Registro IPv4
host: sqlblog.com
class: IN
ttl: 1800
type: A
ip: 207.115.88.196

Servidores DNS Principal (mname) y Secundario (rname)
host: sqlblog.com
class: IN
ttl: 1800
type: SOA
mname: dns3.registeredsite.com
rname: 
serial: 23
refresh: 1800
retry: 900
expire: 86400
minimum-ttl: 0