Registro DMARC
v=DMARC1; p=quarantine

Registro IPv4
host: techfiltered.com
class: IN
ttl: 300
type: A
ip: 172.67.204.251

Registro IPv4
host: techfiltered.com
class: IN
ttl: 300
type: A
ip: 104.21.44.234

Servidores DNS Principal (mname) y Secundario (rname)
host: techfiltered.com
class: IN
ttl: 1800
type: SOA
mname: meadow.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2415725942
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

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

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

Información TXT
host: techfiltered.com
class: IN
ttl: 300
type: TXT
txt: google-site-verification=Q1GlINqEOm6a8czV-4Dsu15pPPDrYCQKKwutVhKAEmM
entries: Array

Información TXT
host: techfiltered.com
class: IN
ttl: 300
type: TXT
txt: protonmail-verification=da047be400fc9715c8c2e7701c68c0c04ca673b9
entries: Array

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