Servidores DNS Principal (mname) y Secundario (rname)
host: tefdigital.com
class: IN
ttl: 13984
type: SOA
mname: ns10.servicio-online.net
rname: hostmaster.ns10.servicio-online.net
serial: 1757683930
refresh: 14400
retry: 3600
expire: 604800
minimum-ttl: 86400

Información TXT
host: tefdigital.com
class: IN
ttl: 13983
type: TXT
txt: v=spf1 a ip4:81.45.59.242 ip4:81.45.17.131 ip4:81.45.17.132 -all
entries: Array