Registro DMARC
v=DMARC1; p=none

Servidores DNS Principal (mname) y Secundario (rname)
host: ktzresearch.com
class: IN
ttl: 7200
type: SOA
mname: NS89.WORLDNIC.com
rname: namehost.WORLDNIC.com
serial: 121102904
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Información TXT
host: ktzresearch.com
class: IN
ttl: 7200
type: TXT
txt: v=spf1 ip4:58.137.159.0/24 ip4:27.254.69.128/25 ip4:58.97.9.0/24 ip4:61.91.122.224/27 ip4:203.146.251.243 ip4:203.146.251.233 include:spf-1.csloxinfo.net ~all
entries: Array