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

Registro IPv4
host: costco.ca
class: IN
ttl: 90
type: A
ip: 23.37.163.117

Servidores DNS Principal (mname) y Secundario (rname)
host: costco.ca
class: IN
ttl: 21425
type: SOA
mname: a1-116.akam.net
rname: hostmaster.akamai.com
serial: 608
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 86400

Servidor de Correo
host: costco.ca
class: IN
ttl: 3600
type: MX
pri: 5
target: mx0a-001f9d01.pphosted.com

Servidor de Correo
host: costco.ca
class: IN
ttl: 3600
type: MX
pri: 5
target: mx0b-001f9d01.pphosted.com

Información TXT
host: costco.ca
class: IN
ttl: 21600
type: TXT
txt: google-site-verification=9vD2d3XW2_Js54ahrD7yPUM47OzpHqTQ2GQgETZpKu8
entries: Array

Información TXT
host: costco.ca
class: IN
ttl: 21600
type: TXT
txt: google-site-verification=IVZa_YT_W4LfykaLHkYsFSgHQOs2VILBuEUTWUKc6rQ
entries: Array

Información TXT
host: costco.ca
class: IN
ttl: 21600
type: TXT
txt: docusign=6b48b509-016b-486a-ad99-4c976f661c0d
entries: Array

Información TXT
host: costco.ca
class: IN
ttl: 21600
type: TXT
txt: docusign=7822dcd7-57ae-4abd-b680-f926329bb93e
entries: Array

Información TXT
host: costco.ca
class: IN
ttl: 21600
type: TXT
txt: v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
entries: Array