Registro DMARC
v=DMARC1; p=none; rua=mailto:dmarc_rua@medline.com; ruf=mailto:dmarc_ruf@medline.com; fo=1

Servidores DNS Principal (mname) y Secundario (rname)
host: orsolutions.us
class: IN
ttl: 162
type: SOA
mname: elliot.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2414646666
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Información TXT
host: orsolutions.us
class: IN
ttl: 300
type: TXT
txt: v=spf1 redirect=_spf-z.medline.net
entries: Array