Registro IPv4
host: siglo21.com
class: IN
ttl: 3600
type: A
ip: 216.120.147.200

Servidores DNS Principal (mname) y Secundario (rname)
host: siglo21.com
class: IN
ttl: 51061
type: SOA
mname: ns1045.ui-dns.com
rname: hostmaster.1und1.com
serial: 2017060110
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 600

Servidor de Correo
host: siglo21.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mx00.ionos.mx

Servidor de Correo
host: siglo21.com
class: IN
ttl: 3600
type: MX
pri: 10
target: mx01.ionos.mx

Información TXT
host: siglo21.com
class: IN
ttl: 90
type: TXT
txt: v=spf1 include:_spf-us.ionos.com ~all
entries: Array

Información TXT
host: siglo21.com
class: IN
ttl: 90
type: TXT
txt: zone-ownership-verification-cd6269eb623c3550e60e4c16e2ace12c751193907906e5582c8589d4b8410135
entries: Array