Registro DMARC
v=DMARC1; p=none; rua=mailto:rejected@bookcrossing.com; ruf=mailto:rejected@bookcrossing.com; sp=none;

Registro IPv4
host: bookcrossing.com
class: IN
ttl: 300
type: A
ip: 172.67.74.236

Registro IPv4
host: bookcrossing.com
class: IN
ttl: 300
type: A
ip: 104.26.2.38

Registro IPv4
host: bookcrossing.com
class: IN
ttl: 300
type: A
ip: 104.26.3.38

Servidores DNS Principal (mname) y Secundario (rname)
host: bookcrossing.com
class: IN
ttl: 1800
type: SOA
mname: riya.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2356941236
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: bookcrossing.com
class: IN
ttl: 300
type: MX
pri: 10
target: ASPMX.L.GOOGLE.com

Servidor de Correo
host: bookcrossing.com
class: IN
ttl: 300
type: MX
pri: 20
target: ALT1.ASPMX.L.GOOGLE.com

Servidor de Correo
host: bookcrossing.com
class: IN
ttl: 300
type: MX
pri: 50
target: ASPMX3.GOOGLEMAIL.com

Servidor de Correo
host: bookcrossing.com
class: IN
ttl: 300
type: MX
pri: 60
target: ASPMX4.GOOGLEMAIL.com

Servidor de Correo
host: bookcrossing.com
class: IN
ttl: 300
type: MX
pri: 30
target: ALT2.ASPMX.L.GOOGLE.com

Servidor de Correo
host: bookcrossing.com
class: IN
ttl: 300
type: MX
pri: 40
target: ASPMX2.GOOGLEMAIL.com

Servidor de Correo
host: bookcrossing.com
class: IN
ttl: 300
type: MX
pri: 70
target: ASPMX5.GOOGLEMAIL.com

Información TXT
host: bookcrossing.com
class: IN
ttl: 300
type: TXT
txt: google-site-verification=VdaF0j5GVaJaDc-fIn5GYqUfkmC-7QtTSAMhpOwezUM
entries: Array

Información TXT
host: bookcrossing.com
class: IN
ttl: 300
type: TXT
txt: google-site-verification=R_ngDiJ4OyBG1x5OzQZMFMsoGNM9bzUodtcjVJMJZeQ
entries: Array

Información TXT
host: bookcrossing.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:amazonses.com include:_spf.google.com ip4:92.51.163.238 ip4:87.230.18.154 ip4:176.28.42.177 ip4:5.35.252.151 ip4:5.35.242.102 ip4:91.250.119.50 ip4:206.72.121.100 ip4:5.35.253.212 a mx ~all
entries: Array

Registro IPv6
host: bookcrossing.com
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:20::681a:226

Registro IPv6
host: bookcrossing.com
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:20::681a:326

Registro IPv6
host: bookcrossing.com
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:20::ac43:4aec