Registro DMARC
v=DMARC1; p=none;

Registro IPv4
host: cstworld.com
class: IN
ttl: 510
type: A
ip: 217.160.0.191

Servidores DNS Principal (mname) y Secundario (rname)
host: cstworld.com
class: IN
ttl: 83310
type: SOA
mname: ns1045.ui-dns.com
rname: hostmaster.1und1.com
serial: 2017060106
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 600

Servidor de Correo
host: cstworld.com
class: IN
ttl: 510
type: MX
pri: 10
target: mx00.ionos.co.uk

Servidor de Correo
host: cstworld.com
class: IN
ttl: 510
type: MX
pri: 10
target: mx01.ionos.co.uk

Información TXT
host: cstworld.com
class: IN
ttl: 510
type: TXT
txt: v=spf1 include:_spf.perfora.net include:_spf.kundenserver.de -all
entries: 

Registro IPv6
host: cstworld.com
class: IN
ttl: 510
type: AAAA
ipv6: 2001:8d8:100f:f000::230