Registro DMARC
v=DMARC1; p=reject; rua=mailto:linkedin@rua.agari.com; ruf=mailto:linkedin@ruf.agari.com

Registro IPv4
host: lynda.com
class: IN
ttl: 86400
type: A
ip: 108.174.10.24

Servidores DNS Principal (mname) y Secundario (rname)
host: lynda.com
class: IN
ttl: 3600
type: SOA
mname: ns1-42.azure-dns.com
rname: hostmaster.linkedin.com
serial: 12
refresh: 3600
retry: 600
expire: 604800
minimum-ttl: 60

Servidor de Correo
host: lynda.com
class: IN
ttl: 300
type: MX
pri: 15
target: mail-d.linkedin.com

Servidor de Correo
host: lynda.com
class: IN
ttl: 300
type: MX
pri: 20
target: mail.linkedin.com

Servidor de Correo
host: lynda.com
class: IN
ttl: 300
type: MX
pri: 15
target: mail-c.linkedin.com

Servidor de Correo
host: lynda.com
class: IN
ttl: 300
type: MX
pri: 10
target: mail-a.linkedin.com

Información TXT
host: lynda.com
class: IN
ttl: 300
type: TXT
txt: wz2pkrghvpwld0jlvm13jqlqxqjtq6bn
entries: Array

Información TXT
host: lynda.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 ip4:216.84.189.0/24 ip4:64.18.0.0/20 ip4:91.143.106.55 ip4:107.21.2.3 a:zgateway.zuora.com include:_spf.google.com include:mktomail.com include:_spf1.lynda.com include:linkedin.com ~all
entries: Array

Información TXT
host: lynda.com
class: IN
ttl: 300
type: TXT
txt: MS=ms56649312
entries: Array

Información TXT
host: lynda.com
class: IN
ttl: 300
type: TXT
txt: google-site-verification=otgwTIY9F-b-FfbfbUI2VALTkgGcwyo7qhoj6vzSDIA
entries: Array

Información TXT
host: lynda.com
class: IN
ttl: 300
type: TXT
txt: MS=ms48400913
entries: Array