Registro DMARC
v=DMARC1; p=none; rua=mailto:corejr@core77.com

Registro IPv4
host: core77.com
class: IN
ttl: 7200
type: A
ip: 209.133.198.220

Servidores DNS Principal (mname) y Secundario (rname)
host: core77.com
class: IN
ttl: 7200
type: SOA
mname: NS15.WORLDNIC.com
rname: namehost.WORLDNIC.com
serial: 124030415
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: core77.com
class: IN
ttl: 7200
type: MX
pri: 10
target: mx1.emailsrvr.com

Servidor de Correo
host: core77.com
class: IN
ttl: 7200
type: MX
pri: 20
target: mx2.emailsrvr.com

Información TXT
host: core77.com
class: IN
ttl: 900
type: TXT
txt: google-site-verification=EAgFxwQi1ErZI1Rcj9o78wfl2oG_TV84f3QI8FGNCy8
entries: Array

Información TXT
host: core77.com
class: IN
ttl: 900
type: TXT
txt: google-site-verification=gbFTztK-W4w2zpoN0xmFRJp6-cZHqEZbESI4L9v8-tQ
entries: Array

Información TXT
host: core77.com
class: IN
ttl: 900
type: TXT
txt: v=spf1 include:_spf.createsend.com include:emailsrvr.com include:spf.mandrillapp.com ~all
entries: Array

Información TXT
host: core77.com
class: IN
ttl: 900
type: TXT
txt: google-site-verification=SWJEtOgL_UnQtsx26GLO7jybVvpmXuS1fwqdAjio520
entries: Array