Registro IPv4
host: ies21.edu.ar
class: IN
ttl: 300
type: A
ip: 190.210.55.36

Servidores DNS Principal (mname) y Secundario (rname)
host: ies21.edu.ar
class: IN
ttl: 300
type: SOA
mname: barney.ies21.com.ar
rname: dnsmaster.ies21.edu.ar
serial: 1297090659
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 38400

Servidor de Correo
host: ies21.edu.ar
class: IN
ttl: 1760
type: MX
pri: 10
target: ALT3.ASPMX.L.GOOGLE.COM

Servidor de Correo
host: ies21.edu.ar
class: IN
ttl: 1760
type: MX
pri: 5
target: ALT2.ASPMX.L.GOOGLE.COM

Servidor de Correo
host: ies21.edu.ar
class: IN
ttl: 1760
type: MX
pri: 1
target: ASPMX.L.GOOGLE.COM

Servidor de Correo
host: ies21.edu.ar
class: IN
ttl: 1760
type: MX
pri: 5
target: ALT1.ASPMX.L.GOOGLE.COM

Servidor de Correo
host: ies21.edu.ar
class: IN
ttl: 1760
type: MX
pri: 10
target: ALT4.ASPMX.L.GOOGLE.COM

Información TXT
host: ies21.edu.ar
class: IN
ttl: 300
type: TXT
txt: google-site-verification=8qOsIkrpLCLjLOrO9SRShBMjOAA5Ka0H6IjdstFBWQo
entries: Array

Información TXT
host: ies21.edu.ar
class: IN
ttl: 300
type: TXT
txt: v=spf1 mx a:mail.ies21.edu.ar ip4:190.210.55.45 include:_spf.google.com ~all
entries: Array

Información TXT
host: ies21.edu.ar
class: IN
ttl: 300
type: TXT
txt: google-site-verification=hY8nxAemGHIDVYJlkeGD0V2TYap6Icyxo4CUZch5Fag
entries: Array

Información TXT
host: ies21.edu.ar
class: IN
ttl: 300
type: TXT
txt: MS=DA152C3F17DCE9F1D97307D56EF75306287A3C02	
entries: Array