Servidores DNS Principal (mname) y Secundario (rname)
host: fliesenhandel.de
class: IN
ttl: 21600
type: SOA
mname: hydrogen.ns.hetzner.com
rname: dns.hetzner.com
serial: 2023041400
refresh: 86400
retry: 10800
expire: 3600000
minimum-ttl: 3600