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

Registro IPv4
host: Youtu.be
class: IN
ttl: 300
type: A
ip: 66.102.1.91

Registro IPv4
host: Youtu.be
class: IN
ttl: 300
type: A
ip: 66.102.1.93

Registro IPv4
host: Youtu.be
class: IN
ttl: 300
type: A
ip: 66.102.1.136

Registro IPv4
host: Youtu.be
class: IN
ttl: 300
type: A
ip: 66.102.1.190

Servidores DNS Principal (mname) y Secundario (rname)
host: Youtu.be
class: IN
ttl: 90
type: SOA
mname: ns1.google.com
rname: dns-admin.google.com
serial: 981700265
refresh: 900
retry: 900
expire: 1800
minimum-ttl: 60

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

Servidor de Correo
host: Youtu.be
class: IN
ttl: 300
type: MX
pri: 10
target: gmr-smtp-in.l.google.com

Información TXT
host: Youtu.be
class: IN
ttl: 3600
type: TXT
txt: google-site-verification=2pAxAvJeUmVBMOlonVG64CJkyohWmC1IUEzV7eMshsI
entries: Array

Información TXT
host: Youtu.be
class: IN
ttl: 3600
type: TXT
txt: v=spf1 ip4:208.117.224.0/19 ip4:208.65.152.0/22 ip4:64.15.112.0/20 include:google.com mx ~all
entries: Array

Registro IPv6
host: Youtu.be
class: IN
ttl: 300
type: AAAA
ipv6: 2a00:1450:4003:815::200e