Registro DMARC
v=DMARC1;p=reject;fo=1:d:s;pct=100;rua=mailto:dmarc_agg@vali.email,mailto:0e5a5c34@inbox.ondmarc.com;ruf=mailto:0e5a5c34@inbox.ondmarc.com

Registro IPv4
host: heroku.com
class: IN
ttl: 207
type: A
ip: 192.0.66.110

Servidores DNS Principal (mname) y Secundario (rname)
host: heroku.com
class: IN
ttl: 3440
type: SOA
mname: dns1.p04.nsone.net
rname: hostmaster.nsone.net
serial: 1661184191
refresh: 3600
retry: 600
expire: 604800
minimum-ttl: 450

Servidor de Correo
host: heroku.com
class: IN
ttl: 450
type: MX
pri: 1
target: smtp.google.com

Información TXT
host: heroku.com
class: IN
ttl: 450
type: TXT
txt: google-site-verification=uk9Ibe3zvPE8drXYiXzryAr19xY3fdyBeEkBp5fkiZY
entries: Array

Información TXT
host: heroku.com
class: IN
ttl: 450
type: TXT
txt: v=spf1 ip4:167.89.4.18 include:_spf.google.com include:mailgun.org include:aspmx.pardot.com exists:%{i}._spf.corp.salesforce.com ~all
entries: Array

Información TXT
host: heroku.com
class: IN
ttl: 450
type: TXT
txt: google-site-verification=8HRJpo1MsC3G8GZpZiEWM5yXbzFB8NKa38O6ZjuTc-w
entries: Array

Información TXT
host: heroku.com
class: IN
ttl: 450
type: TXT
txt: google-site-verification=0lwG2NjL9452N97Edm9qR-fw8FyHVWarr4WKwWKIoSA
entries: Array

Información TXT
host: heroku.com
class: IN
ttl: 450
type: TXT
txt: 36fded18-0a5e-4a1f-b182-d2e4cfb54606
entries: Array

Registro IPv6
host: heroku.com
class: IN
ttl: 90
type: AAAA
ipv6: 2a04:fa87:fffd::c000:426e