Registro DMARC
v=spf1 include:sendgrid.net ~all

Registro IPv4
host: hcmclinicians.com
class: IN
ttl: 7200
type: A
ip: 208.91.197.27

Servidores DNS Principal (mname) y Secundario (rname)
host: hcmclinicians.com
class: IN
ttl: 7200
type: SOA
mname: NS67.WORLDNIC.com
rname: namehost.WORLDNIC.com
serial: 124091212
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: hcmclinicians.com
class: IN
ttl: 7200
type: MX
pri: 10
target: us-smtp-inbound-1.mimecast.com

Servidor de Correo
host: hcmclinicians.com
class: IN
ttl: 7200
type: MX
pri: 10
target: us-smtp-inbound-2.mimecast.com

Información TXT
host: hcmclinicians.com
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:sendgrid.net ~all
entries: Array

Información TXT
host: hcmclinicians.com
class: IN
ttl: 3600
type: TXT
txt: MS=ms20606893
entries: Array

Información TXT
host: hcmclinicians.com
class: IN
ttl: 3600
type: TXT
txt: google-site-verification=S-DwwH59nfaWaZGaAW52wM1g3rV_QGJgHNIY5F07bfI
entries: Array