Registro IPv4
host: secool.ru
class: IN
ttl: 300
type: A
ip: 31.41.40.15

Servidores DNS Principal (mname) y Secundario (rname)
host: secool.ru
class: IN
ttl: 300
type: SOA
mname: ns1.beget.com
rname: hostmaster.beget.com
serial: 1783521714
refresh: 300
retry: 600
expire: 86400
minimum-ttl: 300