Registro DMARC
v=DMARC1; p=none; rua=mailto:dmarc@sgia.org

Registro IPv4
host: sgia.org
class: IN
ttl: 900
type: A
ip: 13.216.209.236

Servidores DNS Principal (mname) y Secundario (rname)
host: sgia.org
class: IN
ttl: 7200
type: SOA
mname: NS91.WORLDNIC.COM
rname: namehost.WORLDNIC.COM
serial: 125061110
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600