Registro IPv4
host: tsystems.com
class: IN
ttl: 3600
type: A
ip: 80.158.66.24

Servidores DNS Principal (mname) y Secundario (rname)
host: tsystems.com
class: IN
ttl: 15749
type: SOA
mname: pns.dtag.de
rname: dns.telekom.de
serial: 2021110700
refresh: 10800
retry: 3600
expire: 2419200
minimum-ttl: 3600

Servidor de Correo
host: tsystems.com
class: IN
ttl: 3600
type: MX
pri: 10
target: gw1.telekom.de

Servidor de Correo
host: tsystems.com
class: IN
ttl: 3600
type: MX
pri: 50
target: gw9.telekom.de