Registro IPv4
host: comcast.co
class: IN
ttl: 14400
type: A
ip: 165.160.13.20

Registro IPv4
host: comcast.co
class: IN
ttl: 14400
type: A
ip: 165.160.15.20

Servidores DNS Principal (mname) y Secundario (rname)
host: comcast.co
class: IN
ttl: 14400
type: SOA
mname: dns1.cscdns.net
rname: hostmaster.cscdns.net
serial: 2010071603
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 14400

Servidor de Correo
host: comcast.co
class: IN
ttl: 14400
type: MX
pri: 10
target: custmx.cscdns.net