Registro DMARC
v=DMARC1; p=reject; rua=mailto:mailauth-reports@google.com

Registro IPv4
host: youtube.com
class: IN
ttl: 254
type: A
ip: 142.251.142.78

Servidores DNS Principal (mname) y Secundario (rname)
host: youtube.com
class: IN
ttl: 60
type: SOA
mname: ns1.google.com
rname: dns-admin.google.com
serial: 1007156695
refresh: 900
retry: 900
expire: 1800
minimum-ttl: 60

Servidor de Correo
host: youtube.com
class: IN
ttl: 300
type: MX
pri: 0
target: smtp.google.com

Información TXT
host: youtube.com
class: IN
ttl: 2258
type: TXT
txt: facebook-domain-verification=64jdes7le4h7e7lfpi22rijygx58j1
entries: Array

Información TXT
host: youtube.com
class: IN
ttl: 2258
type: TXT
txt: v=spf1 include:google.com mx -all
entries: Array

Información TXT
host: youtube.com
class: IN
ttl: 2258
type: TXT
txt: google-site-verification=QtQWEwHWM8tHiJ4s-jJWzEQrD_fF3luPnpzNDH-Nw-w
entries: Array