Registro DMARC
v=DMARC1; p=none; rua=mailto:1f9ecb9bcd234eff9ea1738e0581aaee@dmarc-reports.cloudflare.net

Servidores DNS Principal (mname) y Secundario (rname)
host: nlznlab.cfd
class: IN
ttl: 1800
type: SOA
mname: chloe.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2352899127
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800