Registro IPv4
host: craftserver.pl
class: IN
ttl: 300
type: A
ip: 91.237.52.33

Servidores DNS Principal (mname) y Secundario (rname)
host: craftserver.pl
class: IN
ttl: 1800
type: SOA
mname: jake.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2359916868
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Servidor de Correo
host: craftserver.pl
class: IN
ttl: 300
type: MX
pri: 10
target: mail.craftserver.pl