Registro IPv4
host: rcoi71.ru
class: IN
ttl: 75881
type: A
ip: 212.12.31.49

Servidores DNS Principal (mname) y Secundario (rname)
host: rcoi71.ru
class: IN
ttl: 75881
type: SOA
mname: ns1.reg.ru
rname: hostmaster.ns1.reg.ru
serial: 1747988881
refresh: 14400
retry: 3600
expire: 604800
minimum-ttl: 10800