86Jc5FVd5ZX6xXo
entries: Array

Información TXT
host: sendgrid.com
class: IN
ttl: 900
type: TXT
txt: google-site-verification=tntqYocq8qndo3ulRQvNHJb21KIBVGuw_m7FJsFfvM0
entries: Array

Información TXT
host: sendgrid.com
class: IN
ttl: 900
type: TXT
txt: v=spf1 include:sendgrid.com._nspf.vali.email include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:stspg-customer.com ip4:167.89.60.95 ip4:50.31.36.205 ~all
entries: Array

Información TXT
host: sendgrid.com
class: IN
ttl: 900
type: TXT
txt: facebook-domain-verification=jotjcwyly7se4q6c3xsysztxo287s9
entries: Array

Información TXT
host: sendgrid.com
class: IN
ttl: 900
type: TXT
txt: 48ed3283-0038-4458-8cb0-d2e7d0a4b860
entries: Array

Información TXT
host: sendgrid.com
class: IN
ttl: 900
type: TXT
txt: knp3gmub9ht14m0lg24j0e5rq1
entries: Array

Información TXT
host: sendgrid.com
class: IN
ttl: 900
type: TXT
txt: MS=ms77173225
entries: Array

Información TXT
host: sendgrid.com
class: IN
ttl: 900
type: TXT
txt: facebook-domain-verification=dfv1zm6tx7ues6olt99mpc58vh49qj
entries: Array

Información TXT
host: sendgrid.com
class: IN
ttl: 900
type: TXT
txt: 8mqpm5f9vltr3jvue71slj2j31
entries: Array