Registro DMARC
v=DMARC1; p=reject; adkim=s; aspf=s;

Registro IPv4
host: mercol.co.uk
class: IN
ttl: 300
type: A
ip: 172.67.212.238

Registro IPv4
host: mercol.co.uk
class: IN
ttl: 300
type: A
ip: 104.21.50.228

Servidores DNS Principal (mname) y Secundario (rname)
host: mercol.co.uk
class: IN
ttl: 1800
type: SOA
mname: chelsea.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2416499563
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: mercol.co.uk
class: IN
ttl: 3600
type: MX
pri: 10
target: mail2.quickdns.co.uk

Información TXT
host: mercol.co.uk
class: IN
ttl: 3600
type: TXT
txt: v=spf1 -all
entries: v=spf1 -all

Registro IPv6
host: mercol.co.uk
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:3032::6815:32e4

Registro IPv6
host: mercol.co.uk
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:3032::ac43:d4ee