Registro DMARC
v=DMARC1; p=quarantine

Registro DMARC
v=DMARC1; p=quarantine

Registro IPv4
host: btcusa.com
class: IN
ttl: 300
type: A
ip: 104.21.12.145

Registro IPv4
host: btcusa.com
class: IN
ttl: 300
type: A
ip: 172.67.152.138

Servidores DNS Principal (mname) y Secundario (rname)
host: btcusa.com
class: IN
ttl: 1800
type: SOA
mname: dave.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2411892453
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: btcusa.com
class: IN
ttl: 300
type: MX
pri: 10
target: mail.protonmail.ch

Servidor de Correo
host: btcusa.com
class: IN
ttl: 300
type: MX
pri: 20
target: mailsec.protonmail.ch

Información TXT
host: btcusa.com
class: IN
ttl: 300
type: TXT
txt: protonmail-verification=725c7bae44446f021f8fecdfbf68f66d159e1690
entries: Array

Información TXT
host: btcusa.com
class: IN
ttl: 300
type: TXT
txt: google-site-verification=hHwxu9UhNitCGaUuQhBEWMaD6zbxPFkSpV-1U7igUNM
entries: Array

Información TXT
host: btcusa.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 include:_spf.protonmail.ch ~all
entries: Array

Registro IPv6
host: btcusa.com
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:3037::6815:c91

Registro IPv6
host: btcusa.com
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:3032::ac43:988a