Registro IPv4
host: Withbob.net
class: IN
ttl: 300
type: A
ip: 216.223.125.164

host: 50Carleton.Withbob.net
class: IN
ttl: 299
type: CNAME
target: Withbob.net

Servidores DNS Principal (mname) y Secundario (rname)
host: Withbob.net
class: IN
ttl: 300
type: SOA
mname: ns1.linode.com
rname: tdelam.gmail.com
serial: 2017032358
refresh: 300
retry: 300
expire: 1209600
minimum-ttl: 300