Registro DMARC
v=spf1 mx a ip4:176.96.136.48/28 -all

Registro IPv4
host: pfweb.eu
class: IN
ttl: 86400
type: A
ip: 176.96.136.20

Servidores DNS Principal (mname) y Secundario (rname)
host: pfweb.eu
class: IN
ttl: 21600
type: SOA
mname: ns1.php-friends.de
rname: support.php-friends.de
serial: 1456782440
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 39600

Servidor de Correo
host: pfweb.eu
class: IN
ttl: 86400
type: MX
pri: 10
target: bernd.php-friends.de

Información TXT
host: pfweb.eu
class: IN
ttl: 86400
type: TXT
txt: v=spf1 mx a ip4:176.96.136.48/28 -all
entries: Array