Servidores DNS Principal (mname) y Secundario (rname)
host: xn--o79az0ah5swnj9piycq84bx2bn8t4wf.com
class: IN
ttl: 1800
type: SOA
mname: fatima.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2410995888
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800