Registro DMARC
v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com

Registro IPv4
host: librerio.com
class: IN
ttl: 10387
type: A
ip: 13.248.172.93

Registro IPv4
host: librerio.com
class: IN
ttl: 10387
type: A
ip: 76.223.40.250

Servidores DNS Principal (mname) y Secundario (rname)
host: librerio.com
class: IN
ttl: 10387
type: SOA
mname: rossns.abbott.com
rname: dnsdomainadminstrator.sjm.com
serial: 33
refresh: 10800
retry: 3600
expire: 2592000
minimum-ttl: 60

Información TXT
host: librerio.com
class: IN
ttl: 10387
type: TXT
txt: v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
entries: Array