Registro IPv4
host: la18hd.su
class: IN
ttl: 900
type: A
ip: 45.138.12.26

Servidores DNS Principal (mname) y Secundario (rname)
host: la18hd.su
class: IN
ttl: 3600
type: SOA
mname: pns71.cloudns.net
rname: support.cloudns.net
serial: 2026102102
refresh: 7200
retry: 1800
expire: 1209600
minimum-ttl: 3600