Registro IPv4
host: georgewbushlibrary.smu.edu
class: IN
ttl: 604
type: A
ip: 52.44.89.206

Registro IPv4
host: georgewbushlibrary.smu.edu
class: IN
ttl: 604
type: A
ip: 52.206.136.3

Servidores DNS Principal (mname) y Secundario (rname)
host: georgewbushlibrary.smu.edu
class: IN
ttl: 3600
type: SOA
mname: pony.cis.smu.edu
rname: noc.smu.edu
serial: 751619482
refresh: 1200
retry: 180
expire: 1209600
minimum-ttl: 3600