Servidores DNS Principal (mname) y Secundario (rname)
host: cnrs-mrs.fr
class: IN
ttl: 21600
type: SOA
mname: tressan.cnrs-mrs.fr
rname: dnsmaster.cnrs-mrs.fr
serial: 2024092501
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 7200

Servidor de Correo
host: cnrs-mrs.fr
class: IN
ttl: 21600
type: MX
pri: 0
target: 12mail.dr12.cnrs.fr

Información TXT
host: cnrs-mrs.fr
class: IN
ttl: 21600
type: TXT
txt: v=spf1 mx a ip4:194.57.126.215/32 195.221.165.32/32 ~all
entries: Array