Registro IPv4
host: escolar.udg.mx
class: IN
ttl: 1600
type: A
ip: 148.202.105.188

Servidores DNS Principal (mname) y Secundario (rname)
host: escolar.udg.mx
class: IN
ttl: 21600
type: SOA
mname: d.ns.udg.mx
rname: jaime.noc.udg.mx
serial: 69
refresh: 10800
retry: 3600
expire: 2419200
minimum-ttl: 900