Registro DMARC
v=DMARC1; p=none; pct=100; rua=mailto:re+rvkzowujkpx@dmarc.postmarkapp.com,mailto:dmarc-reports@smashwords.com; sp=none; aspf=r;

Registro IPv4
host: smashwords.com
class: IN
ttl: 300
type: A
ip: 23.253.20.116

Servidores DNS Principal (mname) y Secundario (rname)
host: smashwords.com
class: IN
ttl: 1800
type: SOA
mname: sandy.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2414734050
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: smashwords.com
class: IN
ttl: 19090
type: MX
pri: 10
target: ASPMX4.GOOGLEMAIL.com

Servidor de Correo
host: smashwords.com
class: IN
ttl: 19090
type: MX
pri: 10
target: ASPMX2.GOOGLEMAIL.com

Servidor de Correo
host: smashwords.com
class: IN
ttl: 19090
type: MX
pri: 10
target: ASPMX5.GOOGLEMAIL.com

Servidor de Correo
host: smashwords.com
class: IN
ttl: 19090
type: MX
pri: 5
target: ALT2.ASPMX.L.GOOGLE.com

Servidor de Correo
host: smashwords.com
class: IN
ttl: 19090
type: MX
pri: 1
target: ASPMX.L.GOOGLE.com

Servidor de Correo
host: smashwords.com
class: IN
ttl: 19090
type: MX
pri: 5
target: ALT1.ASPMX.L.GOOGLE.com

Servidor de Correo
host: smashwords.com
class: IN
ttl: 19090
type: MX
pri: 10
target: ASPMX3.GOOGLEMAIL.com

Información TXT
host: smashwords.com
class: IN
ttl: 300
type: TXT
txt: google-site-verification=Cchf9_HnHTkJJcpzqO9xZS_SI2oOVFQEDYlcN2ZGAaA
entries: Array

Información TXT
host: smashwords.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:mailgun.org include:_spf.google.com -all
entries: Array

Información TXT
host: smashwords.com
class: IN
ttl: 300
type: TXT
txt: tinfoil-site-verification: 69371a745d4de93947d01f46263a3cc4d9aad6ef=fd2fb04779b7f029c18d93a46878fbd108cbea84
entries: Array