Registro IPv4
host: opex56.ru
class: IN
ttl: 7325
type: A
ip: 31.31.205.163

Servidores DNS Principal (mname) y Secundario (rname)
host: opex56.ru
class: IN
ttl: 7325
type: SOA
mname: ns1.reg.ru
rname: hostmaster.ns1.reg.ru
serial: 1737476527
refresh: 14400
retry: 3600
expire: 604800
minimum-ttl: 10800